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Data Sheet
TPS54331 3-A, 28-V Input, Step Down DC-DC Converter With Eco-mode
1 Features
- 3.5 to 28-V input voltage range
- Adjustable output voltage down to 0.8 V
- Integrated 80-mΩ high-side MOSFET supports up to
3-A continuous output current
- High efficiency at light loads with a pulse
skipping Eco-mode
- Fixed 570-kHz switching frequency
- Typical 1-μA shutdown quiescent current
- Adjustable slow-start limits inrush currents
- Programmable UVLO threshold
- Overvoltage transient protection
- Cycle-by-cycle current limit, frequency foldback,
and thermal shutdown protection
- Available in easy-to-use SOIC8 package or
thermally-enhanced SOIC8 PowerPAD™ integrated circuit package
- Create a custom design using the TPS54331 with the WEBENCH® Power
Designer
- Use TPS62933 for a 30 VIN converter with higher
frequency, lower IQ and improved EMI