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| Current Sense Transformers ELECTRONICS INC. EPC3108G-XXX * Designed for Switching Supply-Current Sense Applications * UL1446 Class B Insulating System * UL94V0 Recognized Materials * Class B 130C Insulation System * Operating Temperature : -25C to +105C * Optimal Performance at 250 KHz and above 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 (H Min.) @ 10 KHz 3000 2000 1430 980 500 320 180 Secondary DCR ( 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 Min.) 10 10 10 10 10 10 10 Vt (V-Sec. 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) .260 .015 (.660 .380) 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. 1 5/9/05 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com |
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