PFC Boost Inductor
ELECTRONICS INC.
EPC3246-XX
• Used as (PFC) Boost Inductor with Auxiliary Winding
• Isolation Between Shield and Winding : 4.5K Vrms
• All parts have Faraday Shield (except Toroid)
• Isolation Between Winding : 1500 Vrms
• UL 94V-0 Recognized Components
• UL 1446 Class B Insulation System
* Up to 100% Maximum Duty Cycle
• Very Large Gap Ferrite
Electrical Specifications @ 25°C
Part
Number
EPC3246-1
EPC3246-2
EPC3246-3
EPC3246-4
EPC3246-5
EPC3246-6
EPC3246-7
EPC3246-8
EPC3246-9
EPC3246-10
EPC3246-11
EPC3246-12
EPC3246-13
EPC3246-14
EPC3246-15
EPC3246-16
EPC3246-17
EPC3246-18
Inductance
(µH ± 10%)
@ 100 KHz,
0.1 Vrms
2000
2000
2000
2000
1000
2000
1000
2000
500
1000
500
1000
500
1000
1000
500
1000
500
Max.
Power
(Watts)
70
70
190
190
190
190
190
190
310
310
310
310
430
430
550
550
550
550
Avg.
Inductor
Current
(Amp.)
0.58
0.58
1.58
1.58
1.58
1.58
1.58
1.58
2.58
2.58
2.58
2.58
3.58
3.58
4.58
4.58
4.58
4.58
Peak
Inductor
Current
(Amp.)
1.16
1.16
3.16
3.16
3.16
3.16
3.16
3.16
5.15
5.15
5.15
5.15
7.15
7.15
9.15
9.15
9.15
9.15
Switching
Frequency
(KHz Min.)
Vt
(Volt µSec.
Max.)
Core
Shape
Package
Drawing
Package
Type
Schematic
200
200
100
100
200
100
200
100
100
100
100
100
100
100
50
100
50
100
1900
1900
3800
3800
1900
3800
1900
3800
3800
3800
3800
3800
3800
3800
7600
3800
7600
3800
EE
EE
EE
EE
Toroid
Toroid
Toroid
Toroid
EE
EE
ER
ER
ER
ER
ETD
ETD
ETD
ETD
A
B
C
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Horizontal
Vertical
Vertical
Horizontal
Horizontal
Vertical
Vertical
Vertical
Vertical
Horizontal
Horizontal
Vertical
Vertical
1
2
3
4
5
5
5
5
6
6
3
3
6
6
7
7
7
7
Simplified Active PFC Boost Circuit
PFC Boost Inductor
V Out
Auxiliary Wdg
(Bootstrap Supply)
Vac
PFC
Controller
Package A
.787
(20.00)
.815
(20.70)
1
.728
Max.
(18.50)
.138
(3.50)
.031 Ø
(.800)
.590
Typ.
(15.00)
.552
Max.
(14.00)
.063
(1.60)
1
8
PCA
EPC3246-1
D.C.
1
Schematic 1
.590
(15.00)
.590
(15.00)
.197
(5.00)
4
4
5
.051 Ø
(1.30)
.197
(5.00)
1:0.052
3
8
20V (.15A)
7
Shield
5
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
.590
Typ.
(15.00)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3246-XXa
Rev. 2
8/17/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PFC Boost Inductor
ELECTRONICS INC.
EPC3246-XX
Package B
.815
(20.70)
Mark on Top :
PCA
EPC3246-2
D.C.
.512
(13.00)
Hole Layout
.051 Ø
(1.30)
.846
(21.50)
1
6
3
4
.200 (5.08)
.394
(10.00)
.025 Sq.
(.640)
.200
(5.08)
.394
(10.00)
Schematic 2
1
2
1:0.052
6
20V (.15A)
5
Shield
4
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
Package C
1.25 Max.
(31.75)
Pin 1
I.D.
.810
Max.
(20.57)
PCA EPC3246-3
Date Code
.031 Ø
(.800)
Schematic 3
1
.114 (2.89)
3
Bottom View
1
2
3
4
.200
(5.08)
5
10
1.25
Max.
(31.75)
1.00
(25.40)
10
9
8
7
8
7
6
10
20V (.15A)
9
Shield
6
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
Top View
Suggested
Layout
1.00
(25.40)
1
6
9
1:0.052
2
3
4
5
.800
(20.32)
.200
(5.08)
Leads : .025 Sq. (10 Places)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3246-XXb
Rev. 2
8/17/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PFC Boost Inductor
ELECTRONICS INC.
EPC3246-XX
Package D
1.250
Max.
(31.75)
.100
(2.54)
Mark on Top:
PCA
EPC3246-4
D.C.
Schematic 4
1
1.220
Typ.
(30.99)
1:0.052
19
20V (.15A)
18
Shield
9
4
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
.100
(2.54)
.025 Sq.
(.640)
C
L
1
1.00
(25.40)
.100
(2.54)
8
19
.860
Max.
(21.84)
9
.600
(15.24)
19
.600
(15.24)
Suggested
Layout
.051 Ø
(1.30)
9
1
8
.700
(17.78)
Package E
Package F
1.400
(35.60)
1.400 Max.
(35.60)
3
4
1.00
(25.40)
.900
(22.86)
.900
1.400 (22.86)
Max.
(35.60)
1
1.400
Max.
(35.60)
1
PCA
EPC3246-XX
D.C.
2
1.00
(25.40)
1.00
(25.40)
4
.051Ø
(1.29)
.820
Max.
(21.00)
Mark on Bottom:
PCA
EPC3246-XX
D.C.
1.00
(25.40)
Suggested
Layout
2
Pin1
I.D.
.120
(3.00)
3
4
.135
(3.43)
Schematic 5
1:0.052
1
2
20V (.15A)
4
3
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input
.150 ± .030
(3.81 ± .760)
4
3
1
2
.600
(15.24)
.900
(22.86)
1
.600
(15.24)
.900
Max.
(22.86)
Schematic 5
1:0.052
1
2
20V (.15A)
4
3
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3246-XXc
Rev. 2
8/17/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PFC Boost Inductor
ELECTRONICS INC.
EPC3246-XX
Package G
1.330 Max.
(33.78)
Mark on Top :
PCA
EPC3246-X
Date Code
1.142
(29.00)
1.320 Typ.
(33.55)
.937
Max.
(23.80)
PCA
EPC3246-X
Date Code
Pin 1
I.D.
Package H
Schematic 3
1.398
(35.50)
1
1:0.052
10
20V (.15A)
9
Shield
6
3
.197 (5.00)
.200
(5.08)
.138
(3.50)
12
1.00 Typ.
(25.40)
.031 Sq.
(.800)
Suggested
Layout
4
.051 Ø
(1.30)
1
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
.031
(.800)
.051 Ø
(1.30)
Schematic 6
7
1
1.00
(25.40)
.197
(5.00)
1:0.052
1
12
20V (.15A)
11
Shield
7
10
.906
(23.00)
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
6
5
6
.689
(17.50)
.689
(17.50)
10
1
6
.787
(20.00)
.200
(5.08)
5
.197
(5.00)
Package I
1.400 Typ.
(35.56)
1.079 Typ.
(27.40)
Mark on Top:
PCA
EPC3246-X
D.C.
.063 (1.60)
12
7
Top View
(Suggested Pad Layout)
1.732
Typ.
(44.00)
.886
(22.50)
.126
(3.20)
1
6
Schematic 6
1
4
1:0.052
12
20V (.15A)
11
Shield
7
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
.197
(5.00)
.197 (5.00)
1
.039 Ø
(1.00)
.197
(5.00)
.886
(22.50)
.984
(25.00)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3246-XXd
Rev. 2
8/17/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PFC Boost Inductor
ELECTRONICS INC.
EPC3246-XX
Package J
Pin 1 I.D.
Schematic 7
PCA
EPC3246-X
D.C.
1.500
(38.10)
1
5
1:0.052
18
20V (.15A)
17
Shield
10
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
.157 (4.00)
.200
(5.08)
.031 Sq.
(.800)
1.40
(35.56)
1.953
(49.60)
Top View
18
2.055
(52.50)
10
Suggested
Layout
1.40
(35.56)
1
9
.063
(1.60)
.200
(5.08)
1.600
(40.64)
Mark on Top:
PCA
EPC3246-X
D.C.
Package K
1.764
(44.80)
1.240
(31.50)
Schematic 7
1
1
18
5
.067
(1.70)
1.890
(48.00)
.196
(5.00)
1:0.052
18
20V (.15A)
17
Shield
10
385 Vdc V Out
(90% Duty Cycle)
{85-265 Vac Input}
.441
(11.20)
9
10
1.074
(27.30)
.039
(1.00)
1.074
(27.30)
.196
(5.00)
1.574
(40.00)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3246-XXe
Rev. 2
8/17/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com