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ELECTRONICS INC.
T3/DS3/E3/STS-1 Interface Transformers
• Optimizied for leading Transceiver I.C.’s • • Meets or exceeds UL1950, EN60950 & G703 Standards • • 2000 Vrms Isolation • • See Selection Guide for I.C. Cross Reference • Electrical Parameters @ 25° C
Part Number EPR1301G* EPR1302G EPR1303G EPR1304G EPR1326G* EPR1327G EPR1328G EPR1329G
Turns Ratio 1:1 1:2CT 1:4CT 1:1.73CT 1:1 1:2CT 1:4CT 1:1.73CT
OCL (µH Min.) 40 35 150 50 40 35 150 50
Cw/w (pF Max.) 13 20 15 12 13 20 15 12 • * Pin 4 not connected •
LI (µH Max.) 0.12 0.12 0.3 0.1 0.12 0.12 0.3 0.1
DCR (Ω Max.) 1.7 / 1.7 1.0 / 1.0 1.4 / 1.4 1.0 / 1.8 1.4 / 1.2 1.4 / 1.4 1.4 / 1.4 1.2 / 1.2
Primary Pins 1, 5 * 1, 5 1, 5 1, 5 1, 5 * 1, 5 1, 5 1, 5
Schematic
1 2 4 5 6
Package
A J N
Dim. Pin 1 I.D.
EPR1303G Datasheet
