PM74SB - Bourns

PL
IA
NT
Features
Applications
*R
oH
S
CO
M
■ Formerly
■ Input/output of DC/DC converters
model
■ Height of 4.5 mm
■ Industrial electronics
■ Current rating up to 1.65 A
■ Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
• Car radios
■ RoHS compliant*
PM74SB Series - Shielded SMD Power Inductors
Electrical Specifications
Inductance 100 KHz
Bourns Part No.
PM74SB-100M-RC
PM74SB-120M-RC
PM74SB-150M-RC
PM74SB-180M-RC
PM74SB-220M-RC
PM74SB-270M-RC
PM74SB-330L-RC
PM74SB-390L-RC
PM74SB-470L-RC
PM74SB-560L-RC
PM74SB-680L-RC
PM74SB-820L-RC
PM74SB-101K-RC
PM74SB-121K-RC
PM74SB-151K-RC
PM74SB-181K-RC
PM74SB-221K-RC
PM74SB-271K-RC
(μH)
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
SRF
MHz
Typ.
26
25
20
19
18
16
15
14
12
11
10
9
8
7
6
5
5
4
DCR
Max.
(Ω)
0.07
0.07
0.08
0.10
0.13
0.16
0.18
0.18
0.27
0.29
0.33
0.43
0.49
0.68
0.94
1.00
1.18
1.30
Idc
(A)
1.65
1.57
1.39
1.29
1.12
1.06
0.97
0.91
0.80
0.76
0.68
0.62
0.55
0.49
0.44
0.40
0.36
0.33
Typical Part Marking
Isat
(A)
2.00
1.90
1.68
1.55
1.47
1.35
1.16
1.10
0.95
0.89
0.76
0.72
0.64
0.63
0.56
0.52
0.55
0.53
Materials
Core .............................................. Ferrite
Wire ............................ Enameled copper
Adhesive ...............................Epoxy resin
Terminal ........................................ Sn/Cu
Rated Current
................... Ind. drop 10 % typ. at Isat
Temperature Rise ..... 40 °C typical at Idc
Packaging ...................1000 pcs. per reel
Product Dimensions
7.0 ± 0.4
(.276 ± .016)
7.8 ± 0.4
(.307 ± .016)
680
Electrical Schematic
Tol. (%)
±20
±20
±20
±20
±20
±20
±15
±15
±15
±15
±15
±15
±10
±10
±10
±10
±10
±10
Test
Frequency
(MHz)
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
1.00
1.00
1.00
1.00
1.00
1.00
General Specifications
Test Voltage .................................... 0.1 V
Reflow Soldering ....230 °C; 50 sec max.
Operating Temperature
................................ -40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................ -40 °C to +125 °C
Resistance to Soldering Heat
...........................260 °C, 10 sec. max.
4.5 ± 0.4
(.177 ± .016)
2.1
(.083)
REF.
Recommended Pad Layout
R
1.0
(.039)
8.0
(.315)
2.0
(.079)
7.5
(.295)
DIMENSIONS:
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
MM
(INCHES)
PM74SB Series - Shielded SMD Power Inductors
Inductance vs. Current
470
45
Inductance (µH)
40
390
35
330
30
270
25
220
20
180
15
150
10
120
100
5
0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
DC Current (A)
300
271
250
221
Inductance (µH)
200
181
150
151
121
101
100
820
560
50
0
0
680
0.3
0.5
0.8
1.0
1.3
1.5
1.8
2.0
2.3
2.5
DC Current (A)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
PM74SB Series - Shielded SMD Power Inductors
Packaging Specifications
21.4 ± 0.4
(.843 ± .016)
330 ± 1.5
(12.99 ± .059)
DIA.
21.5 +0.5/-0
(.846 +.020/-0)
DIA.
13.0 +0.5/-0.2
(.512 +.020/-0)
DIA.
100.0 ± 1.5
(3.94 ± .059)
DIA.
2.00 ± 0.5
(.079 ± .020)
16.5 +0.5/-0
(.670 +.020/-0)
2.00 ± 0.1
(.079 ± .004)
1.75 ± 0.1
(.069 ± .004)
DIA.
1.5 +0.1/-0
(.059 +.004/-0)
4.00 ± 0.1
(.157 ± .004)
8.10 ± 0.1
(.319 ± .004)
680
16.00 ± 0.3
(.630 ± .012)
7.5 ± 0.1
(.295 ± .004)
3.70 ± 0.1
(.146 ± .004)
12.00 ± 0.1
(.472 ± .004)
1.5
DIA. MIN.
(.059)
0.30 ± 0.05
(.012 ± .002)
7,20 ± 0.1
(.283 ± .004)
DIMENSIONS:
QTY: 1000 PCS. PER REEL
01/08
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
5.50 ± 0.1
(.217 ± .004)
MM
(INCHES)