1 : 1 + 1% 1 : 1 Short (2--3, 8-9)+ 1% Turns Ratio (10 - 8) : (9 - 7) (10 - 7) : (1- 4) Parameter Min. Typ. Max. Units Inductance 1-4 (2-3, shorted) 1 4.5 5 5.5 mH 16 µH 50 pF 1.42 1.42 1.21 1.65 Ω Ω Ω Ω Leakage Inductance 2 Interwinding Capacitance 3 DC Resistance (1-3) DC Resistance (2-4) DC Resistance (10-8) DC Resistance (9-7) 1.16 1.16 0.99 1.35 Longitudinal Balance 1KHz - 1MHz 1.29 1.29 1.10 1.50 40 0.5 Frequency Response Designed for use with Analog Devices ADSL IC: AD20MSP910 dB 1500 +1.1 dB Designed to meet supplementary insulation requirements of IEC950 for a working voltage of 250V dB Insertion Loss at 100 kHz Hi-Pot Pin (1 to 10,9) and (2 to 10,9) ADSL TRANSFORMER VRMS at 30 kHz - 1.1 MHz 1. Tested at 10 kHz - 1.0 V 2. Tested at 100 kHz - 100 mV pins 1-4 (shorted 2-3, 8-9, 7-10) 3. Tested at 10 kHz -1.0VAC, 1-10 (shorted 2-3, 8-9) Schematic Diagram 1 10 3 PRI (Line Side) .560 (14.22) MAX. 8 2 9 4 7 SEC (Device) .550 (13.97) MAX. PIN POSITION GRID 0.100 (2.54) HOLES FOR BOBBIN PINS .495 (12.57) MAX. .210 (5.33) TYP. .100 (2.54) TYP. 10 9 8 7 .400 (10.16) TYP. Pin Diameter is 0.025 (0.64) 6 Physical Dimensions inches (mm) Bottom View 1 2 3 4 5 Rhombus P/N: Cust. P/N: Date: 9/02/99 Rhombus Industries Inc. Transformers & Magnetic Products www.rhombus-ind.com T-1272 Name: Sheet: 1 of 1 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 FAX: (714) 896-0971