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UCC2808-1 - Low Power Current Mode Push-Pull PWM

General Description

The UCCx808-x is a family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators.

The UCCx808 contains all of the control and drive circuitry required for offline or DC-to-DC fixed frequency current-mode switching power supplies with minimal external parts count.

Key Features

  • 1 Dual Output Drive Stages in Push-Pull Configuration.
  • 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.

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Other Datasheets by Texas Instruments

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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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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community UCC2808-1, UCC2808-2, UCC3808-1, UCC3808-2 SLUS168E – APR 1999 – REVISED AUGUST 2015 UCCx808-x Low Power Current Mode Push-Pull PWM 1 Features •1 Dual Output Drive Stages in Push-Pull Configuration • 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 Applications • Server and Desktop Power Supplies • Telecom Power Supplies • DC-DC Converters • Switched-Mode Power Supplies 3 Description The UCCx808-x is a family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators.