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UCC28089 - PRIMARY-SIDE PUSH-PULL OSCILLATOR

Datasheet Summary

Description

The UCC28089 is a versatile BiCMOS controller for dc-to-dc or off-line fixed-frequency switching power supplies.

The UCC28089 has dual alternating output stages in dual-alternating push-pull configuration.

Features

  • D Push-Pull Oscillator With Programmable Deadtime D High-Current Totem-Pole Dual Output Stage Drives Push-Pull Configuration with 1-A Sink and 0.5-A Source Capability D Can be Used in Push-Pull, Half-Bridge, or Full-Bridge Topologies D Oscillator Synchronization Output D Low Start-Up Current of 130 μA and 1.4-mA Typical Run Current D Over-Current Shutdown D Digitally Controlled Over-Current/Retry Feature D Undervoltage Lockout With Hysteresis.

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Datasheet preview – UCC28089

Datasheet Details

Part number UCC28089
Manufacturer Texas Instruments
File Size 814.99 KB
Description PRIMARY-SIDE PUSH-PULL OSCILLATOR
Datasheet download datasheet UCC28089 Datasheet
Additional preview pages of the UCC28089 datasheet.

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Full PDF Text Transcription

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UCC28089 SLUS623A -- SEPTEMBER 2004 -- REVISED AUGUST 2006 PRIMARY-SIDE PUSH-PULL OSCILLATOR WITH DEAD-TIME CONTROL FEATURES D Push-Pull Oscillator With Programmable Deadtime D High-Current Totem-Pole Dual Output Stage Drives Push-Pull Configuration with 1-A Sink and 0.5-A Source Capability D Can be Used in Push-Pull, Half-Bridge, or Full-Bridge Topologies D Oscillator Synchronization Output D Low Start-Up Current of 130 μA and 1.
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