Stand-Off Type Low Power
Push-Pull Transformers
E L E C T R O N I C S I N C .
EPC3126-X
• Designed for use with Maxim Max 253/845
• Operating Temperature : --40°C to +85°C
• UL1446 Class F Insulating System
• UL94-V0 Recognized Materials
• Teflon FEP Insulation
• Up to 1 Watt
Electrical Parameters @ 25° C
PCA
Part
Number
Voltage
(V)
Primary
Turns
ET
(V-µSec.)
Duty Cycle
Rectification
(Half or Full Wave)
OCL
Ratio
(%)
(µH Typ.)
(Pri. to Sec.)
V in
V out
@ 100 KHz, 0.1 Vrms
Pri. :Sec.
@ 350 KHz
Connections
EPC3126-1
EPC3126-2
5
3.3
5
15
5
793
793
793
793
793
793
793
793
793
793
1CT:2CT
1CT:2CT
1CT:1.3CT
1CT:1.3CT
1CT:2.6CT
1CT:3CT
1CT:3CT
1CT:1CT
1CT:0.6CT
1CT:1.5CT
11
11
11
11
11
11
11
11
11
11
75
75
75
75
77
80
80
75
83
80
Voltage Doubler
† Output Center Tap
† Output Center Tap
Voltage Doubler
{
{
5
5
10
10
12
24
5
5
12
EPC3126-3
EPC3126-4
5
† Output Center Tap
† Output Center Tap
Voltage Doubler
5
{
5
EPC3126-5
EPC3126-6
EPC3126-7
3.3
5
Voltage Doubler
Voltage Doubler
5
Voltage Doubler
•
Switching Frequency : 250 KHz - 1 MHz
•
Isolation : 4500 Vrms (1 minute)
•
† Connections : Output Center Tap as Common/Return
•
Schematic
Pri.
5
Sec.
6
4
2
3
1
Package
5
6
4
PCA
EPC3126-X
D.C.
.350
3
1
Max.
(8.89)
2
.500 Max.
(12.70)
.250
Max.
(6.35)
.070 Min. (1.78)
.500 Min.
(12.70)
.020
(.508)
.400
(10.16)
.100
(2.54)
.200
(5.08)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSC3126-X Rev. 2 11/21/05 FT
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com