PCA EPC3133-6

Flyback Power Transformer
ELECTRONICS INC.
EPC3133-X
• Used in SMPS Flyback Topology
• Designed for use with Power Integration Chip
• Reinforced Insulation (Triple Insulated Wire)
• UL 94V-0 Recognized Components
• UL 1446 Class F Insulation System
• Very Low Core Loss
Electrical Parameters @ 25° C
PCA
Part
Number
Chipset
Voltage
(Vdc)
V in
Pin 1-3
EPC3133-1
EPC3133-2
EPC3133-3
EPC3133-4
EPC3133-5
EPC3133-6
TNY253 (44 KHz)
TOP242P (132 KHz)
TNY254 (44KHz)
TNY266P (132 KHz)
TNY267
TNY268 (132 KHz)
V out
1
V out
2
Primary
OCL
(µH ± 10%)
V out
3
V out
4
Schematic
Current
(Amp.)
Sec.
1
@ 10 KHz,
0.1 Vrms
N
--.173
120-375
7.5
5100
N
6.2
30
1.5
120-375
3.3
2100
15
N
--.25
120-375
12
3670
15
N
--1.0
120-375
5
1660
N
N
--2.0
120-375
3.3
2800
15
24
--0.17
120-375
24
1800
13
• Switching Frequency : 132 KHz/44 KHz • Isolation : 3750 Vrms •
Sec.
2
N
0.4
N
N
N
0.17
Sec.
3
Sec.
4
N
.05
.05
N
.05
.05
--.005
---------
A
B
A
A
A
A
Dielectric Rating
(Vdc)
1 sec. 4500 or 60 sec. 3750
1 sec. 1500 or 60 sec. 1000
Between Pri. Wdg & Bias
1 sec. 4500 or 60 sec. 3750
Between Sec. Wdg’s to Core
Pri. to all Sec. Wdg’s
• Note : “N” means Not Required/No Connections •
Schematic A
Schematic B
1
1
9
V in Pri. 2
(Pin 1-3)
3
Sec. 3
(Fb/Bias)
8
Sec. 2
7
Sec. 2
Sec. 3
(Fb/Bias)
6
5
Sec. 4
8
3
7
4
9
V in Pri. 2
(Pin 1-3)
Sec. 1
Shield is optional
Pin #2 is not connected in circuit
Sec. 1
4
6
5
Package
.590
(15.00)
.937
(23.80)
.779
(19.80)
.197
(5.00)
9
6
.669
(17.00)
PCA
EPC3133-X
.587
(14.90)
.193 (4.90)
1
.157 (4.00)
.025 Sq.
(.640)
.098
(2.50)
.669
Typ.
(17.00)
.197
(5.00)
.138
(3.50)
.590
Typ.
(15.00)
5
.551
(14.00)
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.
CSC3133-X
Rev. 3
1/26/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com