PCA EPC3108G-50 Current sense transformer Datasheet

Current Sense Transformers
ELECTRONICS INC.
EPC3108G-XXX
• Designed for Switching Supply-Current Sense Applications
• Optimal Performance at 250 KHz and above
• Operating Temperature : -25°C to +105°C
• UL1446 Class B Insulating System
• Class B 130°C Insulation System
• UL94V0 Recognized Materials
Electrical Parameters @ 25° C
PCA
Part
Number
EPC3108G-125
EPC3108G-100
EPC3108G-85
EPC3108G-70
EPC3108G-50
EPC3108G-40
EPC3108G-30
Turns
Ratio
(Pri. to Sec.)
1:125
1:100
1:85
1:70
1:50
1:40
1:30
Inductance
(µH Min.)
@ 10 KHz
3000
2000
1430
980
500
320
180
Secondary
DCR
(Ω Max.)
7.70
6.20
5.30
4.75
2.50
1.35
1.00
Primary
(Amps Max.)
Insulation
Resistance
(meg Ω Min.)
10
10
10
10
10
10
10
6.0
6.0
6.0
6.0
6.0
6.0
6.0
Vt
(V-µSec. Max.)
92.5
75.0
62.5
52.5
27.5
30.0
22.5
• Note : Clamp cover is optional •
Package
Application Circuit
Power Transformer
.210
Max.
(5.33)
Ipk
Isecondary
1T
Copper Plate
.330 Max.
(8.50)
RT
.073
(1.85)
.275 ± .015
(6.99 ± .381)
D
Current Sense Transformer
G
S
.063
(1.60)
8
4
2
5
V Ref. = Ipk RT/N
Recommended Pad Layout
.020
(.500)
3
.098
(2.50)
.027 (.700)
Schematic
.106
(2.70)
7
1
6
.078
(2.00)
Vref
N
.073
(1.85)
.047
(1.20)
8
7
.118
(3.00)
6
1:N
4
.051
(1.30)
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.
CSC3108G-XXX
Rev. 2
1/11/07 RR
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
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