L.S.E. Power Transformer: LSPA20227 Mechanical Feature ◆ Universal Input 85~265 Volts ◆ Designed for Power Integrations TNY Switch II Chip Sets Note : 1. Unit:mm 2. Scale:F 3. 【YYWW】 :Date Code EPOXY×4 Schematic PRI. 14.0 MAX. 1.8V UNIV. INPUT 3.2 ±0.5 2.54 ±0.3 SQ 0.5 3.3V 11.2 ±0.5 -0.0/+0.2 16.0 MAX. φ 1.1 19.0 MAX. 15.0 MAX. 2.9W LSPA20227 ● LSE YYWW SEC. *12 11.2 Typ. 2.54 Typ. Electrical Characteristics A. D.C. Resistance: (25℃) R(5-2):4.750 Ω max. R(8-11):21.0 mΩ max. B. Inductance: L(5-2):1.492 mH ±10% @ 132 KHz, 1V, Ls C. Leakage Inductance: Lk(5-2):113.0 µH max. @ 132 KHz, 1V, Ls, shorted P(8+10+11) D. Turns Ratio: P(8-10)==> 0.020 ± 0.008Vrms @ Pins(5-2) Input 20 KHz, 1.2V @ Pins(5-2) Input 20 KHz, 1.2V @ Pins(5-2) Input 20 KHz, 1.2V P(10-11)==> 0.030 ± 0.008Vrms P(8-11)==> 0.050 ± 0.008Vrms E. Isolation Voltage(Hi-Pot) : Pri. To Sec. => Sec. To Core => Approved 3000 Vac, 3mA, 60 Sec 500 Vac, 3mA, 60 Sec Checked Prepare Date Page Rev. 05-MAR-2004 1/1 1 許神長 許神長 胡文秀 05-MAR-2004 05-MAR-2004 05-MAR-2004 NO. 7, LANE 3, SAN Ho RD. SAN-SHIN VILLAGE TA-YUAN HSIANG, TAOYUAN HSIEN, TAIWAN, R.O.C. ◆ Tel:886-3-3831513 ◆ Fax:886-3-3835738 ◆ http://www.lse.com.tw USA: www.cdiweb.com/lse Tel: (800)777-7334