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UCC3808A-1 Datasheet Low-Power Current-Mode Push-Pull PWM

Manufacturer: Texas Instruments

Download the UCC3808A-1 datasheet PDF. This datasheet also includes the UCC2808A-1 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (UCC2808A-1-etcTI.pdf) that lists specifications for multiple related part numbers.

General Description

The UCCx808A devices are a family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators.

The UCCx808A contains all of the control and drive circuitry required for off-line or DC-to-DC fixed frequency current-mode switching power supplies with minimal external parts count.

The UCCx808A dual-output drive stages are arranged in a push-pull configuration.

Overview

Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design UCC2808A-1, UCC2808A-2, UCC3808A-1, UCC3808A-2 SLUS456F – APRIL 1999 – REVISED JULY 2018 UCCx808A Low-Power Current-Mode.

Key Features

  • 1 Dual-Output Drive Stages in Push-Pull Configuration.
  • Current-Sense Discharge Transistor to Improve Dynamic Response.
  • 130-μA Typical Starting Current.
  • 1-mA Typical Run Current.
  • Operation to 1 MHz.
  • Internal Soft Start.
  • On-Chip Error Amplifier With 2-MHz Gain Bandwidth Product.
  • On-Chip VDD Clamping.
  • Output Drive Stages Capable of 500-mA Peak- Source Current, 1-A Peak-Sink Current 2.

More Datasheets from Texas Instruments

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