MP6901DJ-LF-Z

Power Supply Controllers, Monitors Overview

The MP6901DJ-LF-Z is a flyback switching controller designed as a fast-off intelligent rectifier driver. It operates within an input voltage range of 8 V to 24 V and supports a maximum switching frequency of 400 kHz. The device features a shutdown function and draws 8 mA of operating supply current. It is rated for an extended temperature range from -40 °C to +125 °C. The component is housed in a TSOT-23-5 surface-mount package and complies with RoHS standards.

Power Supply Controllers, Monitors Feature Summary

• Functions as a secondary side controller to replace Schottky diodes in flyback converters
• Provides rapid turn-off capability to minimize reverse recovery losses
• Compatible with standard MOSFETs and logic level MOSFETs for synchronous rectification

Power Supply Controllers, Monitors Applications

• Flyback power supplies requiring high efficiency
• Secondary side control in AC/DC adapters
• Systems supporting DCM and quasi-resonant topologies

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix LF-Z against the manufacturer datasheet to confirm lead-free status and packaging details. Confirm that the TSOT-23-5 package matches your PCB footprint requirements. Ensure the 8 V to 24 V supply range aligns with your system design before finalizing procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component for applications requiring precise secondary side regulation in flyback architectures. The TSOT-23-5 package offers space savings compared to larger alternatives. Verify compatibility with the intended external MOSFET gate drive characteristics to ensure optimal performance.

Power Supply Controllers, Monitors Part Context

This part belongs to the MP6901 series of intelligent rectifier drivers from Monolithic Power Systems. It serves as a specialized solution for enhancing efficiency in isolated power conversion stages by actively controlling synchronous rectification timing.

Power Supply Controllers, Monitors Replacement Considerations

MP6901DJ-LF-P is listed as a direct substitute.