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UC3842A Datasheet Current-mode Pwm Controllers

Manufacturer: Texas Instruments

Overview: UC1842A, UC1843A, UC1844A, UC1845A UC2842A, UC2843A, UC2844A, UC2845A UC3842A, UC3843A, UC3844A, UC3845A SLUS224G – SEPTEMBER 1994 – REVISED JULY 2022 UCx84xA Current-Mode PWM Controller.

General Description

The UCx84xA family of control devices is a pin-for-pin compatible improved version of the UCx84x family.

Providing the necessary

Key Features

  • Optimized for Off-Line and DC-DC Converters.
  • Low Start-Up Current (< 0.5 mA).
  • Trimmed Oscillator Discharge Current.
  • Automatic Feedforward Compensation.
  • Pulse-by-Pulse Current Limiting.
  • Enhanced Load Response Characteristics.
  • Undervoltage Lockout With Hysteresis.
  • Double Pulse Suppression.
  • High-Current Totem Pole Output.
  • Internally-Trimmed Bandgap Reference.
  • Up to 500-kHz Operation.
  • Create.

UC3842A Distributor

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