Document
LTM4636-1
40A µModule Regulator with Overvoltage/
Overtemperature Protection
Features
Description
nn Overtemperature, Input/Output Overvoltage Protection
nn Trips Upstream Power Source or Circuit Breaker nn Stacked Inductor Acts as Heat Sink nn Wide Input Voltage Range: 4.7V to 15V nn 0.6V to 3.3V Output Voltage Range nn ±1.3% Total DC Output Voltage Error (–40°C to 125°C) nn Differential Remote Sense Amplifier for Precision
Regulation nn Current Mode Control/Fast Transient Response nn Frequency Synchronization nn Parallel Current Sharing (Up to 240A) nn 88% Efficiency (12VIN, 1VOUT) at 40A nn Overcurrent Foldback Protection nn Overtemperature Shutdown nn 16mm × 16mm × 7.07mm BGA Package
Applications
The LTM®4636-1 is a 40A step-down µModule® (power module) switching regulator with stacked inductor as a heat sink for heat dissipation and cooler operation in a small package. The LTM4636-1 detects overtemperature and input/output overvoltage conditions and can trip an ups.