10 BASE-T ETHERNET COUPLING TRANSFORMER P/N: TA648B DATA SHEET A. GENERAL SPECIFICATIONS 1. LOW PROFILE PACKAGE 16 PIN DIL PACKAGE TO MEET IEEE802.3 & 10BASE-T SPECIFICATION 2. LOW LEAKAGE INDUCTANCE AND WINDING CAPACITANCES FOR FAST RISE TIME. 3. HIGH ISOLATION VOLTAGES TO COMPLY WITH INTERNATIONAL SAFETY REQUIREMENTS FOR LAN. 4. OPEATING TEMP RANGE: 0 °C TO+70°C. 5. STORAGE TEMP RANGE: -25°C TO+125°C. B. ELECTRICAL SPECIFICATIONS@25°C 1.ISOLATION: 2000 Vrms 2.ISOLATION RESISTANCE: 10,000 Mohm 3. TURNSRATIO: 1: 1 +/-3% 4. PRI.OCL: 200uH Min.@ 100KHz 200mV 5. CW/W: 15pF Max. (PRI/SEC) 6. LEADKAGE INDUCTANCE: 0.3uH Max 7. PRI DC RESISTANCE: 0.3 OHM Max 8. SEC DC REISITANCE: 0.7OHM Max 9. CMRR CHOKE OCL: 30uH TYPICAL C. SCHEMATICS & DIMENSIONS & MARKING (Unit: m/m)