Part PS222S
Description 3-Channel Secondary Monitoring IC
Manufacturer SiTi
Size 139.93 KB
SiTi
PS222S

Overview

PS222S is specially designed for switching power supply system. Four important functions of PS222S are the following: over-voltage protection, over-current protection, under-voltage protection and power good signal generating.

  • Over/Under-voltage protection and lock out
  • Over-current protection and lock out
  • Fault protection output with open drain output stage
  • Open drain power good output signal for power good input
  • Built-in 300mS power good delay
  • AC on 75mS delay for UV/OC protection
  • 38mS PSON/ control de-bounce
  • 73uS de-bounce for noise immunity
  • Wide power supply range (4.2V~16V)
  • Special care for AC power off 3-Channel Secondary Monitoring IC Version:A.001 -1-