EPC3108G-XXX

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 www.DataSheet4U.net 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.) 6.0 6.0 6.0 6.0 6.0 6.0 6.0 Insulation Resistance (meg Ω Min.) 10 10 10 10 10 10 10 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 Vref RT D 1T Copper Plate .330 Max. (8.50) .073 (1.85) .275 ± .015 (6.99 ± .381) N G S Current Sense Transformer V Ref. = Ipk RT/N .020 (.500) 8 3 2 7 1 .078 (2.00) 6 4 .027 (.700) 5 Recommended Pad Layout .063 (1.60) .098 (2.50) Schematic .106 (2.70) .047 (1.20) .118 (3.00) .073 (1.85) 8 7 1:N 6 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...