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CS3524A - Voltage Mode PWM Control Circuit

Datasheet Details

Part number CS3524A
Manufacturer onsemi
File Size 228.09 KB
Description Voltage Mode PWM Control Circuit
Datasheet download datasheet CS3524A Datasheet

Overview

CS3524A Voltage Mode PWM Control Circuit with 200 mA Output Drivers The CS3524A PWM control circuit retains the same versatile architecture of the industry standard CS3524 (SG3524) while adding substantial improvements.

The CS3524 is pin−compatible with “non−A” versions, and in most applications can be directly interchanged.

The CS3524A, however, eliminates many of the design restrictions which had previously required additional external circuitry.

Key Features

  • an undervoltage lockout circuit which disables all internal circuitry (except the reference) until the input voltage has risen to 8.0 V. This holds standby current low until turn.
  • on, and greatly simplifies the design of low power, off.
  • line supplies. The turn.
  • on circuit has approximately 600 mV of hysteresis for jitter free activation. Other improvements include a PWM latch that insures freedom from multiple pulsing within a period, even in noisy environments; logic to eli.