March 23, 2010 V.22bis MODEM TRANSFORMER LM72019 UL1459 file no. E173817 Designed for use with Teridian 73M1903, 73M1903C, 73M2901CE & 73M2901CL V.22bis modems for voice applications including high speed data modems, satellite set-top boxes, POS terminals, MFP and FAX terminals and IP phones. Electrical Specifications @ 25°C 600 Typ, @ 1kHz 1Vrms with 470 Impedance termination at secondary 1.00 :1.00 ±2% 2.0 dB ±0.5 dB ±2.5 dB Max 200-4000Hz Primary = 108 Secondary = 120 1500Vrms for 1 minute min. 100mA 66 dB min @ 200 to 1000Hz 46 dB min @ 1000 to 4000Hz 0.15% @ 600Hz, -10dBm -40 to +105°C -40 to +125°C Turns Ratio (1-2) : (4-3) Insertion Loss Frequency Response D.C. Resistance ±15% Dielectric Strength Pri. to Sec. D.C. Current Longitudinal Balance Per FCC 68.310 Distortion Operating Temperature Storage Temperature Mechanical Outline and Schematic 0.945 MAX 3 2 DATATRONIC LM72019 E173817 FOOT PRINT 4 1 0.906 MAX SCHEMATIC 1 0.450 4 1 2 4 PRI 3 2 SEC 3 0.550 0.020 Typ 0.472 MAX 0.030 Typ 0.165 ±0.040 SPICE EQUIVALENT CIRCUIT 4 PLS 114 Ohm 4 mH 300mH All dimensions in inches Unless otherwise specified, tolerance ±0.010 inches DATATRONIC: 4 mH 114 Ohm 1.2K Ohm 1 : 1 IDEAL 28151 Highway 74, Romoland, CA 92585 Tel 951-928-7700, FAX 951-928-7701 Email: [email protected] 499 King’s Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290 All specifications are subject to change without notice.