The TPS3514 is a PC switching power-supply system monitor with minimum external components. It provides under-voltage lockout (UVLO), over-voltage (OV), under-voltage (UV), over-current (OC), protection circuits, power-good indicator, and on/off control.
FEATURES
OVER-VOLTAGE PROTECTION AND LOCKOUT: 12V, 5V, and 3.3V Supplies
OVER-CURRENT PROTECTION AND LOCKOUT: 12V, 5V, and 3.3V Supplies
UNDER-VOLTAGE PROTECTION AND LOCKOUT: 12V Supplies
UNDER-VOLTAGE DETECT: 5V and 3.3V Supplies
FAULT-PROTECTION OUTPUT WITH OPEN–DRAIN OUTPUT STAGE
OPEN-DRAIN, POWER-GOOD OUTPUT SIGNAL:
Monitors Power–Good Signal Input 3.3V and 5V Supplies