NCP4352SNT1G

Power Supply Controllers, Monitors Overview

The NCP4352SNT1G is a secondary-side synchronous rectification controller designed for switch-mode power supplies. It operates within an input voltage range of 2.5V to 36V and utilizes a 6-pin TSOP package. This component enables high-efficiency power conversion by controlling external synchronous rectifier MOSFETs, reducing conduction losses compared to traditional diode-based solutions. It is engineered for applications requiring extremely low consumption and precise gate drive timing.

Power Supply Controllers, Monitors Feature Summary

• Secondary-side control for synchronous rectification
• Wide operating input voltage range
• Optimized for low power consumption applications

Power Supply Controllers, Monitors Applications

• Flyback converters with synchronous rectification
• Low-power offline power supplies
• Battery chargers requiring high efficiency

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'NT1G' against the manufacturer's current datasheet to confirm packaging details and tape-and-reel specifications. Ensure compatibility with the target synchronous rectifier MOSFET gate drive requirements. Confirm RoHS compliance status through official onsemi documentation prior to integration.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing secondary-side regulation for flyback topologies where minimizing rectification losses is critical. It is suitable for systems demanding wide input voltage tolerance and low quiescent current. Evaluate thermal performance and PCB layout constraints associated with the TSOP-6 package during the design phase.

Power Supply Controllers, Monitors Part Context

This device belongs to the NCP43xx series of power supply controllers from onsemi. It complements primary-side PWM controllers by managing the synchronous rectifier switches. The series is targeted at improving overall system efficiency in compact power adapter designs.

Power Supply Controllers, Monitors Replacement Considerations

Consult onsemi technical support for direct pin-to-pin replacements. Verify functional equivalence regarding gate drive strength and operating voltage ranges before substituting.