LTC1625CS#TRPBF

DC DC Switching Controllers Overview

The LTC1625CS#TRPBF is a synchronous step-down switching regulator controller from Analog Devices, designed for high-efficiency power conversion. It operates with an input voltage range of 3.7V to 36V and features a fixed switching frequency of 150kHz. The device utilizes current mode control with MOSFET VDS detection, eliminating the need for external sense resistors. It supports a maximum duty cycle of 99% and includes a synchronous rectifier configuration. Packaged in a 16-SOIC format, it drives external N-channel power MOSFETs.

DC DC Switching Controllers Feature Summary

• Eliminates external sense resistors through integrated MOSFET VDS detection for improved efficiency
• Supports wide input voltage ranges suitable for battery-powered applications
• Features synchronous rectification with up to 99% maximum duty cycle

DC DC Switching Controllers Applications

• Battery-powered portable electronics
• Industrial point-of-load regulation
• General-purpose DC/DC conversion systems

DC DC Switching Controllers Procurement Notes

Verify component authenticity through official Analog Devices channels or authorized distributors. Confirm package integrity and pin alignment against the 16-SOIC specification. Ensure storage conditions comply with moisture sensitivity levels prior to assembly. Cross-reference ordering information with the specific suffix #TRPBF to confirm tape-and-reel packaging requirements.

DC DC Switching Controllers Selection Notes

Select this controller when designing synchronous buck converters requiring high efficiency without sense resistor losses. It is appropriate for applications needing a wide input voltage range up to 36V. Consider the 150kHz switching frequency for balancing size and performance. Ensure external N-channel MOSFETs are rated for the target voltage and current specifications.

DC DC Switching Controllers Part Context

This component belongs to the LTC1625 series of current mode DC/DC controllers. It is part of Analog Devices' portfolio of power management integrated circuits focused on efficient energy conversion. The series is characterized by its ability to drive external power stages while minimizing passive component count.

DC DC Switching Controllers Replacement Considerations

Direct replacements include other Analog Devices synchronous buck controllers such as the LTC1625IS#TRPBF for industrial temperature variants. Verify pin compatibility and electrical parameters before substitution.