MM1481 Datasheet (MITSUMI) - Regulator+Reset IC

MM1481, Regulator+Reset IC

Pin No.

Pin Name 1 Cd Functions Delay time capacitor pin The delay time of RESET output can be set according to the capacity value connected with Cd tPLH=450000 * C tPLH1: Delay Time [s] C: Cd-capacitance [F] Equivalent circuit diagram 2 RESET RESET -output pin * * * <

MM1481 Features

* 1. Large output current 300mA max. 2. High ripple rejection rate regulator1: 80dB typ. 3. Internal thermal shutdown circuit. 4. Internal current-limiting circuit. 5. Adjustment-free reset detection voltage 4.2V typ. 6. Easy to set delay time from voltage detection to reset release. regulator2: 60dB