FA3635P

FA3635P FA3635P s Description FA3635P is a CMOS IC which includes low on-resistance power MOSFET for PWM-type switching power supply control. This IC achieves high efficiency DC-DC converter and it is suitable for buck converter or inverting converter with high input voltage of 10V to 50V. CMOS IC For Switching Power Supply Control s Dimensions, mm DIP-8 8 5 s Features Built-in low on-resistance Pch power MOSFET 50V/1.1Ω(typ.)/1A(peak) Wide range of 10V to 50V for input voltage 1.2mA low operating current as a Power IC Latch-mode short-circuit protection function Built-in over-temperature protection Tj =125°C (min.) 1 9.4 1.5 4 4.5max 3.1min 3.4 6.5 0.25 7.6 +0.1 5 –0.0 s Applications Power supply for general equipment 2.54±0.25 0.5±0.1 0~15 ˚ 0~1 5˚ s Block diagram Pin No. 1 2 3 4 5 6 7 8 Pin symbol Description Power supply Error amplifier output Inverting input to error amplifier Ground Ground Reference voltage Capacitor for soft-start Output VCC FB IN GND GND REF CS OUT 1 FA3635P s Absolute maximum ratings Item Supply voltage Error amplifier input voltage Total Power dissipation (Ta = 25° C) Junction temperature Operating temperature Storage temperature Symbol Rating 50.0 5.5 1.1 125 –20 to +85°C –40 to +150 Unit V V W °C °C °C s Recommended operating conditions Item Supply voltage REF terminal by-pass capacitor VCC terminal by-pass capacitor Symbol Min. 10.0 470 Max. 45.0 Unit V µF µF VCC VIN Pd Tj Top Tstg VCC CREF CO 0.047 0.22 s Ele...