Description
The LM2637 provides a comprehensive embedded power supply solution for motherboards hosting high performance MPUs such as M II™, Pentium™ II, K6-2 and other similar high performance MPUs.
Features
- n Provides 3 regulated voltages n Power Good flag and output enable n Under-voltage latch-off Switching Section n Synchronous rectification n 5-bit DAC programmable from 3.5V to 1.3V n Typical 1% DAC tolerance n Switching frequency: 50 kHz to 1 MHz n Two levels of over-voltage protection n Two methods of over-current protection n Adaptive non-overlapping FET gate drives n Soft start without external capacitor Linear Section n N-FET and NPN driving capability n Ultra fast response speed n Output.
LM2637_NationalSemiconductor.pdf
