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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 @ 25C
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 (H 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.) 200 200 100 100 200 100 200 100 100 100 100 100 100 100 50 100 50 100
Vt (Volt Sec. Max.) 1900 1900 3800 3800 1900 3800 1900 3800 3800 3800 3800 3800 3800 3800 7600 3800 7600 3800
Core Shape EE EE EE EE Toroid Toroid Toroid Toroid EE EE ER ER ER ER ETD ETD ETD ETD
Package Drawing A B C D E E F F G G H H I I J J K K
Package Type Horizontal Vertical Horizontal Vertical Horizontal Horizontal Vertical Vertical Horizontal Horizontal Vertical Vertical Vertical Vertical Horizontal Horizontal Vertical Vertical
Schematic
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) .728 Max. (18.50) .552 Max. (14.00)
1
.815 (20.70)
1
PCA EPC3246-1 D.C.
.590 (15.00)
8
Schematic 1
1 .590 (15.00) 3 1:0.052 8 20V (.15A) 7 Shield 5
.138 (3.50)
.031 O (.800) .590 Typ. (15.00)
.063 (1.60)
4
.197 (5.00) .197 (5.00)
4
5
.051 O (1.30)
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. Package B
.815 (20.70) .512 (13.00)
EPC3246-XX
Mark on Top : PCA EPC3246-2 D.C.
Hole Layout
1 6
.200 (5.08)
.846 (21.50)
.051 O (1.30)
3
4
.025 Sq. (.640) .200 (5.08) .394 (10.00)
.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.
PCA EPC3246-3 Date Code
.810 Max. (20.57) .114 (2.89) 1 3
Schematic 3
1:0.052 10 20V (.15A) 9 Shield 6
.031 O (.800) Bottom View
1 2 3 4 5
.200 (5.08)
10 9 8 7 6
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input}
1.00 (25.40)
1.25 Max. (31.75)
10 9 8 7 6
1.00 (25.40)
1
Top View Suggested Layout
2 3 4 5
.200 (5.08) Leads : .025 Sq. (10 Places)
.800 (20.32)
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. Package D
.100 (2.54) 1.250 Max. (31.75) Mark on Top: PCA EPC3246-4 D.C. 1 1.220 Typ. (30.99) 4
EPC3246-XX
Schematic 4
1:0.052 19 20V (.15A) 18 Shield 9
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input}
.100 (2.54)
1
C L
8
.025 Sq. (.640)
1.00 (25.40) .100 (2.54)
19 9
.860 Max. (21.84)
19 9
.600 (15.24) .051 O (1.30)
Suggested Layout
1 8
.600 (15.24)
.700 (17.78)
Package E
1.400 Max. (35.60)
4 3 4 3
Package F
1.400 (35.60) .120 (3.00) 1.00 (25.40) 1.400 Max. (35.60)
2
PCA EPC3246-XX D.C.
.900 (22.86)
1
1.00 (25.40)
.900 1.400 (22.86) Max. (35.60)
Suggested Layout
1
Pin1 I.D. 1.00 (25.40)
2
1.00 (25.40) .051O (1.29) .820 Max. (21.00) .150 .030 (3.81 .760)
4 1 3 2
4
1
Schematic 5
1:0.052 2 20V (.15A) 4 3 385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input 1
.600 (15.24)
.600 (15.24) .900 Max. (22.86)
Schematic 5
1:0.052 2 20V (.15A) 4 3 385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input 1
Mark on Bottom: PCA EPC3246-XX D.C.
.135 (3.43)
.900 (22.86)
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 H
1.320 Typ. (33.55) 1.142 (29.00)
Mark on Top : PCA EPC3246-X Date Code
Package G
1.330 Max. (33.78)
Pin 1 I.D.
PCA EPC3246-X Date Code
.937 Max. (23.80)
1.398 (35.50)
Schematic 3
1 3 1:0.052 10 20V (.15A) 9 Shield 6
.197 (5.00) .138 (3.50) .200 (5.08) .031 Sq. (.800) 1.00 Typ. (25.40) .197 (5.00) .031 (.800)
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input} .051 O (1.30)
10 6
12
7
Schematic 6
1 1:0.052 12 20V (.15A) 11 Shield 7
1 5
1.00 (25.40)
1
Suggested Layout .051 O (1.30)
6
4
.906 (23.00)
10 6
.689 (17.50)
1 5
.689 (17.50)
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input}
.200 (5.08)
.787 (20.00)
.197 (5.00)
Package I
1.400 Typ. (35.56) 1.079 Typ. (27.40)
Mark on Top: PCA EPC3246-X D.C.
12
.063 (1.60)
7
Schematic 6
1 4 1:0.052 12 20V (.15A) 11 Shield 7
1.732 Typ. (44.00) .126 (3.20)
Top View (Suggested Pad Layout)
.886 (22.50)
1
6
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input}
.197 (5.00) .197 (5.00) .197 (5.00) .984 (25.00)
1
.039 O (1.00)
.886 (22.50)
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. Package J
EPC3246-XX
Pin 1 I.D.
Schematic 7
1.500 (38.10) PCA EPC3246-X D.C. 1 5 1:0.052 18 20V (.15A) 17 Shield 10
.157 (4.00) .200 (5.08) 1.953 (49.60) Top View
18 10
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input} .031 Sq. (.800) 1.40 (35.56)
2.055 (52.50)
1.40 (35.56)
1
Suggested Layout
9
.063 (1.60)
.200 (5.08) 1.600 (40.64) Mark on Top: PCA EPC3246-X D.C. 1.764 (44.80)
Package K
1.240 (31.50)
1 18
Schematic 7
1 5 .067 (1.70) 1:0.052 18 20V (.15A) 17 Shield 10
1.890 (48.00) .196 (5.00) .441 (11.20)
9 10
385 Vdc V Out (90% Duty Cycle) {85-265 Vac Input}
.039 (1.00) .196 (5.00) 1.574 (40.00) 1.074 (27.30)
1.074 (27.30)
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

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