LTC7803JMSE#TRPBF

DC DC Switching Controllers Overview

The LTC7803JMSE#TRPBF is a low quiescent current synchronous step-down controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4.5V to 40V and supports switching frequencies from 100kHz to 3MHz. The device features 100% maximum duty cycle capability and includes spread spectrum technology for EMI reduction. It utilizes a 16-MSOP package and offers control characteristics including enable, frequency control, and phase control. The component is designed for high-efficiency power conversion in compact applications.

DC DC Switching Controllers Feature Summary

• Integrated spread spectrum frequency dithering to minimize electromagnetic interference emissions
• Synchronous rectification architecture supporting up to 100% duty cycle operation
• Clock synchronization capability for multi-phase or parallel system alignment

DC DC Switching Controllers Applications

• Industrial point-of-load regulation
• Distributed power systems
• Telecommunications infrastructure

DC DC Switching Controllers Procurement Notes

Verify the exact suffix matches the required temperature grade and packaging format. Confirm that the MSOP-16 package variant aligns with your PCB footprint requirements. Ensure the specific lot date code meets your manufacturing timeline constraints before finalizing orders.

DC DC Switching Controllers Selection Notes

Select this controller when input voltages remain below 40V and high-frequency operation up to 3MHz is required. Consider the JMSE package for surface-mount assembly needs. Evaluate thermal performance based on the specific board layout and ambient conditions rather than relying solely on datasheet limits.

DC DC Switching Controllers Part Context

This component belongs to the LTC7803 family of synchronous buck controllers. It shares core architectural features with other variants like the LTC7803EUD and LTC7803JUD but differs in package type and industrial temperature rating specifications defined by the manufacturer.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include the LTC7803EUD#TRPBF and LTC7803JUD#WTRPBF. Verify pin compatibility and thermal characteristics when swapping between these package variations.