Description
The LM2641 is a dual step-down power supply controller intended for application in notebook personal computers and other battery-powered equipment.
Features
- 1.
- 2 300 kHz Fixed-Frequency Switching.
- Switching Synchronization with an External
Signal up to 400 kHz.
- Optional Pulse-Skipping Mode.
- Adjustable Secondary Feedback.
- Input Undervoltage Lockout.
- Output Undervoltage Shutdown Protection.
- Output Overvoltage Shutdown Protection.
- Programmable Soft-Start (Each Controller).
- 5V, 50 mA Linear Regulator Output.
- Precision 2.5V Reference Output.
- 28-pin TSSOP
APP.