LM51551 Overview
The LM5155x ( LM5155 and LM51551 ) device is a wide input range, non-synchronous boost controller that uses peak current mode control. The device can be used in boost, SEPIC, and flyback topologies. The LM5155x device can start up from a 1-cell battery with a minimum of 2.97 V if the BIAS pin is connected to the VCC pin.
LM51551 Key Features
- 1 Functional safety capable
- Documentation available to aid functional safety system design
- Wide Input Operating Range for Battery
LM51551 Applications
- 3.5-V to 45-V Operating Range
- 2.97-V to 16-V When BIAS = VCC