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UCC2541 Datasheet High-efficiency Ssynchronous Buck Pwm Controller

Manufacturer: Texas Instruments

Overview: UCC2541 ą SLUS621A − AUGUST 2004 − SEPTEMBER 2005 HIGHĆEFFICIENCY SYNCHRONOUS BUCK PWM.

General Description

The UCC2541 is a synchronous buck PWM controller for high current and low output voltage applications.

For higher efficiency, it incorporates the Predictive Gate Drivet technology that virtually eliminates body diode conduction losses in synchronous rectifiers.

VIN VOUT Predictive Gate Drive, TrueDrive and PowerPAD are trademarks of Texas Instruments Incorporated.

Key Features

  • D On-Chip Predictive Gate Drivet for High-Efficiency Synchronous Buck Operation D Dual ±3-A TrueDrivet Outputs D On-Board Programmable Oscillator with 1-MHz Frequency Operation D TR Input for Sequencing Operation D Overcurrent Protection using a Parallel Average Current Mode Control Loop D 3 Modes to Support 2.7-V to 35-V Input Bias D Reverse Current Protection for Output Stage D User Programmable Shutdown Using SS Pin D ±1.0% Initial Tolerance Bandgap Reference D High Bandwidth Error Amplifiers.

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