LM25116
Overview
The LM25116 is a synchronous buck controller intended for step-down regulator applications from a high voltage or widely varying input supply. The control method is based upon current mode control using an emulated current ramp.
- New, similar products available: - LM25141 45-V wide input range synchronous buck controller - LM5141 65-V wide input range synchronous buck controller - LM25148 42-V synchronous buck controller with ultra-low IQ and DRSS - LM25149 42-V Synchronous buck controller with ultra-low IQ and AEF
- Emulated peak current mode
- Wide operating range (up to 42 V)
- Low IQ shutdown (< 10 µA)
- Drives standard or logic level MOSFETs
- Robust 3.5-A peak gate drive
- Free-run or synchronous operation to 1 MHz
- Optional diode emulation mode
- Programmable output from 1.215 V to 36 V
- Precision 1.5% voltage reference
