LT1158CSW#TRPBF

Overview

The LT1158CSW#TRPBF is a half-bridge N-channel power MOSFET driver manufactured by Analog Devices Inc. It is designed to serve as an ideal synchronous switch driver, specifically intended to improve the efficiency of step-down (buck) switching regulators. The component operates with input voltages ranging from 10V to 30V and is packaged in a wide-body SOIC-16 format.

Feature Summary

• Optimized for high-efficiency synchronous rectification in buck converter topologies
• Provides robust gate drive control for N-channel power MOSFETs
• Supports standard voltage-mode PWM input signals for seamless integration

Applications

• Synchronous rectification in step-down (buck) DC-to-DC converters
• High-efficiency power supply designs requiring improved conversion rates
• Industrial power management systems utilizing N-channel MOSFET switches

Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing. Confirm that the wide-body SOIC package matches your PCB footprint requirements. Ensure compatibility with the driving controller's output logic levels before finalizing procurement.

Selection Notes

Select this component when designing buck converters where maximizing efficiency through synchronous rectification is critical. It pairs effectively with voltage-mode PWM controllers like the LT3525. Consider thermal performance and gate drive strength requirements for the target MOSFET load.

Part Context

This part belongs to the LT1158 series of half-bridge drivers. It is distinct from general-purpose logic drivers, focusing specifically on optimizing the performance of power MOSFETs in switching regulator applications to reduce conduction losses.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout and electrical specifications against any potential alternative components to ensure functional equivalence.