NCV1063AD100R2G

AC DC Converters, Offline Switchers Overview

The NCV1063AD100R2G is an automotive-grade high-voltage switcher designed for low-power offline switched-mode power supplies. It integrates a fixed-frequency current mode controller with a 670 V MOSFET in a 16-pin SOIC package. Key electrical parameters include a switching frequency of 100 kHz, a maximum duty cycle of 72%, and a supply voltage range of 8.4 V to 9.5 V. The device supports Buck, Buck-Boost, and Flyback topologies, operates within a temperature range of -40°C to +150°C, and features a typical output current capability of 780 mA.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 670 V MOSFET with a current mode controller to simplify design and reduce external component count.
• Includes dynamic self-supply functionality that eliminates the need for auxiliary windings.
• Features built-in protection mechanisms including short-circuit detection, overvoltage protection, and soft-start.
• Supports frequency jittering to minimize electromagnetic interference during operation.

AC DC Converters, Offline Switchers Applications

• Automotive low-power offline switched-mode power supplies
• High-voltage isolated DC-DC converters
• Non-isolated buck and buck-boost converter designs

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix AD100R2G to confirm the 100 kHz switching frequency variant. Ensure the procurement channel provides AEC-Q100 qualified components suitable for automotive environments. Confirm the SOIC-16 package availability matches the required footprint. Check for recent production change notices regarding pinout or electrical characteristics before finalizing orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component when designing automotive applications requiring integrated high-voltage switching capabilities. The 100 kHz frequency offers a balance between efficiency and component size. Consider the 72% maximum duty cycle limits for input-output voltage ratios. Verify thermal management requirements given the 150°C junction temperature rating and SOIC-16 thermal performance.

AC DC Converters, Offline Switchers Part Context

This part belongs to the NCV1063 series of automotive high-voltage switchers from onsemi. The series is engineered for robust performance in demanding automotive environments. It shares architectural similarities with other NCV106x devices but differs in switching frequency and package options. The integration of the MOSFET and controller distinguishes it from discrete solutions.

AC DC Converters, Offline Switchers Replacement Considerations

NCV1063AD060R2G serves as a functional substitute with a 60 kHz switching frequency. Verify compatibility regarding EMI filtering requirements due to the frequency difference. Ensure the alternative maintains the same 670 V breakdown voltage and SOIC-16 package dimensions for direct board replacement.