MC33023DWR2G

AC DC Converters, Offline Switchers Overview

The MC33023DWR2G is an offline switch integrated circuit manufactured by onsemi, designed for forward topology AC-DC converters. It operates within a supply voltage range of 10 V to 30 V and features a switching frequency of 1 MHz. The device incorporates current limiting fault protection and supports a maximum duty cycle of 90%. It includes frequency control and soft start capabilities to ensure stable startup conditions. Packaged in a 16-SOIC surface-mount format, it is suitable for commercial temperature applications ranging from -40°C to +85°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates current limiting fault protection for enhanced system safety
• Features frequency control and soft start functionality for stable operation
• Supports forward topology conversion with up to 90% duty cycle

AC DC Converters, Offline Switchers Applications

• Offline AC-DC converter designs
• Forward topology power supplies
• General purpose isolated power conversion

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'DWR2G' against official onsemi documentation to confirm package type and tape/reel specifications. Ensure compatibility with required thermal management solutions for the SOIC-16 package. Cross-reference RoHS compliance status directly with the manufacturer's latest environmental declaration prior to final procurement decisions.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring a single-chip solution for forward converter topologies. Consider the 1 MHz switching frequency for potential transformer size reduction compared to lower-frequency alternatives. Evaluate the internal soft start feature against external timing requirements to simplify circuit design and reduce component count.

AC DC Converters, Offline Switchers Part Context

This part belongs to the MC33023 series of offline switches from onsemi. It is distinct from comparator or operational amplifier models within the broader MC33xx family. The device is categorized under Power Management ICs (PMIC) specifically for AC-DC conversion and offline switching applications.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official onsemi substitution guides for verified equivalents. Generic replacements may differ in switching frequency, current limit thresholds, or pinout configurations.