Description
The TPS4000x are controllers for low-voltage, non-isolated synchronous buck regulators.
These controllers drive an N-channel MOSFET for the primary buck switch, and an N-channel MOSFET for the synchronous rectifier switch, thereby achieving very high-efficiency power conversion.
Features
- D Operating Input Voltage 2.25 V to 5.5 V D Output Voltage as Low as 0.7 V D 1% Internal 0.7 V Reference D Predictive Gate Drivet N-Channel MOSFET
Drivers for Higher Efficiency
D Externally Adjustable Soft-Start and
Overcurrent Limit
D Fixed-Frequency Voltage-Mode Control.
- TPS40007, 300 kHz.
- TPS40009, 600 kHz
D Source/Sink with VOUT Prebias D 10-Lead MSOP PowerPadt Package for
Higher Performance
D Thermal Shutdown D Internal Boostrap Diode.
TPS40009 Datasheet
