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AC-DC SERIES: P238 Third generation of planar transformers ry Fy Features £ -High power planar transformer for AC/DC SMPS. RI -According UL1950 / EN60950. 2 -UL 94V0 material. ¢ -Storage temperature from -20°C to 130°C. La -Operating temperature -20°C to 85°C. g -Power up to 400W. 2 Electrical specifications Input Output Output Typ Leakage Turns Max Total Part Number Voltage Voltage Current Power Frequency Duty Topology Inductance Inductance Ratio losses Vae() (Vy (A) OW). (he) ele (mHs25%) "(pHt) (Price) “(W) P238WD4DP1 350-420 12 30 400 125 0,44 Forward dual 9,72 1,9 12:1 4 P238WD4DP2 350-420 48 8 400 125 0,42 Forward dual 9,72 19 3:1 4 P238PP4DP1 350-420 24 16 400 125 0,42 Push-Pull 9,72 19 wt 4 Dimensions - “| Pe ee i “ Tehran 1 ra tall pert it ae t 1 Recommended PCB layout i Schematics Pimey 5 ; ‘ Ausdliar 5 Secondary Auxiliar * FORWARD DUAL PUSH PULL 153,