Line Transformer Turns Ratio 4 : 1 + 1% Parameter Min. Typ. Max. Units 1.88 2.00 2.12 mH 11 µH DC Resistance (1-4) 1.26 Ω DC Resistance (2-5) 1.25 Ω DC Resistance (9-7) 1.00 Ω Inductance 1-5 (2-4, Shorted) Leakage Inductance 1 2 Hi-Pot Primary to Secondary 2050 1 9 4 Pri. Sec. 2 7 (Chip Side) VRMS Total Harmonic Distortion @40 kHz, 12 Vp-p ( Pri:Sec.) -80 dB Insertion Loss @100kHz 0.75 dB Frequency Response @40kHz-300kHz, 100kHz Ref. +0.25 dB Longitudinal Balance @ @40kHz-300kHz. Schematic Diagram 50 5 (Line Side) dB 1..Tested at 10 kHz and 100 mV 2..Pins 1-5, 2-4 shorted, and 9-7 Shorted. Tested at 100kHz - 100 mV. Designed to meet UL1950 (Double Insulation) Materials used in construction of this component meet or exceed UL Class B and can be operated up to 130oC Dimensions in Inches (mm) .522 (13.26) MAX. .715 (18.15) .532 (13.51) MAX. 1 10 2 .516 (13.1) MAX. Suggested Pad Layout 3 4 .100 (2.54) .028 (0.70) .025 (0.64) 8 7 5 .100 (2.54) TYP. .516 (13.1) 9 .100 (2.54) TYP. .050 (1.27) TYP. 6 .675 (17.15) .663 (16.85) RHOMBUS P/N: T-1416 CUST P/N: DATE: 10/27/99 Rhombus Industries Inc. Transformers & Magnetic Products NAME: SHEET: 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 www.rhombus-ind.com FAX: (714) 896-0971