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3521 - PWM CONTROLLER

Description

UTC 3521 PWM controller is designed for switching mode power supply for PCs.

It provides all the functions necessary to monitor and control the output of the power supply.

Features

  • S.
  • Over-Voltage Protection for 3.3V, 5V and 12V.
  • Under-Voltage Detection for 3.3V, 5V and 12V.
  • Over-Power Protection.
  • Remote ON/OFF Function.
  • Power Good Circuitry.
  • Delay Time for PG Signal.
  • Delay Time for Over-Voltage and Under-Voltage Protection.
  • On-Chip Oscillator and Error Amplifier DIP-16.

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3521 PWM CONTROLLER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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UNISONIC TECHNOLOGIES CO., LTD 3521 PWM CONTROLLER WITH SUPERVISORY CIRCUIT FOR SWITCHING POWER SUPPLY CMOS IC „ DESCRIPTION UTC 3521 PWM controller is designed for switching mode power supply for PCs. It provides all the functions necessary to monitor and control the output of the power supply. Remote ON/OFF control, power good circuitry, some protection features against over-voltage and over-power are implements. „ FEATURES * Over-Voltage Protection for 3.3V, 5V and 12V * Under-Voltage Detection for 3.
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