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3512 Datasheet Pc Power Supply Supervisors

Manufacturer: Unisonic Technologies

Overview: UNISONIC TECHNOLOGIES CO., LTD 3512 PC POWER SUPPLY SUPERVISORS.

General Description

The UTC 3512 is specially designed for switching power supply system.

It provides over-voltage protection, over-current protection, under-voltage protection, on/off control and power good signal generating.

OVP/UVP (Over/Under-Voltage Protection) monitors 3.3V, 5V and double 12V to protect our power supply and PC, FPO goes to high when one of these supply voltages exceeds their normal operation voltage range.

Key Features

  • Over/Under-voltage protection for 3.3V, 5V, and two 12V.
  • Over-current protection for 3.3V, 5V, and two 12V.
  • PGO and FPO pins with open drain output stage.
  • 300mS power good delay from PGI to PGO.
  • 75mS delay for 3.3V, 5V and 12V power turn on.
  • 2.8mS delay for PSON control to FPO turn off.
  • 38mS / 115mS PSON on/off de-bounce time.
  • 73uS width noise deglitches.
  • 73uS de-bounce time for UVP and OCP.
  • Wide supply voltage range.

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