Document
ELECTRONICS INC.
T1/E1/CEPT/ISDN-PRI Interface Transformers
EPR1401G - EPR1411G & EPR1401G-RC - EPR1411G-RC
• Optimized for Leading Transceiver I.C.’s • Meets or exceeds EN60950, CS950, AS3260 and IEC950 Standards • RoHS Compliant (add -RC to part number) • 3000 Vrms Isolation
Part Number
EPR1401G-(RC) EPR1402G-(RC) EPR1403G-(RC) EPR1404G-(RC) EPR1405G-(RC) EPR1406G-(RC) EPR1407G-(RC) EPR1408G-(RC) EPR1409G-(RC) EPR1410G-(RC) EPR1411G-(RC)
Turns Ratio
1CT:1CT/1CT:1CT 1CT:1CT/1CT:2CT 1CT:1.15CT/1CT:1CT 1CT:1.15CT/1CT:2CT 1CT:1CT/1CT:1.36CT 1CT:1.36CT/1CT:1.36CT 1CT:1.41CT/1CT:1.41CT 1CT:2CT/1CT:1.41CT 1CT:2CT/1CT:1.36CT 1CT:2CT:1CT:2CT 1CT:2.3CT:1CT:2CT
Electrical Parameters @ 25° C
OCL (mH Min.)
1.2 / 1.2 1.2 / 1.2 1.6 / 1.6 1.5 / 1.2 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2
Cw/w (pF Max.)
15 / 15 15 / 15 15 / 15 15 / 15 15 / 15 15 / 15 15 / 15 15 / 15 15 / 15 15 / 15 15 / 15
Pri. DCR (Ω Max.)
1.0 / 1.0 1.0 / 1.0 1.1 / 1.0 1.1 / 1.0 1.0 .