TPS54202H
Features
- 4.5-V to 28-V wide input voltage range
- Integrated 148-mΩ and 78-mΩ MOSFETs for 2-A, continuous output current
- Low 2-μA shutdown, 45-μA quiescent current
- Internal 5-m S soft start
- Fixed 500-k Hz switching frequency
- Advanced Eco-mode™ pulse skip
- Peak current mode control
- Internal loop pensation
- Overcurrent protection for both MOSFETs with hiccup mode protection
- Overvoltage protection
- Thermal shutdown
- SOT-23 (6) package
2 Applications
- 12-V, 24-V distributed power-bus supply
- Industry application
- White goods
- Consumer application
- Audio
- STB, DTV
- Printer
BOOT
Cin
1 GND
2 SW
Cboot Lo
VOUT
5 EN EN
4 FB
Rfb1
Co Rfb2
Copyright © 2016, Texas Instruments Incorporated
Simplified Schematic
3 Description
The TPS54202H is a 4.5-V to 28-V input voltage range, 2-A synchronous buck converter. The device includes two integrated switching FETs, internal loop pensation and 5-ms internal soft start to reduce ponent count.
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