NCP4306DADZZDASNT1G

Power Supply Controllers, Monitors Overview

The NCP4306DADZZDASNT1G is a secondary-side synchronous rectification controller manufactured by onsemi. It supports Flyback, Forward, and Half Bridge topologies with a single output. The device operates at a switching frequency of 1 MHz and delivers up to 7 A output current. It features a 10 V output voltage capability and functions within a temperature range of -40°C to +125°C. Powered by a 35 V supply with 12 mA operating current, it utilizes a TSOP-6 package for surface mount installation.

Power Supply Controllers, Monitors Feature Summary

• Enables secondary-side synchronous rectification to improve power conversion efficiency in isolated converter designs.
• Supports multiple common isolated topologies including Flyback, Forward, and Half Bridge configurations.
• Operates at high switching frequencies to facilitate compact magnetic component design.

Power Supply Controllers, Monitors Applications

• Secondary side control for Flyback converters
• Synchronous rectification in Forward converter architectures
• Power management in Half Bridge isolated power supplies

Power Supply Controllers, Monitors Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct packaging and tape specifications. Confirm that the TSOP-6 package variant matches the required footprint for the target PCB layout. Cross-reference the RoHS compliance status and material declarations with the latest datasheet to meet environmental regulatory requirements for the intended market.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing isolated power supplies requiring secondary-side active rectification for enhanced efficiency. Ensure the application topology aligns with supported Flyback, Forward, or Half Bridge configurations. Verify that the 1 MHz switching frequency and thermal performance characteristics fit within the system's constraints and ambient operating conditions.

Power Supply Controllers, Monitors Part Context

This part belongs to the NCP4306 series of power management ICs focused on secondary-side control. It serves as a specialized solution for optimizing efficiency in isolated DC-DC conversion stages. The component integrates necessary drive logic for external synchronous MOSFETs, replacing traditional diode-based rectification methods in modern power architectures.

Power Supply Controllers, Monitors FAQ

What switching topologies are supported by the NCP4306?

The NCP4306 supports Flyback, Forward, and Half Bridge topologies for secondary-side synchronous rectification applications.

What is the maximum operating junction temperature for this controller?

The maximum operating junction temperature for the NCP4306 is +125°C.