LTC3765HMSE#PBF

Power Supply Controllers, Monitors Overview

The LTC3765HMSE#PBF is a secondary-side controller from Analog Devices Inc., designed for isolated DC/DC converter applications. It operates within a supply voltage range of 7.7V to 14.5V and draws a typical supply current of 1.7 mA. The device utilizes the Direct Flux Limit technology and supports Forward topology with one output. It functions at a switching frequency of 430 kHz, allowing for a maximum duty cycle of 79%. The component is rated for an output voltage of 8.5 V and an output current of 35 uA. It is housed in a 16-MSOP-EP package with exposed pad and is suitable for operation between -40°C and +125°C.

Power Supply Controllers, Monitors Feature Summary

• Implements Direct Flux Limit technology for precise control in isolated power conversion
• Designed specifically as a secondary-side controller for synchronous rectification
• Supports Forward topology configurations for single-output isolated applications

Power Supply Controllers, Monitors Applications

• Isolated DC/DC buck converters
• Secondary-side control in forward converter topologies
• Synchronous rectification management in power supplies

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm pinout and electrical characteristics match the required design specifications. Confirm availability status through authorized distributors, as supply constraints may apply. Ensure the 16-MSOP-EP package footprint aligns with the PCB layout requirements before finalizing procurement orders.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing isolated power supplies requiring secondary-side control for high efficiency. It is appropriate for applications utilizing Forward topology where precise flux balancing is necessary. Consider the operating temperature range and supply voltage limits to ensure compatibility with the system's thermal and electrical environment.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC3765 series, which focuses on Direct Flux Limit technology for isolated converters. It serves as a specialized controller for managing secondary-side operations in synchronous rectifier circuits. The series is intended for engineers developing compact, efficient isolated power solutions requiring robust control mechanisms.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Generic replacements may not support the specific Direct Flux Limit functionality or secondary-side control requirements.