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Reference Design
TPS40303, TPS40304, TPS40305
SLUS964D – NOVEMBER 2009 – REVISED MARCH 2018
TPS4030x 3-V to 20-V Input,
Voltage Mode, Synchronous Buck Controller
1 Features
•1 Input
Voltage Range From 3 V to 20 V • 300-kHz (TPS40303), 600-kHz (TPS40304), and
1.
2-MHz (TPS40305) Switching Frequencies • High- and Low-Side FET RDS(on) Current Sensing • Programmable Thermally Compensated OCP
Levels • Programmable Soft Start • 600-mV, 1% Reference
Voltage •
Voltage Feed-Forward Compensation • Supports Prebiased Output • Frequency Spread Spectrum • Thermal Shutdown Protection at 145°C • 10-Pin 3-mm × 3-mm VSON ...