MP2459 Overview
The MP2459 is a monolithic, step-down, switchmode converter with a built-in power MOSFET. It achieves a 0.5A peak-output current over a wide input supply range with excellent load and line regulation. Current-mode operation provides a fast transient response and eases loop stabilization.
MP2459 Key Features
- 0.5A Peak Output Current
- 1Ω Internal Power MOSFET
- Stable with Low-ESR Ceramic Output
- Up to 90% Efficiency
- 0.1μA Shutdown Mode
- Fixed 480kHz Frequency
- Thermal Shutdown
- Cycle-by-Cycle Over-Current Protection
- Wide 4.5V-to-55V Operating Input Range
- Output Adjustable from 0.81V to 0.95-VIN
