UCC2541 Datasheet - Texas Instruments

UCC2541, High-Efficiency Ssynchronous Buck PWM Controller

UCC2541 ą SLUS621A * AUGUST 2004 * SEPTEMBER 2005 HIGHĆEFFICIENCY SYNCHRONOUS BUCK PWM CONTROLLER .
The UCC2541 is a synchronous buck PWM controller for high current and low output voltage applications.

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 t

Applications

* SIMPLIFIED APPLICATION DIAGRAM 1 RSET UCC2541 SWS 20 2 REF BST 19 3 G2C G1 18 4 SYNCIN SW 17 5 RAMP VDD 16 6 GND PGND 15 7 VEA
* G2 14 8 CEA
* VDRV 13 9 COMP G2S 12 TR Input 10 TR SS 11 APPLICATIONS D High Efficiency Non-Isolated Converters Requiring Advanced Featu

UCC2541-etcTI.pdf