P3170

For use with Power Integrations TOPSwitch-GX P3170 • • • • • • FLYBACK POWER TRANSFORMER  Designed for Power Integrations TOP249Y chipset PQ26/20 platform 70 Watts power handling capability Minimum interwinding breakdown voltage of 1500Vrms Operating temperature: -20°C to +85°C Materials meet UL94V-0 requirements ELECTRICAL SPECIFICATION @ 25°C ParNumber Turns Ratio (Pri.:Sec.:Aux) Pri. Inductance (µH ±10%) @ 130KHz 0.1Vrms P3170 18ct:3:2 270 Pri. Leakage Inductance (µH max.) @ 130KHz 0.1Vrms 2.5 1.3 Pri. Resonant Frequency (MHz min.) Pri. 1.3 Current RMS (Amp. typ.) Sec. 6.2 Aux. 0.5 Pri. .08 DCR (W max.) Sec. .006 Aux. .015 • Other turns ratios can be developed on request. Please contact MPS Engineering Team for further information. Mechanical Schematic core contact 1.08 [27.43] Cu Foil Tape [7] 12 0.900 [22.86] 7 MPS P3170 DC 1.14 [28.96] 1.000 [25.40] Suggested PCB Layout 1 Core [1] 0.300 [7.62] 0.81 [20.52] 6 1 Pri. 2 3 5 Aux. 6 12 9 11 8 Sec. Pin 1 ID Bobbin [2] Tape [10] 0.87 [22.20] 0.60 [15.17] 0.06 [1.54] Ø0.04 [Ø0.91] 0.300 [7.62] 0.150 [3.81] 1.000 [25.40] Dimensions Unless otherwise specified, all tolerances are: .XX ± 0.010” & .XXX ± 0.003” Inches [mm] P3170-A 0448TA 1 13200 Estrella Ste. 205 2463 208th, Ave., Bldg. B Gardena, CA 90248 Torrance, CA 90501 Product performance is limited to specified parameter. Data is subject to change without prior notice. Tel: (310) 325-1043 Phone: (310)533-1455 Fax: (310) 325-1044 Fax: (310)533-1853 www.mpsind.com http://www.mpsind.com sales@mpsind.com Email: sales@mpsind.com