T PL IA N CO M ■ Meets the CCITT 1.430 ISDN S interface P T7 ■ 194 9L *R oH S This series is OBSOLETEAND not recommended for new designs. Features ■ ■ ■ specifications 1.5 kVrms HIPOT Pri/Sec in conformance with international safety standards Low leakage inductance Operating temperature 0 °C to +70 °C Weight - 3 g ■ 58 dB min. longitudinal balance at 96 kHz, 10 Vrms ■ RoHS compliant* PT71949L - ISDN S Interface Transformer Electrical Specifications @ 25 °C Turns Ratio ±2 % ............................. 1:4:1 Primary Inductance ............... 30 mH min. Primary Leakage Inductance ..5 µH max. Cww (pF typ.) 1-5 .................................................... 70 1-3 .................................................. 100 Pri DCR (ohm max.) ........................... 0.9 Sec DCR (ohm max.) ......................... 3.8 Ter DCR (ohm max.) .......................... 0.9 Packaging Specifications Electrical Schematic Product Dimensions TER 6 5 N3 0.5 SQ PIN (.020) DIA. SEC 8 3 AWG #24 LEAD WIRE 6 PLCS. 2.6 ± 0.40 MIN. (.102 ± .016) N2 15.4 MAX. (.606) PRI 10 1 N1 E T E L O S B O Tray ...................................200 pcs./tray, 4000 pcs./outer box How To Order PT71949 L Model Termination L = Tin only (RoHS Compliant) 9.5 (.374) 6 5 8 3 1 10 5.1 (.200) 5.1 (.200) 7.6 (.299) DIMENSIONS: MM (INCHES) TOLERANCES: ± REV. 05/13 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. 0.25 (.010) 14.4 MAX. (.567)