T1/CEPT PULSE TRANSFORMER UL 1459 Recognized Turns Ratio ( + 5% ) PARAMETER Open Circuit Inductance R Flammability: Materials used in the production of these units meet requirements of UL94-VO and IEC 695-2-2 needle flame test. 1:4CT MIN. MAX. 0.5 UNITS mHy Leakage Inductance 1.0 µHy Interwinding Capacitance (CW/W) 40 pF Primary DC Resistance 0.5 ohms Secondary DC Resistance 1.5 ohms Isolation (HI-POT) 1.5 Kv VRMS TEST CONDITIONS: Oscillation Voltage = 20mV Oscillation Frequency = 100.0 KHz Inductance measured on Primary winding. Pins 1 - 5. Temperature Characteristics: -40o C 300 µH min. (40% drop in inductance) +85o C 575 µH min. (15% growth in inductance) Typical part: 700 µH @ +25o C 805 µH @ +85o C 420 µH @ -40o C Parts shipped in anti-static tubes. 50 pieces per tube PHYSICAL DIMENSIONS All dimensions in inches (mm): SCHEMATIC DIAGRAM: 5 6 4 RHOMBUS INDUSTRIES INC. FSCM NO. 16714 RHOMBUS P/N: T-10217 1 Rhombus Industries Inc. Transformers & Magnetic Products 2 CUST P/N: DATE: 1/24/94 NAME: SHEET: 1 OF 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com