NCP1255AD65R2G

AC DC Converters, Offline Switchers Overview

The NCP1255AD65R2G is a current-mode PWM controller designed for offline power supplies. It operates at a fixed frequency of 71 kHz and supports a maximum duty cycle of 80%. The device features fast switching characteristics with a fall time of 30 ns. It provides comprehensive fault protection including over-voltage and short-circuit safeguards. Packaged in an 8-pin SOIC, it integrates high-performance control capabilities for rugged offline applications.

AC DC Converters, Offline Switchers Feature Summary

• Integrates peak power control functionality for high-efficiency offline power supply designs
• Provides robust fault protection mechanisms against over-voltage and short-circuit conditions
• Delivers high-performance current-mode PWM control within a compact SOIC-8 package

AC DC Converters, Offline Switchers Applications

• Offline flyback power supplies
• High-performance AC-DC converters
• Rugged offline power supply designs

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix AD65R2G against official onsemi documentation to confirm exact electrical tolerances and packaging specifications. Ensure compatibility with existing design constraints before procurement. Confirm end-of-life status or availability through authorized channels as distribution data may vary by region.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring integrated peak power control and fixed-frequency operation. The 71 kHz frequency and 80% duty cycle suit standard offline topologies. Verify thermal performance requirements for the SOIC-8 package under expected load conditions.

AC DC Converters, Offline Switchers Part Context

This part belongs to the NCP1255 series from onsemi, which focuses on highly integrated controllers for offline power supplies. The series emphasizes ruggedness and high performance within small form factors, targeting efficient AC-DC conversion solutions.

AC DC Converters, Offline Switchers Replacement Considerations

NCP1255AD65R2G is functionally similar to NCP1255DD65R2G within the same family. Verify pinout and electrical parameter alignment before substitution.