TPS54140A Overview
The TPS54140A device is a 42-V, 1.5-A, step-down regulator with an integrated high-side MOSFET. Current-mode control provides simple external pensation and flexible ponent selection. A low ripple-pulse skip mode reduces the no-load, regulated output supply current to 116 μA.
TPS54140A Key Features
- 1 3.5-V to 42-V Input Voltage Range
- 200-mΩ High-Side MOSFET
- High Efficiency at Light Loads with a Pulse
- Adjustable UVLO Voltage and Hysteresis
- 116-μA Operating Quiescent Current
- 1.3-μA Shutdown Current
- 100-kHz to 2.5-MHz Switching Frequency
- Synchronizes to External Clock
- Adjustable Slow Start/Sequencing
- UV and OV Power Good Output