ISDN UM MODEL NO.: UT20495 Characteristic data: RI+II=2.4Ω±15% RIII+IV=4.8Ω±15% SPECIFICATION REV. S-Interface Isolation Transformer B1 98/34 Schematic diagram: Electrical Specification at 25OC: 1.)LI+II≥22mH,(NI+II series),at 10KHz,100mV(core 1,2) 2.)Turns ratio tolerance: ±2%,(core 1,2) 3.)Cw/w≤120pF,(NI+II to NIII+IV),at 100KHz,100mV(core 1,2) 4.)Ls I+II≤10.0uH, (NI+II series , NIII+IV shorted), at 100KHz,100mV(core 1, 2) 5.)HI-pot test: Up=2.0KVrms,(NI+II to NIII+IV)(core 1,2) Dimension: UMEC UT20495 NOTE: Specifications are subject to change without prior notice. Tolerances: ±0.25mm UNIT: mm E10-013-C UNIVERSAL MICROELECTRONICS CO.,LTD. TEL:886-4-23590096 FAX:886-4-23590129 http://www.umec-web.com E-mail:[email protected] 3,27TH RD.,TAICHUNG INDUSTRIAL PARK, TAICHUNG,TAIWAN,R.O.C