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Ferrites
Inductors
RF components
Gasketing
Transformers
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Design Kits
with free lifetime refills
Ferrites
Inductors
RF components
Gasketing
Transformers
Varistors
Design Kits
with free lifetime refills
Ferrites
Inductors
RF components
Gasketing
Transformers
Varistors
Design Kits
with free lifetime refills
Ferrites
Inductors
RF components
Gasketing
Transformers
Varistors
Intro
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02
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Ferrites page 04-06
Inductors page 04-06
RF components page 04-06
Gasketing page 04-06
Transformers page 04-06
Varistors page 04-06
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03
Design Kit
Anti-EMI
Design Kit WE-CBF
Design Kit WE-CBF/SMD Ferrites
Design Kit WE-CBF Small Size: Order Code 742 790, Version 1.0
Order Code
A must for design and test purposes
742 792 701
742 792 74
742 792 780
742 792 71
742 792 72
742 792 79
742 792 68
742 792 67
742 792 606
742 792 653
742 792 62
742 792 63
742 792 65
742 792 66
742 792 693
742 792 604
742 792 602
742 792 624
742 792 641
742 792 651
742 792 0
742 792 02
742 792 042
742 792 038
742 792 04
742 792 05
742 792 093
742 792 011
742 792 06
742 792 063
742 792 023
742 792 037
742 792 040
742 792 097
In sturdy metal case, completely labelled
Order Code 742 711, Version 1.0
Order Code
742 713 0
742 713 1
742 713 2
742 713 3
742 713 4
742 713 5
742 716 22S
742 716 33S
742 715 5
742 715 4
742 715 3
742 715 1
742 720 2
742 725 91
742 725 90
742 720 65
742 712 2
742 711 3
742 711 1
742 711 4
742 712 21
742 712 22
742 711 12
742 711 31
742 711 32
742 711 42
742 724 7
742 724 75
742 724 8
742 724 6
742 71
Description
Earthing Nylon Clips
STAR-GAP with defined air gap
STAR-RING
Suppression Flat Ferrite with Snap-In
Suppression Flat Ferrite
Snap Ferrite Sleeve with plastic case
STAR-TEC with safety key technology
Subject to changes
04
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STAR-FLAT
CE Key
Order Code 742 755, Version 1.0
Cable
up to 8.2 mm
up to 8.2 mm
up to 11.4 mm
up to 16.4 mm
up to 16.4 mm
up to 27.5 mm
8.5 mm - 12.5 mm
4.5 mm - 8.0 mm
up to 27.0 mm
up to 16.0 mm
up to 8.0 mm
up to 14.5 mm
40 pol.
40 pol.
26 pol.
26 pol.
10.5 mm - 12.5 mm
7.0 mm - 8.5 mm
4.5 mm - 6.0 mm
3.5 mm - 5.0 mm
8.5 mm - 12.5 m
10.5 mm - 12.5 mm
4.5 mm - 6.0 m
6.0 mm - 7.5 mm
7.0 mm - 8.5 m
3.5 mm - 5.0 mm
50 pol.
50 pol.
40 pol.
26 pol.
Z @ 100 MHz (1 Turn)
93
106
151
114
160
92
140
100
327
130
165
119
180
180
194
100
273
206
253
144
270
265
321
246
241
182
192
114
194
180
Qty.
1
3
Order Code
742 750 10
742 750 2
742 750 3
742 750 4
742 750 43
742 751 1
742 751 2
742 730 01
742 730 02
742 730 022
742 741 4
742 741 5
742 741 7
742 741 8
742 741 9
304 025
304 05
304 10
742 701 13
742 701 2
742 701 703
742 701 707
742 701 0
742 701 3
742 700 91
742 700 77
742 700 5
742 700 32
742 700 15
742 700 12
742 722 4
742 722 1
742 721 6
742 721 3
742 721 1
Description
5
5-hole ferrite bead
Multiline Ferrite Suppressor
EMI Suppression CPU Ferrite Plates
1
Flexible Absorber Sheet
Suppression Ferrite Cores
2
1
5
2
Flat Ferrite Cores
Size
0402
0603
SMD Ferrite
WE-CBF
0805
Impedance @
100 MHz (Ω)
DCR
max. (Ω)
Rated Current
max. (mA)
max.
Impedance (Ω)
10
30
220
120
300
600
15
60
120
600
120
220
600
1000
2200
22
60
180
300
600
11
120
600
240
600
1000
2200
10
30
60
120
330
600
1500
0.05
0.25
0.40
0.40
0.80
1.00
0.10
0.30
0.35
0.65
0.30
0.30
0.45
0.60
0.80
0.05
0.04
0.09
0.15
0.20
0.15
0.10
0.50
0.40
0.35
0.45
0.60
0.025
0.025
0.025
0.03
0.08
0.15
0.30
500
300
200
300
200
200
500
500
200
300
500
500
200
200
50
1000
3000
1500
2000
1000
600
500
200
200
200
200
200
3000
3000
3000
3000
2000
2000
1000
16 @ 1000 MHz
43 @ 500 MHz
360 @ 450 MHz
200 @ 600 MHz
400 @ 380 MHz
660 @ 180 MHz
60 @ 1000 MHz
110 @ 650 MHz
575 @ 350 MHz
4500 @ 200 MHz
200 @ 510 MHz
280 @ 350 MHz
720 @ 200 MHz
1350 @ 140 MHz
2250 @ 110 MHz
40 @ 1000 MHz
110 @ 600 MHz
250 @ 400 MHz
450 @ 250 MHz
800 @ 200 MHz
24 @ 1000 MHz
200 @ 400 MHz
3000 @ 180 MHz
280 @ 250 MHz
700 @ 150 MHz
1050 @ 120 MHz
3000 @ 80 MHz
20 @ 1000 MHz
55 @ 1000 MHz
90 @ 500 MHz
180 @ 250 MHz
375 @ 250 MHz
700 @ 150 MHz
1800 @ 70 MHz
Qty.
30
Design Kit WE-CBF/SMD Ferrites Large Size: Order Code 742 791, Version 1.0
Qty.
6-hole ferrite bead
Snap Ferrite Ring
Description
3
2
3
Order Code
742 792 1
742 792 11
742 792 122
742 792 13
742 792 133
742 792 14
742 792 112
742 792 15
742 792 121
742 792 18
742 792 141
742 792 30
742 792 3
742 792 310
742 792 311
742 792 312
742 792 4
742 792 42
742 792 410
742 792 411
742 792 45
742 792 44
742 792 5
742 792 50
742 792 510
742 792 511
742 792 515
742 792 52
742 793 0
742 793 1
742 793 2
742 752 1
742 751 1
742 751 2
Description
Size
1206
SMD Ferrite WE-CBF
1210
1806
1812
SMD Ferrite WE-PBF
SMD Ferrite WE-PBF
SMD Ferrite WE-PBF
Common Mode SMD Bead WE-CMS
5-hole Ferrite Bead WE-SUKW
5-hole Ferrite Bead WE-SUKW
4.00 x 3.00 x 2.55
8.50 x 3.00 x 2.55
7.80 x 4.75 x 3.00
8.50 x 5.60 x 2.50
8.00 x 5.00 x 4.60
11.00 x 4.65 x 5.00
Impedance @ 100 MHz (Ω)
32
90
220
600
600
1000
31
80
300
600
1000
32
90
30
52
65
60
150
60
80
110
850
120
70
70
120
530
680
42
91
98
52
416
580
DCR max. (Ω)
0.20
0.30
0.30
0.30
0.30
0.45
0.04
0.03
0.06
0.10
0.30
0.30
0.30
0.05
0.05
0.05
0.30
0.50
0.01
0.04
0.035
0.10
0.30
0.30
0.03
0.05
0.05
0.035
0.60
0.90
0.90
0.003
0.003
0.003
Rated Current max. (mA)
500
300
300
200
500
200
3000
3000
3000
2000
1000
400
400
3000
3000
3000
400
200
6000
3000
4000
1500
300
300
6000
3000
3000
4000
6000
6000
6000
5000
5000
5000
max. Impedance (Ω)
70 @ 1000 MHz
170 @ 550 MHz
240 @ 200 MHz
600 @ 100 MHz
750 @ 60 MHz
1250 @ 75 MHz
52 @1000 MHz
110 @ 2000 MHz
330 @ 110 MHz
700 @ 90 MHz
1100 @ 90 MHz
70 @ 1000 MHz
180 @ 1000 MHz
50 @ 900 MHz
90 @ 1000 MHz
110 @ 1000 MHz
130 @ 1000 MHz
280 @ 500 MHz
120 @ 1000 MHz
140 @ 1000 MHz
170 @ 600 MHz
1250 @ 50 MHz
200 @ 800 MHz
180 @ 1000 MHz
120 @ 1000 MHz
190 @ 600 MHz
1300 @ 60 MHz
940 @ 120 MHz
58 @ 1000 MHz
120 @1000 MHz
110 @ 1000 MHz
100 @ 1000 MHz
420 @ 90 MHz
510 @ 60 MHz
Qty.
30
15
10
5
Subject to changes
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05
Design Kit for
Power Inductors Linear Technology
Design Kit for
Power Inductors Texas Instruments
Characteristics
Characteristics
Assortment of SMD Power Inductors
Assortment of SMD Power Inductors
9 different types, 35 values and 239 components
clearly arranged in a sample case
6 different types, 35 values and 176 components clearly arranged in a sample case
Free refill
Free refill
Applications
Applications
Suitable for switching power supplies of
Linear Technology
Suitable for switching power supplies of
Texas Instruments
Support for the Software: Switcher CAD III
by suitable inductor equipment
Support for the Software SWIFT through
suitable inductor equipment
Order Code 744 720, Version 1.0
Order Code
Description
SMD-Power Inductors WE-PD3 Type S
744 510 1
WE-PD3, S, 744 510 22
WE-PD3, S, 744 510 33
WE-PD3, S, 744 510 47
WE-PD3, S, 744 510 68
WE-PD3, S, 744 511 0
WE-PD3, S, 744 511 15
WE-PD3, S, 744 511 22
WE-PD3, S, 744 511 33
WE-PD3, S, 744 511 47
WE-PD3, S, SMD-Power Inductors WE-PD3 Type L
744 540 4
WE-PD3, L, 744 540 68
WE-PD3, L, SMD-Power Inductors WE-PD4 Type L
744 560 1
WE-PD4, L, 744 561 33
WE-PD4, L, 744 561 47
WE-PD4, L, 744 561 68
WE-PD4, L, 744 562 0
WE-PD4, L, 744 562 22
WE-PD4, L, 744 562 47
WE-PD4, L, SMD-Power Inductors WE-PD4 Type XL
744 570 12
WE-PD4, XL,
744 570 27
WE-PD4, XL, 744 571 15
WE-PD4, XL, Subject to alterations
Order Code 744 720, Version 1.0
Qty.
1.0 μH
2.2 μH
3.3 μH
4.7 μH
6.8 μH
10.0 μH
15.0 μH
22.0 μH
33.0 μH
47.0 μH
10
4.7 μH
68.0 μH
5
1.0 μH
33.0 μH
47.0 μH
68.0 μH
100.0 μH
220.0 μH
470.0 μH
5
1.2 μH
2.7 μH
15.0 μH
3
Order Code
Description
SMD-Power Inductors WE-PD2 Type S
744 773 018
WE-PD2, S, 744 773 022
WE-PD2, S, 744 773 033
WE-PD2, S, 744 773 056
WE-PD2, S, SMD-Power Inductors WE-PD2 Type M
744 774 127
WE-PD2, M, SMD-Power Inductors WE-PD2 Type L
744 775 112
WE-PD2, L, 744 775 139
WE-PD2, L, 744 775 168
WE-PD2, L, SMD-Power Inductors WE-PD3 Type L
744 540 4
WE-PD3, L, 744 540 68
WE-PD3, L, SMD-Power Inductors WE-PD2 Type XL
744 776 10
WE-PD2, XL, 744 776 122
WE-PD2, XL, 744 776 127
WE-PD2, XL, SMD-Power Inductors WE-PD Type M
744 777 10
WE-PD, M, 744 777 122
WE-PD, M, Order Code 744 728, Version 1.0
Qty.
1.8 μH
2.2 μH
3.3 μH
5.6 μH
10
27.0 μH
5
12.0 μH
39.0 μH
68.0 μH
5
4.7 μH
68.0 μH
5
10.0 μH
22.0 μH
27.0 μH
5
10.0 μH
22.0 μH
5
LTspice
LTspice software with the latest transformer simulation models
www.we-online.com/LTspice
Order Code
Description
SMD-High Current Inductors WE-HC
744 312 025
WE-HC, 744 315 067
WE-HC, 744 315 120
WE-HC, 744 318 180
WE-HC, 744 318 270
WE-HC, SMD-Power Inductors WE-PD4 Type S
744 550 22
WE-PD4, Type S, 744 550 33
WE-PD4, Type S, 744 551 0
WE-PD4, Type S, 744 551 15
WE-PD4, Type S, 744 551 22
WE-PD4, Type S, SMD-Power Inductors WE-PD4 Type L
744 560 25
WE-PD4, Type L, 744 560 33
WE-PD4, Type L, 744 560 47
WE-PD4, Type L, 744 560 68
WE-PD4, Type L, 744 561 0
WE-PD4, Type L, 744 561 22
WE-PD4, Type L, SMD-Power Inductors WE-PD4 Type XL
744 570 33
WE-PD4, Type XL, 744 570 47
WE-PD4, Type XL, 744 570 56
WE-PD4, Type XL, 744 570 68
WE-PD4, Type XL, 744 571 0
WE-PD4, Type XL, 744 571 22
WE-PD4, Type XL, 744 571 33
WE-PD4, Type XL, 744 571 47
WE-PD4, Type XL, 744 571 68
WE-PD4, Type XL, 744 572 0
WE-PD4, Type XL, Order Code 744 728, Version 1.0
Qty.
0.25 μH
0.67 μH
1.20 μH
1.80 μH
2.70 μH
5
4
2.2 μH
3.3 μH
10.0 μH
15.0 μH
22.0 μH
10
2.5 μH
3.3 μH
4.7 μH
6.8 μH
10.0 μH
22.0 μH
5
3.3 μH
4.7 μH
5.6 μH
6.8 μH
10.0 μH
22.0 μH
33.0 μH
47.0 μH
68.0 μH
100.0 μH
3
Order Code
Description
SMD-Power Inductors WE-PD Type XL
744 770 01
WE-PD, Type XL, 744 770 02
WE-PD, Type XL, 744 770 03
WE-PD, Type XL, 744 770 04
WE-PD, Type XL,
744 770 06
WE-PD, Type XL, 744 770 07
WE-PD, Type XL, 744 770 10
WE-PD, Type XL, 744 770 115
WE-PD, Type XL, SMD-Power Inductors WE-PD Type L
744 771 215
WE-PD, Type L, Qty.
1.2 μH
2.4 μH
3.5 μH
4.7 μH
6.1 μH
7.6 μH
10.0 μH
15.0 μH
5
150.0 μH
5
Subject to alterations
06
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07
Design Kit for
Power Inductors Fairchild Semiconductor
Design Kit for
Power Inductors STMicroelectronics
Charakteristics
Charakteristics
Suitable for the converter family FAN
of Fairchild Semiconductor
Assortment of SMD Power Inductors
With STMicroelectronics reference number
to simplify the assignment
Declaration of Fairchild part number
Large spectrum of 7 different types,
35 values and 230 components
Large spectrum of types and values
12 different types, 35 values and 226 components
Free refill
Free refill
Applications
Applications
Suitable for converter IC’s of
Fairchild Semiconductors
Suitable for switching power supplies
of STMicroelectronics
Order Code 744 729, Version 1.0
Order Code
SMD-Power Inductors WE-TPC
744 031 100
744 031 004
744 042 100
744 062 100
744 065 100
SMD-Power Inductors WE-PD
744 770 01
744 770 02
744 770 03
744 770 06
744 770 07
744 770 900 1
744 770 900 2
744 770 900 4
744 770 910 0
744 770 922 0
SMD-Power Inductors WE-PD2
744 773 033
744 775 115
744 775 122
744 775 127
744 775 133
744 775 147
Subject to alterations
Order Code 744 729, Version 1.0
Description
WE-TPC Type S WE-TPC Type S WE-TPC Type M WE-TPC Type X WE-TPC Type XL Qty.
10.0 μH 4.7 μH 10.0 μH 10.0 μH 10.0 μH 0.56 A
1.20 A
1.30 A
1.30 A
3.00 A
WE-PD Type XL WE-PD Type XL WE-PD Type XL WE-PD Type XL WE-PD Type XXL WE-PD Type XXL WE-PD Type XXL WE-PD Type XXL WE-PD Type XXL WE-PD Type XXL 1.2 μH 2.4 μH 3.5 μH 6.1 μH 7.6 μH 1.0 μH 2.2 μH 4.7 μH 10.0 μH 22.0 μH 12.00 A
10.10 A
8.90 A
7.60 A
7.40 A
13.00 A
11.50 A
9.30 A
7.10 A
5.30 A
WE-PD2 Type S WE-PD2 Type L WE-PD2 Type L WE-PD2 Type L WE-PD2 Type L WE-PD2 Type L 3.3 μH 15.0 μH 22.0 μH 27.0 μH 33.0 μH 47.0 μH 2.00 A
1.93 A
1.73 A
1.48 A
1.35 A
1.17 A
20
5
3
10
5
Order Code
Description
SMD-Power Inductors WE-PD2 Type S
744 560 15
WE-PD4 Type L SMD-High Current Inductor WE-HC
744 312 025
WE-HC 744 324 033
WE-HC 744 324 063
WE-HC
744 324 100
WE-HC
744 318 120
WE-HC 744 315 120
WE-HC 744 324 140
WE-HC SMD-High Current Inductor WE-HCF
744 362 047
WE-HCF
744 362 080
WE-HCF 744 362 130
WE-HCF 744 392 460
WE-HCF 744 392 640
WE-HCF 744 392 820
WE-HCF Order Code 744 727, Version 1.0
Qty.
1.50 μH
7.20 A
0.25 μH 0.39 μH 0.75 μH 1.20 μH 1.20 μH 0.67 μH 2.50 μH 18.00 A
24.00 A
27.00 A
24.00 A
22.00 A
25.00 A
10.00 A
0.47 μH 30.00 A
0.80 μH 25.00 A
1.30 μH 19.00 A
4.60 μH 7.20 A
6.40 μH 6.00 A
8.20 μH 5.40 A
5
4
4
Order Code
Description
SMD-Power Inductors WE-PD Type M
777 911 5
WE-PD Type M
777 900 6
WE-PD Type M
SMD-Power Inductors WE-PD3 Type M
744 531 22
WE-PD3 Type M
744 531 33
WE-PD3 Type M
SMD-Power Inductors WE-PD3 Type L
744 541 22
WE-PD3 Type L
744 541 33
WE-PD3 Type L
744 541 47
WE-PD3 Type L
SMD-Power Inductors WE-PD3 Type X
744 592 0
WE-PD3 Type X
SMD-Power Inductors WE-PD4 Type L
744 561 15
WE-PD4 Type L
744 561 22
WE-PD4 Type L
744 561 33
WE-PD4 Type L
744 561 47
WE-PD4 Type L
744 561 68
WE-PD4 Type L
744 562 0
WE-PD4 Type L
SMD-Power Inductors WE-PD4 Type X
744 581 47
WE-PD4 Type X
744 582 0
WE-PD4 Type X
SMD-High Current Inductors WE-HC
744 318 180
WE-HC
744 324 063
WE-HC
744 318 120
WE-HC
744 318 270
WE-HC
Order Code 744 727, Version 1.0
STMicro reference no.
Qty.
-
10
L6902D
L6902D
5
L5970D
L5970D
L5970D-L6902D
5
L4978
3
L5973D-L5973AD
L5973D-L5973AD-L5972D
L5973D-L5973AD-L5972D
L4971-L4978-L5972D
L4971
L4971
5
L4973
L4973
3
L6995/7-L6910/A
L6995/7
L6995/7
L6995/7-L6910/A
4
Order Code
Description
SMD-High Current Inductors WE-HCF
744 382 460
WE-HCF
744 382 560
WE-HCF
744 392 090
WE-HCF
744 382 320
WE-HCF
SMD-Power Inductors WE-TPC Type S
744 031 002
WE-TPC Type S
744 031 003
WE-TPC Type S
744 031 004
WE-TPC Type S
SMD-Power Inductors WE-TPC Type M
744 042 005
WE-TPC Type M
744 561 15
WE-TPC Type M
SMD-Power Inductors WE-TPC Type MH
744 043 006
WE-TPC Type MH
744 043 008
WE-TPC Type MH
744 043 100
WE-TPC Type MH
SMD-Power Inductors WE-TPC Type LH
744 053 150
WE-TPC Type LH
744 053 180
WE-TPC Type LH
744 053 220
WE-TPC Type LH
STMicro reference no.
Qty.
L6995/7-L6910/A
L6910/A
L6995/7
L6995/7
4
-
10
L6925/6D
L6925/6D
10
L6920D
L6925/6D-L6920D
L6925/6D-L6920D
10
L6925/6D-L6920D
L6925/6D-L6920D
L6920D
10
Subject to alterations
08
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09
Design Kit for
Simple Switcher LM xxx National Semiconductor
Design Kit for
Power Inductors Exar
Characteristics
Characteristics
Assortment of SMD Power Inductors
Assortment of SMD Power Inductors
6 different types, 35 values, 175 components
clearly arranged in a sample case
5 different types, 35 values, 175 components
clearly arranged in a sample case
Free refill
Free refill
Applications
Applications
Suitable for switching power supplies of
National Semiconductor
Suitable for switching power supplies of Exar
Order Code 744 724, Version 2.0
Order Code
744 770 900 4
744 770 900 6
744 770 910 0
744 770 915 0
744 770 922 0
744 770 933 0
744 770 939 0
744 770 947 0
744 770 968 0
744 770 910 1
744 770 133
744 770 139
744 770 147
744 770 168
744 770 20
744 771 133
744 771 139
744 771 147
744 771 168
744 771 20
744 777 913 3
744 777 913 9
744 777 914 7
744 777 916 8
744 777 920
744 066 220
744 066 330
744 066 470
744 066 680
744 066 101
744 776 133
744 776 139
744 776 147
744 776 168
744 776 20
Description
SMD Power Inductor
WE-PD „XXL“
12.0 x 12.0 x 10.0
SMD Power Inductor
WE-PD „XL“
12.0 x 12.0 x 8.0
SMD Power Inductor
WE-PD „L“
12.0 x 12.0 x 6.0
SMD Power Inductor
WE-PD „M“
with plastic base
7.3 x 7.3 x 4.5
SMD Power Inductor
WE-TPC „XLH“
10.0 x 10.0 x 3.8
SMD Power Inductor
WE-PD2 „XL“
10.0 x 9.0 x 5.4
Subject to alterations
10
Order Code 744 721, Version 1.0
Size
www.we-online.de
Inductance (μH)
4.7
6.8
10
15
22
33
39
47
68
100
33
39
47
68
100
33
39
47
68
100
33
39
47
68
100
22
33
47
68
100
33
39
47
68
100
Rated Current (A)
9.30
8.40
7.10
6.50
5.30
4.20
4.10
3.80
3.20
2.50
3.20
3.00
2.70
2.35
2.25
2.68
2.49
2.21
1.91
1.53
1.13
1.11
1.03
0.87
0.79
2.50
2.10
1.75
1.50
1.20
1.78
1.62
1.45
1.19
1.02
Isat (A)
13.00
12.80
10.50
8.00
6.50
5.50
5.00
4.50
3.60
3.10
3.60
3.50
3.00
2.50
2.40
3.00
2.74
2.60
2.19
1.70
1.40
1.23
1.10
0.95
0.75
2.30
1.80
1.85
1.50
1.20
1.89
1.80
1.62
1.49
1.10
DCR (Ω)
0.011
0.014
0.021
0.026
0.028
0.045
0.056
0.060
0.089
0.110
0.064
0.073
0.100
0.140
0.220
0.057
0.068
0.075
0.120
0.160
0.170
0.230
0.260
0.380
0.380
0.075
0.112
0.160
0.216
0.300
0.120
0.140
0.170
0.220
0.350
Qty.
WEBENCH
®
WEBENCH Power Designer with
®
3
5
10
5
Würth Elektronik components
www.we-online.com/webench
Order Code
744 310 013
744 311 068
744 311 150
744 311 220
744 314 024
744 314 047
744 314 076
744 314 110
744 314 150
744 314 200
744 314 330
744 314 490
744 314 650
744 777 910
744 770 10
744 770 115
744 770 122
744 770 133
744 770 147
744 770 168
744 770 182
744 355 122
744 355 147
744 355 182
744 355 113 0
744 355 120 0
744 355 128 0
744 355 137 0
744 355 147 0
744 355 160 0
744 355 173 0
744 355 192 0
744 355 111 1
744 355 113 1
744 355 115 1
Description
Size
7 x 6.9 x 3
7 x 6.9 x 4
SMD-Flat Wire Inductor WE-HC
7 x 6.9 x 5
SMD Power Inductor WE-PD „M“ with plastic base
7.3 x 7.3 x 4.5
SMD Power Inductor WE-PD „XL“
12.0 x 12.0 x 8.0
SMD-Flat Wire Inductor WE-HCA
13.2 x 12.8 x 6.2
Inductance (μH)
0.13
0.68
1.50
2.20
0.24
0.47
0.76
1.10
1.50
2.00
3.30
4.90
6.50
10.00
10.00
15.00
22.00
33.00
47.00
68.00
82.00
0.20
0.47
0.82
1.30
2.00
2.80
3.70
4.70
6.00
7.30
9.20
11.30
13.00
15.40
Rated Current (A)
22
17
11
9
20
18
15.5
15
13
11.5
9
6.5
6
2
6.2
5
4.1
3.2
2.7
2.3
2.25
32
30
27
25
23
20
17
13
12
13
12
11
10
9
Isat (A)
48
20
14
13
28
20
15
13
11
9
8
6.5
6
2.6
6.6
6
5
3.6
3
2.5
2.45
65
50
35
25
22
17.5
16
15
14
12
10.5
9.5
9
8
DCR (mΩ)
0.91
3.1
6.6
11.4
1
1.35
2.25
3.15
4.3
5.85
9
14.5
21.5
49
22
27
43
64
100
140
160
0.35
0.67
0.9
1.8
2.6
3.3
4.9
7
8.4
5.9
7.8
9.1
11.2
14.8
Qty.
5
Subject to alterations
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11
Design Kit
WE-MPS
Design Kit of
SMD-Common Mode Chokes
Characteristics
Characteristics
Power Inductors WE-TPC and WE-PD series
Low profile
Recommended for „Synchronous Buck Converter“,
Nonsynchronous Buck Converter, Boost Converter,
White LED Driver: Serie MP15xx, MP21xx, MP23xx,
MP30xx, MP32xx
2, 3 or 4-line configuration
7 different types, 35 values and 435 components
Free refill
Applications
USB
CAN
Firewire
Data Lines
Power Lines
Order Code 744 722, Version 1.0
Order Code
744 042 003 9
744 042 004
744 042 005
744 042 006
744 042 008
744 052 003 9
744 052 005
744 052 006
744 052 007
744 052 009
744 053 004
744 053 004 7
744 053 006
744 053 008
744 053 100
744 065 003 3
744 065 004 7
744 065 006 8
744 065 008 2
744 065 150
744 066 002 2
744 06 6005
744 066 006 2
744 066 100
744 066 150
744 778 900 3
744 778 900 4
744 778 900 6
744 778 910
744 778 911 2
744 774 022
744 774 027
744 774 047
744 774 068
744 774 10
Subject to alterations
12
www.we-online.de
Order Code 744 725, Version 1.0
Description
Size
SMD Power Inductor
WE-TPC Type M
4.80 x 4.80 x 1.80
SMD Power Inductor
WE-TPC Type L
5.80 x 5.80 x 1.80
SMD Power Inductor
WE-TPC Type LH
5.80 x 5.80 x 2.80
SMD Power Inductor
WE-TPC Type XL
10.0 x 10.0 x 2.80
SMD Power Inductor
WE-TPC Type XLH
10.0 x 10.0 x 3.80
SMD Power Inductor
WE-PD Type S
with plastic base
SMD Power Inductor
WE-PD2 Type M
7.30 x 3.20 x 2.00
5.20 x 5.80 x 4.50
Inductance (μH)
3.9
4.7
5.6
6.8
8.2
3.9
5.0
6.2
7.5
9.0
4.0
4.7
6.2
8.2
10.0
3.3
4.7
6.8
8.2
15.0
2.2
5.0
6.2
10.0
15.0
3.3
4.7
6.8
10.0
12.0
2.2
2.7
4.7
6.8
10.0
Rated Current (A)
1.82
1.72
1.64
1.50
1.40
2.00
1.65
1.45
1.35
1.25
2.50
2.40
2.20
2.10
1.50
5.30
4.60
4.20
3.80
2.20
6.70
4.90
4.30
3.60
3.20
3.42
2.90
2.50
1.83
1.73
5.66
4.00
3.60
3.08
2.20
Isat (A)
1.70
1.65
1.325
1.25
1.10
1.80
1.50
1.60
1.50
1.35
2.20
1.95
1.70
1.60
1.40
4.60
4.20
3.60
2.80
2.25
6.80
5.50
4.50
4.00
3.25
4.20
3.90
2.75
2.20
1.90
7.01
8.00
5.40
3.82
2.16
DCR (Ω)
0.075
0.082
0.090
0.100
0.135
0.055
0.060
0.080
0.90
0.110
0.035
0.038
0.045
0.055
0.070
0.015
0.0165
0.033
0.0285
0.090
0.0105
0.022
0.024
0.035
0.50
0.030
0.035
0.044
0.072
0.098
0.041
0.045
0.071
0.082
0.100
Qty.
10
Order Code
744 202
744 203
744 204
744 206
744 207
744 220
744 222
744 223
744 224
744 226
744 227
744 212 510
744 212 221
744 212 181
744 212 101
744 212 100
744 272 472
744 272 471
744 272 221
744 272 121
744 272 102
744 252 510
744 252 220
744 252 101
744 253 200
744 231 061
744 231 371
744 231 091
744 231 181
744 231 121
744 232 222
744 232 161
744 232 102
744 232 090
744 232 261
Description
Size
SMD Common Mode Line Filter
WE-SL
12.7 x 11.0 x 5.75
SMD Common Mode Line Filter
WE-SL2
SMD Common Mode Line Filter
WE-SL1
SMD Common Mode Line Filter
WE-SL5
SMD Common Mode Line Filter
WE-SL3
SMD Multilayer
Common Mode Choke
WE-CNSW Type 0805
SMD Multilayer
Common Mode Choke
WE-CNSW Type 1206
9.20 x 6.00 x 5.00
6.50 x 3.60 x 1.65
10.0 x 8.70 x 6.50
9.20 x 6.60 x 2.50
2.00 x 1.20 x 1.20
3.20 x 1.90 x 1.60
Inductance (μH)
1000
500
250
60
35
4700
1000
500
250
10
51
51
220
180
100
10
4700
470
220
120
1000
51
22
100
20
-
Rated Current (mA)
350
400
600
2000
2700
500
800
1000
1200
1600
1000
300
300
300
300
300
350
1600
2200
2500
950
500
700
500
500
400
280
370
330
370
200
340
230
370
310
DCRmax (Ω)
0.40
0.30
0.12
0.65
0.35
0.75
0.31
0.15
0.13
0.08
0.16
0.16
0.28
0.25
0.22
0.24
0.72
0.065
0.032
0.025
0.180
0.25
0.14
0.28
0.16
0.25
0.45
0.30
0.35
3.00
1.20
0.40
1.00
0.30
0.50
Impedance (Ω)
5000
3000
1400
1600
1100
20000
6000
3300
1800
920
5500
300
1200
1000
500
1200
13000
1750
780
460
3600
3300
1600
5000
1250
67
370
90
180
120
2200
160
1000
90
260
Qty.
5
10
15
5
10
20
20
Subject to alterations
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13
Design Kit WE-PD Type XS/S
Design Kit WE-PD Type M/L
Design Kit
WE-PD Type XL/XXL
Design Kit WE-PD Type XS/S: Order Code 744 778, Version 1.0
Order Code
744 778 500 1
744 778 500 2
744 778 500 3
744 778 500 4
744 778 500 6
744 778 510
744 778 5115
744 778 512 2
744 778 514 7
744 778 520
744 778 900 1
744 778 900 2
744 778 900 3
744 778 900 4
744 778 900 6
744 778 910
744 778 911 2
744 778 911 5
744 778 911 8
744 778 912 2
744 778 912 7
744 778 913 3
744 778 913 9
744 778 314 7
744 778 915 6
744 778 916 8
744 778 918 2
744 778 920
744 778 921 2
744 778 921 5
744 778 921 8
744 778 922 2
744 778 923 3
744 778 923 9
744 778 924
Characteristics Design Kit WE-PD Type XS/S
Assortment with SMD Power Inductors
Design Kit with 35 values and 350 components
Free refill
Characteristics Design Kit WE-PD Type M/L
Assortment with SMD Power Inductors
Design Kit with 34 values and 170 components
Free refill
Description
SMD
Power Inductor
WE-PD „XS“
SMD
Power Inductor
WE-PD „S“
Size
5.9 x 6.2 x 3.3
7.3 x 3.2 x 1.5
Inductance (μH)
1.0
2.2
3.3
4.7
6.8
10
15
22
47
100
1.0
2.2
3.3
4.7
6.8
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
330
390
470
Rated Current (A)
3.50
2.90
2.80
2.20
2.30
1.90
1.60
1.35
0.85
0.65
5.37
4.02
3.42
2.90
2.50
1.83
1.73
1.51
1.41
1.38
1.27
1.22
1.03
0.85
0.84
0.74
0.69
0.62
0.60
0.56
0.49
0.43
0.32
0.30
0.30
Isat (A)
4.50
3.30
3.00
2.50
2.00
1.60
1.40
1.10
0.74
0.50
6.40
4.80
4.20
3.90
2.75
2.20
1.90
1.75
1.70
1.40
1.35
1.15
1.10
100
0.90
0.84
0.76
0.76
0.68
0.53
0.50
0.42
0.35
0.34
0.31
DCR (mΩ)
39
54
67
78
100
125
200
250
600
1060
12
20
30
35
44
72
98
130
140
190
210
240
320
360
470
520
690
790
890
1270
1450
1650
2620
2940
4180
Qty.
Isat (A)
9.50
7.30
6.00
4.50
4.40
3.30
2.60
2.40
2.20
2.05
1.70
1.55
1.40
1.23
1.10
0.75
0.34
12.50
11.00
9.00
8.00
6.25
5.50
4.85
4.55
4.30
3.77
3.55
3.00
2.74
2.60
2.35
1.70
0.80
DCR (mΩ)
11
18
20
30
32
35
49
58
81
91
110
150
170
230
260
380
3010
6
8
8
11
20
25
27
30
34
36
51
57
68
57
110
160
160
Qty.
Characteristics
Assortment with SMD Power Inductors
Design Kit with 35 values and 175 components
Free refill
10
Design Kit WE-PD Type M/L: Order Code 744 777, Version 1.0
Order Code
744 777 900 1
744 777 900 15
744 777 900 2
744 777 900 3
744 777 900 4
744 777 900 6
744 777 910
744 777 911 2
744 777 911 5
744 777 911 8
744 777 912 2
744 777 912 7
744 777 913 3
744 777 913 9
744 777 914 7
744 777 920
744 777 924
744 771 001
744 771 002
744 771 003
744 771 004
744 771 008
744 771 10
744 771 112
744 771 115
744 771 118
744 771 122
744 771 127
744 771 133
744 771 139
744 771 147
744 771 156
744 771 20
744 771 24
Subject to alterations
Description
Size
SMD Power
Inductor
WE-PD „M“
7.3 x 4.5 x 1.5
SMD Power
Inductor
WE-PD „L“
12.0 x 12.0 x
6.0
Inductance (μH)
1.0
1.5
2.2
3.3
4.7
6.8
10
12
15
18
22
27
33
39
47
100
470
1.5
2.2
3.5
4.7
8.2
10
12
15
18
22
27
33
39
47
56
100
470
Rated Current (A)
5.30
4.30
4.20
3.30
3.16
2.91
2.00
1.82
1.60
1.50
1.41
1.24
1.13
1.11
1.03
0.79
0.29
10.50
10.00
9.25
8.25
6.25
5.00
3.91
3.75
3.48
3.37
2.97
2.68
2.49
2.21
2.01
1.53
0.64
Order Code 744 770, Version 1.0
5
Order Code
744 770 09
744 770 08
744 77001
744 770 015
744 770 02
744 770 03
744 770 04
744 770 06
744 770 07
744 770 10
744 770 112
744 770 115
744 770 118
744 770 122
744 770 127
744 770 133
744 770 139
744 770 147
744 770 156
744 770 168
744 770 900 1
744 770 900 2
744 770 900 3
744 770 900 4
744 770 900 6
744 770 910 0
744 770 915 0
744 770 922 0
744 770 927 0
744 770 933 0
744 770 947 0
744 770 968 0
744 770 910 1
744 770 915 1
744 770 922 1
Description
Size
SMD Power Inductor
WE-PD „XL“
12.0 x 12.0 x 8.0
SMD Power Inductor
WE-PD „XXL“
12.0 x 12.0 x 10.0
Inductance (μH)
0.47
0.75
1.2
1.5
2.4
3.5
4.7
6.1
7.6
10
12
15
18
22
27
33
39
47
56
68
1.0
2.2
3.5
4.7
6.8
10
15
22
27
33
47
68
100
150
220
Rated Current (A)
23.5
19.8
12.0
10.0
10.1
8.9
8.5
7.6
7.4
6.2
5.9
5.0
4.2
4.1
3.7
3.2
3.0
2.7
2.4
2.3
13.0
11.5
11.0
9.3
8.4
7.1
6.5
5.3
4.6
4.2
3.8
3.2
2.5
2.1
1.8
Isat (A)
26.4
21.0
16.6
12.0
14.3
9.6
9.3
8.6
8.0
6.6
6.3
6.0
5.4
5.0
3.8
3.6
3.5
3.0
2.9
2.5
25.0
20.0
16.5
13.0
12.8
10.5
8.0
6.5
5.8
5.5
4.5
3.6
3.1
2.7
2.2
DCR (mΩ)
3
4
7
6
12
14
16
18
20
22
24
27
39
43
46
64
73
100
110
140
5.6
6.0
8.5
11
14
21
26
28
40
45
60
88.5
110
200
300
Qty.
5
Subject to alterations
14
www.we-online.de
www.we-online.de
15
Design Kit for SEPIC applications and 1:1
SMD-Power Transformer WE-DD
Design Kit WE-HC 7x7
Design Kit WE-HC/HCA 10x10
Design Kit WE-HC 7x7: Order Code 744 354, Version 1.0
Order Code
744 310 013
744 310 024
744 310 055
744 310 095
744 310 115
744 310 200
744 312 011
744 312 025
744 312 047
744 312 072
744 312 100
744 312 150
744 311 047
744 311 068
744 311 100
744 311 150
744 311 220
744 311 330
744 311 470
744 314 024
744 314 047
744 314 076
744 314 110
744 314 150
744 314 200
744 314 330
744 314 490
744 314 650
Characteristics
Design Kit of SMD-Power Transformers
Large spectrum of types and values
Free refill
Applications
Perfectly suitable for
your development department
Order Code 744 870, Version 1.1
Order Code
744 878 004
744 878 006
744 878 100
744 878 220
744 877 004
744 877 100
744 877 220
744 871 004
744 871 100
744 871 330
744 871 470
744 870 004
744 870 100
744 870 101
744 870 220
744 870 221
744 870 470
744 870 910 0
Size
SMD-Shielded Power Transformer
WE-DD Type „S“
7.3 x 4.0 x 1.0
SMD-Shielded Power Transformer
WE-DD Type „M“
7.3 x 4.8 x 1.0
SMD-Shielded Power Transformer
WE-DD Type „L“
12.5 x 12.5 x 6.5
SMD-Shielded Power Transformer
WE-DD Type „XXL“
Subject to alterations
Size
7.0 x 7.3 x 3.0
6.6 x 7.3 x 3.4
SMD
High Current
Inductor WE-HC
7.0 x 6.9 x 4.0
7.0 x 6.9 x 5.0
Inductance (μH)
0.13
0.24
0.52
0.95
1.15
2.00
0.11
0.25
0.47
0.72
1.00
1.50
0.40
0.68
1.00
1.50
2.20
3.30
4.70
0.24
0.47
0.76
1.10
1.50
2.00
3.30
4.90
6.50
Rated Current (A)
22.0
18.0
14.0
11.0
8.5
6.5
22.0
18.0
16.0
12.0
11.0
9.0
19.0
17.0
15.0
11.0
9.0
6.5
6.0
20.0
18.0
15.5
15.0
13.0
11.5
9.0
6.5
6.0
Isat (A)
48.0
40.0
20.0
13.0
13.0
9.0
45.0
36.0
24.0
15.0
12.5
11.5
25.0
20.0
19.0
14.0
13.0
11.0
7.0
28.0
20.0
15.0
13.0
11.0
9.0
8.0
6.5
6
DCR (mΩ)
0.91
1.60
3.70
6.20
8.60
14.20
0.97
1.86
3.00
7.00
7.80
8.90
1.85
3.10
4.60
6.60
11.40
17.20
19.50
1.00
1.35
2.25
3.15
4.30
5.85
9.00
14.50
21.50
Qty.
5
Design Kit WE-HC/WE-HCA 10x10: Order Code 744 355, Version 2.0
Description
SMD-Shielded Power Transformer
WE-DD Type „XL“
Description
12.5 x 12.5 x 8.5
12.5 x 12.5 x 10.5
Inductance (μH)
4.7
6.8
10.0
22.0
4.7
10.0
22.0
4.7
10.0
33.0
47.0
4.7
10.0
100.0
22.0
220.0
47.0
Rated Current (A)
1.30
1.20
1.00
0.70
1.55
1.10
0.80
3.00
2.00
1.20
1.10
3.60
2.70
1.40
2.45
0.90
1.45
Isat (A)
3.0
2.5
2.0
1.5
3.3
2.8
1.8
8.0
5.0
2.8
2.4
10.0
7.0
2.0
5.2
1.4
3.1
DCR (Ω)
0.075
0.135
0.150
0.300
0.064
0.120
0.260
0.028
0.050
0.170
0.180
0.030
0.044
0.300
0.062
0.650
0.150
10.0
3.20
8.0
0.040
Qty.
4
5
4
Order Code
744 323 020
744 323 033
744 323 056
744 323 068
744 323 100
744 323 120
744 323 150
744 323 220
744 324 015
744 324 033
744 324 063
744 324 100
744 324 140
744 324 220
744 355 215
744 355 230
744 355 256
744 355 2100
744 355 2150
744 355 2200
744 355 2280
744 355 2430
744 325 016
744 325 040
744 325 072
744 325 120
744 325 180
744 325 240
744 325 330
744 325 420
744 325 550
Description
Size
10.6 x 10.6 x 2.8
SMD High Current Inductor
WE-HC
10.5 x 10.0 x 3.9
SMD High Current Inductor
WE-HCA
10.2 x 10.2 x 4.0
SMD High Current Inductor
WE-HC
11.0 x 10.2 x 5.0
Inductance (μH)
0.22
0.33
0.56
0.68
1.00
1.20
1.65
2.20
0.15
0.39
0.75
1.20
1.70
2.50
0.15
0.30
0.56
1.00
1.50
2.20
2.80
4.30
0.16
0.40
0.72
1.20
1.80
2.40
3.30
4.20
5.50
Rated Current (A)
23.0
18.0
18.0
12.5
12.5
10.5
10.5
8.5
24.0
22.0
18.0
14.0
13.0
10.0
25.0
22.0
20.0
16.0
14.0
11.0
9.5
8.0
25.0
24.0
22.0
20.0
16.0
14.0
12.0
11.0
10.0
Isat (A)
50
36
25
21
19
15
17
15
60
56
27
24
23
21
60
35
30
20
17
13
11
8
58
37
35
25
18
17
15
14
12
DCR (mΩ)
0.79
2.20
2.20
4.85
4.85
6.40
6.40
11.05
0.62
1.36
2.89
4.48
5.35
7.67
0.58
1.10
1.61
3.30
5.30
7.30
10.60
14.10
0.51
0.67
1.30
1.80
3.50
4.74
5.90
7.10
10.30
Qty.
5
Subject to alterations
16
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17
Design Kit WE-HC/HCA 13x13
Design Kit WE-HCC
Design Kit WE-TPC Small Size
Design Kit WE-TPC Medium Size
Design Kit WE-TPC Small Size: Order Code 744 028, Version 1.0
Design Kit WE-HC/WE-HCA 13x13: Order Code 744 356, Version 2.0
Order Code
744 313 025
744 313 068
744 313 120
744 313 180
744 313 220
744 313 330
744 315 067
744 315 120
744 355 019
744 355 047
744 355 090
744 355 014 0
744 355 023 0
744 355 032 0
744 355 048 0
744 355 060 0
744 318 120
744 318 180
744 318 270
744 355 122
744 355 147
744 355 182
744 355 113 0
744 355 120 0
744 355 128 0
744 355 137 0
744 355 147 0
744 355 160 0
744 355 173 0
744 355 192 0
744 355 111 1
744 355 113 1
744 355 115 1
Description
Size
SMD High
Current
Inductor
WE-HC
12.9 x 12.8 x 3.5
14.0 x 12.8 x 4.8
14.0 x 12.8 x 4.8
SMD High
Current
Inductor
WE-HCA
14.0 x 12.8 x 5.0
SMD High
Current
Inductor WE-HC
14.0 x 12.8 x 5.3
14.0 x 12.8 x 5.3
14.0 x 12.8 x 5.3
SMD High
Current
Inductor
WE-HCA
14.2 x 12.8 x 6.5
Inductance (μH)
0.25
0.68
1.20
1.80
2.20
3.30
0.67
1.20
0.19
0.47
0.90
1.40
2.30
3.20
4.80
6.00
1.20
1.80
2.70
0.20
0.47
0.82
1.30
2.00
2.80
3.70
4.70
6.00
7.30
9.20
11.30
13.00
15.40
Rated Current (A)
24.0
22.0
17.0
14.0
14.0
12.0
25.0
18.0
29.0
26.0
24.0
22.0
17.5
16.0
11.0
9.5
22.0
18.0
16.0
32.0
30.0
27.0
25.0
23.0
19.0
17.0
13.0
12.0
13.0
12.0
11.0
10.0
9.0
Isat (A)
60.0
40.0
28.0
22.0
18.0
14.0
40.0
30.0
60.0
50.0
28.0
26.0
17.0
15.0
13.0
11.5
32.0
24.0
20.0
65.0
50.0
35.0
25.0
22.0
17.5
16.0
15.0
14.0
12.0
14.5
9.5
9.0
8.0
DCR (mΩ)
0.60
1.58
2.85
5.60
5.70
8.10
1.25
3.00
0.50
0.90
1.62
2.40
3.60
5.30
10.60
13.70
2.20
3.68
5.00
0.37
0.64
1.04
1.70
2.50
3.40
4.90
6.90
8.30
5.90
7.60
9.10
11.00
14.00
Subject to alterations
Description
Size
12.0 x 11.0 x 10.0
SMD-High Current Cube
Inductor WE-HCC
10.0 x 10.0 x 9.0
8.0 x 8.0 x 7.0
5
Characteristics
Design Kit WE-HCC: Order Code 744 332, Version 1.0
Order Code
744 332 002 2
744 332 003 3
744 332 004 7
744 332 006 8
744 332 008 2
744 332 010 0
744 332 015 0
744 332 022 0
744 332 033 0
744 332 047 0
744 332 068 0
744 332 082 0
744 332 100 0
744 333 002 2
744 333 003 3
744 333 004 7
744 333 006 8
744 333 008 2
744 333 010 0
744 333 015 0
744 333 022 0
744 333 033 0
744 333 047 0
744 333 068 0
744 333 082 0
744 333 100 0
744 334 003 0
744 334 004 7
744 334 006 8
744 334 010 0
744 334 015 0
744 334 022 0
744 334 033 0
Order Code
744 028 000 82
744 028 001
744 028 002
744 028 003
744 028 004
744 028 006
744 0281 00
744 029 000 82
744 029 001
744 029 002
744 029 003
744 029 004
744 029 006
744 029 100
744 030 001
744 030 002
744 030 003
744 030 004
744 030 006
744 030 100
744 030 220
744 031 001
744 031 002
744 031 003
744 031 004
744 031 006
744 031 100
744 031 150
744 042 001
744 042 002 7
744 042 003
744 042 004
744 042 006
744 042 008
744 042 100
Qty.
Inductance (μH)
0.22
0.33
0.47
0.68
0.82
1.00
1.50
2.20
3.30
4.70
6.80
8.20
10.0
0.22
0.33
0.47
0.68
0.82
1.00
1.50
2.20
3.30
4.70
6.80
8.20
10.0
0.30
0.47
0.68
1.00
1.50
2.20
3.30
Rated Current (A)
27.0
27.0
26.0
26.0
24.0
24.0
19.5
18.0
17.0
15.5
13.0
13.0
9.0
21.5
21.0
20.5
20.0
20.0
20.0
18.0
16.5
14.0
13.0
11.5
11.5
9.0
20.5
19.0
19.0
17.0
16.5
16.5
14.0
Isat (A)
60.0
55.0
48.0
38.0
36.0
32.0
27.0
23.0
17.0
17.0
13.0
12.0
10.0
60.0
55.0
47.0
38.0
36.0
27.5
27.0
22.0
15.5
15.0
11.0
8.0
8.0
36.0
32.0
23.5
24.0
19.0
12.5
8.5
DCR (mΩ)
0.53
0.53
0.72
0.72
1.17
1.17
1.50
3.05
4.40
6.35
8.98
9.90
14.40
0.60
0.60
0.80
1.35
1.35
1.35
2.50
3.70
5.40
8.20
13.20
13.20
20.70
1.40
1.72
1.72
2.95
4.40
4.40
6.50
Qty.
Design Kit of SMD Power Inductors
Assortment with 35 values and 350 components
Free refill
4
5
Description
Size
SMD Power
Inductor
WE-TPC 2811
2.8 x 2.8 x 1.1
SMD Power
Inductor
WE-TPC 2813
2.8 x 2.8 x
1.35
SMD Power
Inductor
WE-TPC 3510
3.3 x 3.5 x
0.95
SMD Power
Inductor
WE-TPC 3816
3.8 x 3.8 x
1.65
SMD Power
Inductor
WE-TPC 4818
4.8 x 4.8 x 1.8
Inductance (μH)
0.82
1
2.2
3.3
4.7
6.8
10
0.82
1
2.2
3.3
4.7
6.8
10
1.2
2.2
3.3
4.7
6.8
10
22
1.5
2.5
3.5
4.7
6.8
10
15
1
2.7
3.3
4.7
6.8
8.2
10
Rated Current (A)
2.20
1.90
1.50
1.10
0.90
0.83
0.63
2.60
2.50
1.70
1.40
1.20
0.95
0.75
1.00
0.74
0.65
0.48
0.40
0.28
0.22
1.75
1.45
1.38
1.20
0.85
0.74
0.62
2.70
2.03
1.95
1.72
1.50
1.40
1.30
Isat (A)
1.60
1.50
1.00
0.85
0.70
0.55
0.45
1.80
1.60
1.15
0.95
0.80
0.65
0.50
1.10
0.80
0.72
0.50
0.43
0.35
0.25
1.55
1.25
1.10
0.90
0.75
0.56
0.45
2.60
2.20
1.80
1.65
1.25
1.10
1.00
DCR (Ω)
0.065
0.085
0.155
0.22
0.31
0.40
0.67
0.045
0.055
0.105
0.13
0.20
0.30
0.47
0.115
0.17
0.225
0.29
0.50
0.76
1.45
0.047
0.058
0.085
0.105
0.156
0.205
0.285
0.030
0.060
0.065
0.082
0.100
0.135
0.150
Qty.
Isat (A)
2.80
2.45
2.35
1.95
1.80
1.65
1.70
1.30
1.25
1.05
1.00
0.95
0.75
0.70
0.70
3.50
3.00
2.70
2.40
2.10
1.80
1.60
1.50
1.35
1.25
2.70
2.50
2.20
1.95
1.90
1.70
1.60
1.40
1.25
1.15
DCR (Ω)
0.020
0.025
0.030
0.030
0.035
0.060
0.085
0.150
0.090
0.100
0.110
0.125
0.150
0.160
0.185
0.030
0.035
0.040
0.045
0.055
0.060
0.080
0.090
0.110
0.130
0.030
0.030
0.035
0.038
0.040
0.045
0.055
0.070
0.080
0.100
Qty.
10
Design Kit WE-TPC Medium Size: Order Code 744 043, Version 1.0
Order Code
744 043 001 2
744 043 001 8
744 043 002 2
744 043 002 7
744 043 003
744 043 003 9
744 043 004
744 043 005
744 043 006
744 043 008
744 043 100
744 043 120
744 043 150
744 043 180
744 043 220
744 052 001 2
744 052 001 8
744 052 002
744 052 003
744 052 003 9
744 052 005
744 052 006
744 052 007
744 052 009
744 052 100
744 053 002
744 053 003
744 053 004
744 053 004 7
744 053 005
744 053 006
744 053 008
744 053 100
744 053 120
744 0531 50
Description
Size
SMD Power
Inductor
WE-TPC 4828
4.8 x 4.8 x 2.8
SMD Power
Inductor
WE-TPC 5818
5.8 x 5.8 x 1.8
SMD Power
Inductor
WE-TPC 5828
5.8 x 5.8 x 2.8
Inductance (μH)
1.20
1.80
2.20
2.70
3.30
3.90
4.70
5.60
6.80
8.20
10.00
12.00
15.00
18.00
22.00
1.20
1.80
2.50
3.00
3.90
5.00
6.20
7.50
9.00
10.00
2.60
3.00
4.00
4.70
5.30
6.20
8.20
10.00
12.00
15.00
Rated Current (A)
3.10
2.70
2.50
2.35
2.15
1.72
1.55
1.38
1.30
1.25
1.19
1.12
0.103
0.98
0.925
3.00
2.60
2.40
2.20
2.00
1.65
1.45
1.35
1.25
1.10
3.00
2.80
2.50
2.40
2.30
2.20
2.10
1.50
1.46
1.38
10
Subject to alterations
18
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19
Design Kit WE-TPC Large Size
Design Kit WE-TPC 8012/8015/8020
Design Kit WE-CMB & WE-CMB NiZn
Design Kit WE-FC
Design Kit WE-CMB & WE-CMB NiZn: Order Code 744 820, Version 1.0
Design Kit WE-TPC Large Size: Order Code 744 062, Version 1.0
Order Code
744 062 001
744 062 001 5
744 062 002
744 062 003
744 062 005
744 062 006
744 062 007
744 062 100
744 062 150
744 062 180
744 065 001
744 065 001 5
744 065 022
744 065 003 3
744 065 004 7
744 065 006 8
744 065 008 2
744 065 100
744 065 150
744 065 220
744 066 001 5
744 066 002 2
744 066 003 5
744 066 005
744 066 006 2
744 066100
744 066 150
744 066 220
744 066 330
744 066 470
744 066 680
744 066 101
744 066 151
744 066 221
744 066 331
Characteristics WE-TPC Large Size
Design Kit of SMD Power Inductors
Assortment with 35 values and 175 components
Free refill
Characteristics WE-TPC 8012/8015/8020
Design Kit of SMD Power Inductors
Assortment with 3 different types,
34 values and 340 components
Free refill
Description
SMD Power
Inductor
WE-TPC 6823
SMD Power
Inductor
WE-TPC 1028
SMD Power
Inductor
WE-TPC 1038
Size
6.8 x 6.8 x 2.3
10.0 x 10.0 x 2.8
10.0 x 10.0 x 3.8
Inductance (μH)
1.0
1.5
2.2
3.3
5.0
6.2
7.5
10
15
18
1.0
1.5
2.2
3.3
4.7
6.8
8.2
10
15
22
1.5
2.2
3.5
5.0
6.2
10
15
22
33
47
68
100
150
220
330
Rated Current (A)
4.80
4.30
3.40
2.80
2.15
1.90
1.70
1.60
1.31
1.28
8.00
7.20
6.20
5.30
4.60
4.20
3.80
3.00
2.20
1.80
7.20
6.70
5.80
4.90
4.30
3.60
3.20
2.50
2.10
1.75
1.50
1.20
1.00
0.75
0.60
Isat (A)
4.60
4.00
2.70
2.50
2.00
1.80
1.60
1.40
1.10
1.00
9.50
7.50
5.90
4.70
4.20
3.60
2.80
2.50
2.25
1.90
10.00
6.80
6.40
5.50
4.50
4.00
3.25
2.30
1.80
1.85
1.50
1.20
1.10
0.85
0.70
DCR (Ω)
0.014
0.018
0.024
0.032
0.046
0.054
0.06
0.07
0.095
0.10
0.0065
0.01
0.015
0.02
0.023
0.033
0.037
0.053
0.09
0.135
0.0075
0.0105
0.015
0.022
0.024
0.035
0.05
0.075
0.112
0.16
0.216
0.3
0.47
0.74
1.00
Qty.
Description
SMD Power
Inductor
WE-TPC 8012
SMD Power
Inductor
WE-TPC 8015
SMD Power
Inductor
WE-TPC 8015
Size
8.0 x 8.0 x 1.2
8.0 x 8.0 x 1.5
8.0 x 8.0 x 2.0
Inductance (μH)
1.0
2.70
3.30
4.70
5.60
6.80
8.20
10.00
12.00
18.00
1.0
2.20
3.30
4.70
6.80
8.20
10.00
15.00
18.00
22.00
0.18
0.47
0.82
1.20
2.20
3.30
4.70
5.60
6.80
8.20
10.00
15.00
18.00
22.00
Rated Current (A)
2.80
2.20
2.00
1.85
1.50
1.40
1.40
1.20
1.15
0.90
3.60
2.80
2.55
2.20
1.65
1.50
1.55
1.25
1.10
1.00
8.50
7.00
6.00
4.60
4.40
3.20
3.00
2.60
2.40
2.20
2.00
1.65
1.50
1.30
744 841 414
744 841 330
744 841 247
744 841 210
744 821 201
744 821 240
744 821 150
744 821 110
744 821 120
744 821 039
744 822 301
744 822 222
744 822 233
744 822 110
744 822 120
744 823 601
744 823 422
744 823 333
744 823 210
744 823 220
744 824 101
744 824 622
744 824 433
744 824 310
744 824 220
744 825 120 1
744 825 802 2
744 825 603 3
744 825 510
744 825 320
5
Characteristics Design Kit WE-FC
Design Kit WE-TPC 8012/8015/8020: Order Code 744 070, Version 1.0
Order Code
744 068 001 0
744 068 002 7
744 068 003 3
744 068 004 7
744 068 005 6
744 068 006 8
744 068 008 2
744 068 010 0
744 068 012 0
744 068 018 0
744 069 001 0
744 069 002 2
744 069 003 3
744 069 004 7
744 069 006 8
744 069 008 2
744 069 010 0
744 069 015 0
744 069 018 0
744 069 022 0
744 070 000 18
744 070 000 47
744 070 000 82
744 070 001 2
744 070 002 2
744 070 003 3
744 070 004 7
744 070 005 6
744 070 006 8
744 070 008 2
744 070 010 0
744 070 015 0
744 070 018 0
744 070 022 0
Order Code
Isat (A)
3.30
1.90
1.80
1.55
1.40
1.20
1.10
1.00
0.95
0.75
4.00
2.85
2.30
1.80
1.75
1.65
1.25
1.10
1.05
0.90
9.00
6.50
5.50
4.20
3.20
2.55
2.20
2.00
1.80
1.70
1.55
1.25
1.10
1.00
DCR (Ω)
0.032
0.052
0.061
0.072
0.110
0.127
0.142
0.177
0.195
0.302
0.021
0.035
0.042
0.056
0.088
0.099
0.122
0.179
0.225
0.272
0.0035
0.0058
0.0085
0.0125
0.017
0.030
0.037
0.047
0.056
0.070
0.078
0.117
0.135
0.166
Qty.
Sample Kit with Current Compensated
Power Line Chokes
15 values and 60 components
Free refill
Description
Size
Common Mode
Power Line Choke
WE-CMB „NiZn“
16.0 x 7.5 x 10.0
Common Mode
Power Line Choke
WE-CMB Type XS
15.0 x 7.5 x 10.0
Common Mode
Power Line Choke
WE-CMB Type S
17.5 x 13.0 x 7.7
Common Mode
Power Line Choke
WE-CMB Type M
23.0 x 17.0 x 7.5
Common Mode
Power Line Choke
WE-CMB Type L
27.5 x 18.5 x 10.0
Common Mode
Power Line Choke
WE-CMB Type XL
30.0 x 21.0 x 25.0
Inductance
(μH)
Rated
Current (A)
DCR
(mΩ)
0.014
0.030
0.047
0.1
1.0
4.0
5.0
10.0
20.0
39.0
1.0
2.2
3.3
10.0
20.0
1.0
2.2
3.3
10.0
20.0
1.0
2.2
3.3
10.0
20.0
1.0
2.2
3.3
10.0
20.0
4.0
3.0
2.0
1.5
2.0
1.5
1.0
0.7
0.5
0.3
3.0
2.0
1.5
1.0
0.5
6.0
4.0
2.5
2.0
1.5
10.0
6.0
4.0
3.0
2.0
12.0
8.0
6.0
5.0
3.0
15
26
40
80
45
140
200
350
1000
3000
35
70
120
360
540
13
30
60
125
270
7
20
35
105
20
9
14
25
55
160
Nominal
Voltage (VAC)
Qty.
4
3
250
2
1
Design Kit WE-FC: Order Code 744 864, Version 1.0
Order Code
744 864 0406
744 864 0407
744 864 0409
744 864 0411
744 864 0413
744 864 0415
744 864 0417
744 864 0418
744 864 0395
744 864 0396
744 864 0397
744 864 0399
744 864 0401
744 864 0403
744 864 0405
Description
Type
UT
Current
Compensated
Power Line Choke
WE-FC
ET
L (mH)
0.82
1.20
2.20
3.30
5.60
10.0
22.0
33.0
0.82
1.80
2.70
3.90
6.80
18.00
33.00
Rated Current (A)
2.00
1.60
1.30
1.20
0.80
0.60
0.40
0.30
2.00
1.50
1.20
1.00
0.80
0.50
0.30
DCRtyp. (Ω)
0.065
0.095
0.165
0.210
0.415
0.710
1.640
2.500
0.065
0.150
0.225
0.280
0.480
1.170
2.000
UN (V)
Qty.
250
4
Subject to alterations
10
Subject to alterations
20
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21
Design Kit WE-MK 0201
Design Kit WE-MK 0402 & WE-MK 0603
Design Kit WE-KI 0402 A
Design Kit WE-KI 0603 C
Design Kit WE MK 0201: Order Code 744 785, Version 1.0
Order Code
744 782 012
744 782 015
744 782 018
744 782 022
744 782 027
744 782 033
744 782 039
744 782 056
744 782 068
744 782 082
744 782 10
744 782 12
744 782 15
744 782 18
744 782 22
744 782 27
744 782 33
Description
SMD-Inductors
WE-MK 0201
Inductance (nH)
1.2
1.5
1.8
2.2
2.7
3.3
3.9
5.6
6.8
8.2
10
12
15
18
22
27
33
DCR (Ω)
0.15
0.18
0.22
0.26
0.32
0.38
0.45
0.60
0.70
0.90
1.20
1.30
1.40
1.50
1.80
2.00
2.30
Design Kit WE KI 0402 A: Order Code 744 765 A, Version 1.0
Rated Current (mA)
Qty.
Order Code
744 765 010 A
744 765 019 A
744 765 020 A
744 765 022 A
744 765 024 A
744 765 027 A
744 765 033 A
744 765 036 A
744 765 039 A
744 765 043 A
744 765 047 A
744 765 051 A
744 765 056 A
744 765 062 A
744 765 068 A
744 765 075 A
744 765 082 A
744 765 087 A
744 765 090 A
744 765 095 A
744 765 110 A
744 765 111 A
744 765 112 A
744 765 113 A
744 765 115 A
744 765 116 A
744 765 118 A
744 765 119 A
744 765 120 A
744 765 122 A
744 765 123 A
744 765 124 A
744 765 127 A
744 765 130 A
744 765 133 A
744 765 136 A
744 765 139 A
744 765 140 A
744 765 143 A
744 765 147 A
744 765 151 A
744 765 156 A
300
30
250
200
Design Kit WE MK 0402: Order Code 744 781, Version 1.0
Order Code
744 784 01
744 784 012
744 784 13
744 784 018
744 784 022
744 784 027
744 784 033
744 784 039
744 784 047
744 784 056
744 784 068
744 784 082
744 784 10
744 784 12
744 784 15
744 784 18
744 784 22
744 784 27
744 784 33
744 784 39
744 784 47
To achieve the best result from this kit, we would advise
you to also order the design guide Trilogy of Magnetics
(Order Code 744 006)
22
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Description
SMD-Inductors
WE-MK 0402
Inductance (nH)
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
DCR (Ω)
0.12
0.12
0.13
0.14
0.16
0.17
0.19
0.22
0.24
0.27
0.32
0.40
0.45
0.50
0.60
0.65
0.80
0.90
1.00
1.20
1.30
Rated Current (mA)
Qty.
300
30
250
200
150
Design Kit WE MK 0603: Order Code 744 782, Version 1.0
Order Code
744 786 01
744 786 011
744 786 02
744 786 022
744 786 03
744 786 033
744 786 04
744 786 05
744 786 06
744 786 08
744 786 11
744 786 112
744 786 115
744 786 118
744 786 12
744 786 121
744 786 13
744 786131
744 786 14
744 786 15
744 786 16
744 786 17
744 786 110
744 786 22
744 78625
744 786 28
744 786 32
Description
SMD-Inductors
WE-MK 0603
Inductance (nH)
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
DCR (Ω)
0.10
0.15
0.15
0.20
0.25
0.25
0.30
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
0.70
0.80
0.85
1.00
1.10
1.20
1.80
2.00
2.30
2.40
2.70
2.80
Rated Current (mA)
600
Qty.
30
To achieve the best result from this kit, we would advise
you to also order the design guide Trilogy of Magnetics
(Order Code 744 006)
Description
Ceramic
SMD-Inductor
WE-KI 0402 A
Inductance (μH)
1.0
1.9
2.0
2.2
2.4
2.7
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
8.7
9.0
9.5
10
11
12
13
15
16
18
19
20
22
23
24
27
30
33
36
39
40
43
47
51
56
DCR (Ω)
0.045
0.070
0.070
0.070
0.070
0.120
0.066
0.066
0.066
0.091
0.130
0.083
0.083
0.083
0.083
0.104
0.104
0.200
0.104
0.200
0.195
0.120
0.120
0.210
0.172
0.220
0.230
0.202
0.250
0.300
0.300
0.300
0.300
0.350
0.350
0.440
0.550
0.440
0.810
0.830
0.820
0.970
Rated Current (mA)
1360
1040
1040
960
790
640
840
840
840
700
640
800
760
760
680
680
680
480
680
480
480
640
640
440
560
560
420
480
420
400
400
400
400
400
400
320
200
320
100
150
100
100
Qty.
Rated Current (mA)
Qty.
30
Design Kit WE KI 0603 C: Order Code 744 761 C, Version 1.0
Order Code
744 761 016 C
744 761 039 C
744 761 043 C
744 761 047 C
744 761 051 C
744 761 056 C
744 761 075 C
744 761 082 C
744 761 087 C
744 761 111 C
744 761 112 C
744 761 118 C
744 761 120 C
744 761 124 C
744 761 127 C
744 761 133 C
744 761 136 C
744 761 139 C
744 761 147 C
744 761 151 C
744 761 156 C
744 761 168 C
744 761 182 C
744 761 212 C
744 761 215 C
744 761 218 C
744 761 222 C
744 761 227 C
744 761 233 C
744 761 239 C
Description
Ceramic
SMD-Inductor
WE-KI 0603 C
Inductance (μH)
1.6
3.9
4.3
4.7
5.1
5.6
7.5
8.2
8.7
11
12
18
20
24
27
33
36
39
47
51
56
68
82
120
150
180
220
270
330
390
DCR (Ω)
0.03
0.07
0.07
0.08
0.15
0.19
0.1
0.1
0.1
0.1
0.1
0.12
0.12
0.14
0.2
0.2
0.2
0.21
0.23
0.24
0.25
0.35
0.58
0.65
0.85
1.0
1.8
2.1
2.3
2.5
700
30
600
400
300
280
250
250
200
100
100
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23
Design Kit WE-KI 0805 C
Design Kit WE-KI 1008 A
Design Kit WE-RFI
Design Kit WE-TCI
Design Kit WE-KI 0805 C: Order Code 744 760C, Version 1.0
Order Code
744 760 027 C
744 760 056 C
744 760 068 C
744 760 10 C
744 760 112 C
744 760 115 C
744 760 118 C
744 760 127 C
744 760 12 C
744 760 139 C
744 760 13 C
744 76 014 C
744 760 15 C
744 760 16 C
744 760 18 C
744 760 2 C
744 760 212 C
744 760 215 C
744 760 218 C
744 760 222 C
744 760 227 C
744 760 233 C
744 760 239 C
744 760 32 C
744 760 256 C
744 760 262 C
744 760 4 C
744 760 282 C
744 760 310 C
744 760 312 C
744 760 315 C
744 760 318 C
To achieve the best result from this kit, we would advise
you to also order the design guide Trilogy of Magnetics
(Order Code 744 006)
24
www.we-online.de
Description
Ceramic
SMD-Inductor
WE-KI 0805 C
Inductance (nH)
2.7
5.6
6.8
10
12
15
18
18
22
39
33
47
56
68
82
100
120
150
180
222
270
330
390
470
560
620
680
820
1000
1200
1500
1800
DCR (Ω)
0.10
0.10
0.11
0.12
0.15
0.17
0.20
0.20
0.22
0.29
0.27
0.31
0.34
0.38
0.42
0.46
0.51
0.56
0.96
1.00
1.29
1.56
2.10
2.30
2.50
2.70
2.80
3.90
4.20
4.60
5.30
6.10
Design Kit WE-RFI: Order Code 744 762 A/RFI, Version 1.0
Rated Current (mA)
800
Qty.
600
500
20
400
350
310
290
250
230
400
190
180
150
150
130
120
Design Kit WE-KI 1008 A: Order Code 744 762 A, Version 1.0
Order Code
744 762 033 A
744 762 068 A
744 762 082 A
744 762 110 A
744 762 112 A
744 762 115 A
744 762 118 A
744 762 122 A
744 762 127 A
744 762 133 A
744 762 139 A
744 762 147 A
744 762 156 A
744 762 168 A
744 762 182 A
744 762 210 A
744 762 212 A
744 762 215 A
744 762 218 A
744 762 222 A
744 762 227 A
744 762 233 A
744 762 239 A
744 762 247 A
744 762 256 A
744 762 268 A
744 762 275 A
744 762 282 A
744 762 291 A
744 762 310 A
Description
Ceramic
SMD-Inductor
WE-KI 1008 A
Inductance (nH)
3.3
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
222
270
330
390
470
560
680
750
820
910
1000
DCR (Ω)
0.06
0.06
0.06
0.08
0.08
0.08
0.10
0.10
0.10
0.10
0.10
0.10
0.12
0.15
0.18
0.18
0.20
0.22
0.33
0.45
0.75
0.90
1.06
1.17
1.50
2.06
2.20
2.30
3.18
3.30
Order Code
744 760 247 A
744 760 256 A
744 760 268 A
744 760 282 A
744 760 310 A
744 760 312 A
744 760 315 A
744 760 318 A
744 760 322 A
744 760 327 A
744 760 333 A
744 760 339 A
744 760 347 A
744 760 356 A
744 760 382 A
744 760 410 A
744 762 312 A
744 762 315 A
744 762 318 A
744 762 322 A
744 762 327 A
744 762 333 A
744 762 339 A
744 762 347 A
744 762 356 A
744 762 368 A
744 762 382 A
744 762 415 A
744 762 418 A
744 762 422 A
744 762 427 A
744 762 433 A
744 762 439 A
744 762 447 A
Rated Current (mA)
Qty.
1000
20
800
600
500
470
420
310
230
200
180
150
120
To achieve the best result from this kit, we would advise
you to also order the design guide Trilogy of Magnetics
(Order Code 744 006)
Description
SMD-Inductors
WE-RFI
Inductance (μH)
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
3900
4700
5600
8200
10000
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
8200
15000
18000
22000
27000
33000
39000
47000
DCR (Ω)
0.95
1.10
1.20
1.50
2.13
2.38
2.90
3.00
3.10
3.50
2.30
2.50
2.80
3.00
3.50
5.00
1.30
1.65
2.20
2.35
2.60
2.85
4.00
4.30
2.60
2.80
3.05
4.00
4.50
4.80
5.50
6.10
8.30
12.00
Rated Current (mA)
500
450
400
300
180
150
130
120
110
100
210
200
180
160
120
80
230
220
210
200
195
185
180
175
170
165
160
130
120
110
95
85
60
45
Qty.
20
Design Kit WE-TCI: Order Code 744 901, Version 1.0
Order Code
744 901 010
744 901 012
744 901 015
744 901 018
744 901 022
744 901 027
744 901 033
744 901 039
744 901 047
744 901 056
744 901 068
744 901 082
744 901 110
744 901 112
744 901 115
744 901 118
744 901 122
744 902 010
744 902 012
744 902 015
744 902 018
744 902 022
744 902 027
744 902 033
744 902 039
744 902 047
744 902 056
Description
Size
SMDThinfilmInductor
WE-TCI 0402
1.0 x 0.5 x 0.32
1.0 x 0.5 x 0.35
SMDThinfilmInductor
WE-TCI 0603
1.6 x 0.8 x 0.45
Inductance (nH)
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10.0
12.0
15.0
18.0
22.0
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
Rated Current (mA)
700
700
700
560
440
440
380
340
320
280
260
110
100
90
130
80
70
800
800
800
300
300
300
300
300
300
300
DCRmax (Ω)
0.10
0.10
0.20
0.20
0.30
0.30
0.40
0.50
0.60
0.70
0.90
1.90
2.00
2.10
1.80
2.30
2.30
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.50
Qty.
30
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25
Design Kit for
WLAN Applications
Gasketing
To achieve the best result from this kit, we would advise
you to also order the design guide Trilogy of Magnetics
(Order Code 744 006)
Order Code 748 240, Version 1.0
Order Code
Multilayer Chip Antenna
748 891 0245
748 892 0245
748 893 0245
748 894 0245
748 891 2455
Description
Frequeny Range (MHz)
WE-MCA, 9.5x2.0
WE-MCA, 7.6x3.5
WE-MCA, 3.2x1.6
WE-MCA, 7.0x2.0
2400-2500
2400-2500
2400-2500
2400-2500
SMD-Multilayer
Dual-Band Chip Antenna
8.5x1.6x1.2
2400-2500/
4900-5875
Multilayer Chip Balun WE-BAL
748 411 245
WE-BAL 0603
748 415 245
748 425 245
748 421 245
WE-BAL 0805
748 420 245
748 422 245
Multilayer Chip Band Pass Filter
748 323 024
WE-BPF 0805
748 351 024
WE-BPF 1008
748 351 124
Multilayer SMD Band Pass Filter with Balun
748 358 024
WE- BPFB 1008
Order Code
Description
SMD Multilayer Ceramic Inductor WE-MK
744 784 01
744 784 012
744 784 018
744 784 02
744 784 022
WE-MK 0402
744 784 027
744 784 030
744 784 033
744 784 039
744 786 010
744 786 012
744 786 01
744 786 011
WE-MK 0603
744 786 02
744 786 022
744 786 03
744 786 033
744 786 04
26
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Impedance Z (Ω)
Peak Gain (XZ-V) (dBi)
typ. Average Gain (XZ-V) (dBi)
max. VSWR
Qty.
50
3
1.3
0.5
2
1.0
0
-0.5
0.5
2
2
2
2
3
1/-1.5
-2.5/-2.5
2.2/2.2
1.0
1.5
0.53
0.54
0.71
0.82
1.22
2
1.22
1.32
1.41
1.4
10
2400-2500
50
100
50
50
100
150
200
2400–2500
2.2
1.8
2.5
25
30
40
10
30
42
2
10
2400–2500
2.0
35
50
100
10
Inductance (nH)
DCR (Ω)
1.0
1.2
1.8
2.0
2.2
2.7
3.0
3.3
3.9
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
0.12
0.12
0.14
0.16
0.16
0.17
0.17
0.19
0.22
0.10
0.10
0.10
0.15
0.15
0.20
0.25
0.25
0.30
Rated Current (mA)
Qty.
300
10
600
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27
Design Kit Transformer for
DC/DC-Converter WE-FLEX
Design Kit
Power over Ethernet Transformer
Characteristics
Characteristics
Transformers with 6 windings
WE-PoE transformer
4 sizes with 5 different lengths of air gap each
WE-LAN transformer
Isolation voltage 500 VDC
Applications
Low leakage inductance
Power over Ethernet PDs
Operating temperature: -40 °C to +125 °C
Suitable for PoE ICs like LTC4267, TPS 23750,
TPS 23770, LM5070, LM5071, LM5072 etc.
By using different circuits more than 300 transformer
solutions and about 100 choke solutions possible.
Consequently, quick prototyping possibilities.
Applications
All kinds of switching regulators:
- Flyback converters
- Forward converters
- Push-pull converters
- Step-up/step-down converters
- SEPIC converter
Order Code 749 196, Version 1.0
Order Code
749 196 101
749 196 111
749 196 121
749 196 131
749 196 141
749 196 201
749 196 211
749 196 221
749 196 231
749 196 241
749 196 301
749 196 311
749 196 321
749 196 331
749 196 341
749 196 500
749 196 510
749 196 520
749 196 530
749 196 540
749 196 501
749 196 511
749 196 521
749 196 531
749 196 541
28
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Type
ER 11/5
ER 14.5/6
EFD 15
EFD 20
Order Code 749 119, Version 1.0
Lbase (μH)
198.6
27.4
14.7
10.9
8.5
140.0
21.6
11.6
8.3
6.6
153.8
23.3
14.2
9.3
7.9
87.1
9.9
5.3
4.3
3.4
196.0
22.3
12.0
9.7
7.6
Rated Currentbase (A)
0.55
0.95
0.97
1.9
1.7
Isat Base (A)
0.01
0.22
0.54
0.73
0.96
0.02
0.36
0.84
1.20
1.55
0.02
0.33
0.63
1.09
1.33
0.03
1.17
2.53
2.91
4.18
0.02
0.49
1.73
2.20
2.46
Qty.
4
3
2
Includes design guide for the calculation
and design of flyback converters!
Order Code
749 119 133
749 119 150
749 119 218
749 119 233
749 119 250
749 119 291 2
749 119 318
749 119 333
749 119 350
749 119 391 2
Type
ER 11/5
4
ER 14.5/6
7
EFD 15
13
Order Code
Type
749 013 010
100 BaseT
PoE single port
749 013 020
749 013 021
749 013 022
749 013 040
Output
range (W)
100 BaseT
PoE dual port
100 BaseT
PoE quad port
Size
12.70 x 5.97 x 9.40
12.95 x 7.11 x 18.80
13.64 x 6.22 x 14.99
Output
voltage (V)
Primary
Inductance (μH)
3.3
5.0
1.8
3.3
5.0
12/5/3.3
1.8
3.3
5.0
12/5/3.3
IL
1–100 MHz/
–1.2 dB max.
13.70 x 5.60 x 18.80
1–100 MHz/
–1.1 dB max.
27.81 x 7.24 x 15.24
1–100 MHz/
–1.1 dB max.
400
210
120
Leakage
Inductance (μH)
4.0
4.0
4.5
2.5
2.5
2.5
2.5
3.5
2.5
1.5
Qty.
Includes design guide for the calculation
and design of flyback converters!
5
4
RL
DCMRR
Qty.
1–80 MHz/
–16 dB to –10 dB
1–100 MHz/–43 db to –33 db
7
1–100 MHz/–50 db to –35 db
5
1–80 MHz/
–16 dB to –12 dB
1–100 MHz/–43 db to –33 db
4
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29
Design Kit for
Power Transformers 5-15 W
Design Kit for
Power Transformers 15-30 W
Characteristics
Characteristics
Design kit with cores bobbins, wire and core tape
Design kit with cores bobbins, wire and core tape
Applications
Applications
Customer-specific flyback transformers for
Power & Telecom Transformers
Customer-specific flyback transformers for
Power & Telecom Transformers
Order Code 750 102, Version 1.0
Order Code 750 101, Version 1.0
Cores
Cores
ER11
ER14.5
EFD15
EE13
Core details
ungapped
AL = 190nH
AL = 102nH
AL = 76nH
AL = 59nH
ungapped
AL = 216nH
AL = 116nH
AL = 83nH
AL = 66nH
ungapped
AL = 136nH
AL = 84nH
AL = 55nH
AL = 47nH
ungapped
Qty.
8
2
2
2
2
8
2
2
2
2
8
2
2
2
2
10
Bobbins details
Qty.
5
5
3
3
5
Bobbins
Bobbins
ER11
ER14.5
EFD15
EFD15
EE13
12 Pins SMD
8 Pins THT
Includes design guide for the calculation
and design of flyback converters!
Cores
Cores
EE16
EE20
EE25
Core details
ungapped
AL = 155nH
AL = 83nH
AL = 67nH
AL = 53nH
ungapped
ungapped
ungapped
Qty.
8
2
2
2
2
10
10
10
Bobbins
EFD20
EFD20
EE16
EE20
EE25
Bobbins details
8 Pins THT
12 Pins SMD
8 Pins THT
10 Pins THT
10 Pins THT Vertical
Qty.
3
3
5
5
5
EFD20
Includes design guide for the calculation
and design of flyback converters!
Bobbins
Wire size
Diameter (mm)
0.10
0.30
0.35
0.40
0.50
Diameter (AWG)
38
28
27
26
24
Wire size
Diameter (mm)
0.10
0.15
0.20
0.28
0.30
30
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Diameter (AWG)
38
34
32
29
28
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31
Design Kit
Disk Varistors WE-VD
Design Kit
SMD Varistors WE-VS
Characteristics
Characteristics
Fast response time
Fast response time
Low leakage current
Low leakage current
Low clamping voltage
Low clamping voltage
Almost no energy consumption in stand-by mode
Almost no energy consumption in stand-by mode
After a surge impulse the varistor works immediately
in normal mode so there is no slip current
After a surge impulse the varistors works immediately in normal mode so there is no slip current
Excellent absorption at surge impulses
Excellent absorption
Operating temperature:
-40 ºC to +85 ºC for types up to 95 VRMS
-40 ºC to +125 ºC for types from 115 VRMS
Operating temperature:
-40 °C to +85 °C for the sizes 0402 to 0805
-40 °C to +125 °C for the sizes 1206 to 2220
Response time < 25 ns
Nickel barrier
UL, CSA and VDE certified
UL: File E244196
CSA: File 224856
VDE: File 40016986 and 40016998
Applications
Protection of power supply
Protection of bus systems and communication lines
Limiting of overvoltages
Applications
Surge protection in accordance with EN-61000-4-5 and ESD protection in accordance with EN-61000-4-2
12-48 VDC distribution
110-400 V power supply
Leakage of voltage peaks
Surge protection in accordance with EN 61000-4-5
Order Code 820 999, Version 1.0
Order Code
Diameter 5 mm
820 55 250 1
820 55 400 1
820 55 131 1
Diameter 7 mm
820 57 131 1
820 57 271 1
820 57 461 1
Diameter 10 mm
820 51 131 1
820 41 271 1
820 51 461 1
Diameter 14 mm
820 44 131 1
820 54 271 1
820 54 461 1
Diameter 20 mm
820 52 131 1
820 52 271 1
820 52 461 1
High-Surge Types
Typ. Application
Max. Operating Voltage Rated Currentbase (A)
Qty.
VRMS (V)
VDC (V)
24 VDC
48 VDC
PS 110 V
25
40
130
31
56
170
20
PS 110 V
PS 230 V
PS 460 V
130
275
460
170
350
615
20
PS 110 V
PS 230 V
PS 460 V
130
275
460
170
350
615
20
PS 110 V
PS 230 V
PS 460 V
130
275
460
170
350
615
PS 110 V
PS 230 V
PS 460 V
130
275
460
170
350
615
10
10
Order Code 825 998, Version 1.0
Order Code
Size 0402
825 37 259
825 37 040
825 37 110
Size 0603
825 36 259
825 36 040
825 36 110
825 36 140
825 56 200
825 56 300
Size 0805
825 50 040
825 50 060
825 50 080
825 50 110
825 50 140
825 50 200
825 50 250
825 50 300
825 50 350
Size 1206
825 31 040
825 41 110
825 31 140
825 51 200
825 41 250
825 41 300
825 41 350
825 31 400
825 51 600
Size 1210
825 43 140
825 43 200
825 53 400
Size 1812
825 55 140
825 45 250
825 45 300
Size 2220
825 42 250
825 42 300
825 52 400
Typ. Application
Max. Operating Voltage Rated Currentbase (A)
VRMS (V)
VDC (V)
Ctyp (pF)
Qty.
3 VDC
5 VDC
12 VDC
3.3
5.5
14
2.5
4
11
180
220
70
20
3 VDC
5 VDC
12 VDC
12/15 VDC
24 VDC
3.3
5.5
14
18
26
38
2.5
4
11
14
20
30
180
200
100
100
200
100
20
5 VDC
5.5
9
11
14
18
26
30
38
45
4
6
8
11
14
20
25
30
35
1600
1180
1050
750
550
350
310
280
195
20
4
11
14
20
25
30
35
40
60
3600
1500
1800
490
620
550
400
180
160
20
48 VDC
72 VDC
5.5
1.4
18
26
30
38
45
56
85
12/15 VDC
24 VDC
48 VDC
18
26
56
14
20
40
2380
1400
390
10
12/15 VDC
24 VDC
18
30
38
14
25
30
3930
2950
2550
10
24 VDC
30
38
56
25
30
40
8900
5700
3500
10
12 VDC
12/15 VDC
24 VDC
24 VDC
5 VDC
12 VDC
12/15 VDC
24 VDC
24 VDC
48 VDC
High-Surge Types
32
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33
Design Kit
ESD Suppressor
Characteristics
Small size
Low clamping voltage
Fast response time
Bidirectional protection
Würth Elektronik differs from all other component manufacturers in several aspects:
We guarantee catalogue products in stock and our technical sales
force can support your designs with market experience.
Low leakage current
ESD protection > 8 kV at contact discharge mode
High reliability
Applications
Keypads
LCD Moduls
RS-232/RS-485
USB 1.0 to 2.0
LAN 10 MBit to 10 GBit
CAN
DVI/HDMI
Order Code 823 999, Version 1.0
Order Code
ESD Suppressor
823 17 06
823 17 14
823 17 26
823 16 06
823 16 14
823 16 26
823 07 050 029
823 06 050 029
823 06 120 029
823 57 240 010
823 57 240 030
823 56 240 030
823 56 050 050
823 57 120 050
823 56 120 050
823 57 050 100
823 56 050 100
823 57 120 100
823 56 120 100
823 58 050 150
823 57 050 220
823 56 050 220
823 57 120 220
823 56 120 220
823 58 050 330
823 57 050 330
823 56 120 330
823 57 050 560
823 56 050 560
823 50 120 560
823 58 050 101
823 56 050 101
823 50 120 101
ESD Suppressor Arrays
823 81 120 029
823 80 050 100
823 80 180 121
34
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C (pF)
VDC (V)
Size
Qty.
0.05
0.05
0.05
0.05
0.05
0.05
0.2
0.2
0.2
1
3
3
5
5
5
10
10
10
10
15
22
22
22
22
33
33
33
56
56
56
100
100
100
6
14
26
6
14
26
5
5
12
24
24
24
5
12
12
5
5
12
12
5.5
5
5
12
12
5.5
5
12
5
5
12
5.5
5
12
0402
0402
0402
0603
0603
0603
0402
0603
0603
0402
0402
0603
0603
0402
0603
0402
0603
0402
0603
0201
0402
0603
0402
0603
0201
0402
0603
0402
0603
0805
0201
0603
0805
20
0.2
10
120
12
5
18
0612
0508
0612
10
We guarantee all catalogue products in stock
Speedy Design Service
The worldwide fastest sample service for
customized Transformers.
Samples and small quantities
Samples free of charge and orders below MOQ.
Worldwide Technical Sales Force
Design Kits
With lifelong free refill.
Customer Specific Solutions
Trilogy of Magnetics
Application and design guide for EMI filter design,
SMPS & RF circuits
24 h E-Mail Hotline
Reference Designs of the IC-manufacturers
Reference reference designs with all leading IC manufacturers:
National Semiconductor, Linear Technology, Cologne Chip,
Texas Instruments, Fairchild Semiconductor, ON Semiconductor,
STMicroelectron­ics, MPS, Maxim, Semtech, Diodes, Exar and
Analogic Tech
EMC lab search engine
Get quick access to the EMC test lab you are looking for
www.we-online.com/testlabs
With this e-mail hotline we are available around the
clock – worldwide – and answer your questions
within 24 hours [email protected]
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EMC & Inductive Solutions
EMC Components
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Transformers
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Circuit Protection
EMC Shielding
Material & D-Sub
Filter Connectors
Connectors
Assembly Technique
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