Bothhandusa.com T1/CEPT/ISDN-PRI TRANSFORMER P/N: S4937 DATA SHEET Feature ! ! Extended and standard temperature range. Dual surface mount package contains both transmit and receive. Models matched to leading transceiver ICs. Operating temperature range: 0℃ to +70℃. Storage temperature range: -25℃ to +125℃. ! ! ! Electrical Specifications @ 25°C Part Turn Ratio OCL L.L CW/W Number (±5%) (mH Min) (uH Max) (pF Max) S4937 Schematic 1:1.36 1.20 0.8 35 DCR (Ω Max) PRI SEC 0.70 0.80 PRI PINS HI-POT (Vrms) 5-6 Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 1500