E L E C T R O N I C S I N C .
Surface Mount Power Transformer
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Features of the EFD15-6 Series
Selected models can be used in SMPS Forward,
Push-Pull or Half & Full Bridge Topology
UL1446 Class B Insulating System
UL 94V-0 Recognized Material
Very Low Core Loss Materials
Very Low Leakage Inductance
EPC3018G-EPC3019G
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Primary Specification
Unless Otherwise Specified Dimensions are in Inches /mm .010 /.25
CSC3018G-CSC3019G Rev. 2 12/18/02
Package EFD15-6
.492
(12.50)
.098
(2.50)
.646 Max.
(16.40)
.709
MAX.
(18.00)
Pin 1
I.D.
1
12
6
7
.028
(.700)
PCA
EPC30XXG
D.C.
.837
(21.25)
.072
(1.82)
0-8
.012
(.300)
.315 Max.
(8.00)
.016
(.400)
Schematic
5
4
7
8
9
6
2
1
10
11
12
3
1:1:1:1:1:1
Notes :
1. Ns = Number of series connections
2. Np = Number of parallel connections
3. Ks = Ns x 6/Ns
4. Kp = 6/Np
Connection
Series
Parallel
Single Wdg
Series
Parallel
Single Wdg
Part
Number
EPC3018G
EPC3019G
Irms
(Amps)
4.4 /Ks
4.4 /Kp
1.8
5.3 /Ks
5.3 /Kp
2.17
DCR
(
Max.)
.083 xNs
.083 /Np
.083
.057xNs
.057 /Np
.057
Temp. Rise
@ Irms
(C Typ.)
39
39
39
39
39
39
Vt 1
(V-Sec. Max.)
62.5 xNs
62.5
62.5
43 xNs
43
43
Inductance
(H 25%)
@ 0 Adc
131.8 x(Ns)
131.8
131.8
63.2 x(Ns)
63.2
63.2
2
2
Switching Frequency : Up to 1 MHz Isolation : 500 Vrms
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