ML4823CQ

Power Supply Controllers, Monitors Overview

The ML4823CQ is a power supply controller manufactured by Fairchild Semiconductor, housed in a 20-PLCC package measuring 8.97x8.97 mm. It is designed for single-ended applications using voltage or current mode control and provides input voltage feed forward. The device features a 1V threshold current limit.

Power Supply Controllers, Monitors Feature Summary

• Designed for single-ended power supply applications
• Supports voltage or current mode control schemes
• Includes input voltage feed forward capability

Power Supply Controllers, Monitors Applications

• Single-ended power supply designs
• Voltage mode controlled converters
• Current mode controlled converters

Power Supply Controllers, Monitors Procurement Notes

Verify the manufacturer origin, as Fairchild Semiconductor assets were acquired by ON Semiconductor. Confirm the specific package type (20-PLCC) and ensure the part number suffix matches the required variant. Check for obsolescence status due to corporate restructuring and source from authorized distributors to guarantee authenticity.

Power Supply Controllers, Monitors Selection Notes

Select this component for single-ended topologies requiring integrated feed forward. Ensure the design supports either voltage or current mode operation. Verify that the 1V threshold current limit aligns with the system's protection requirements. Consider the PLCC package constraints for PCB layout and thermal management during the selection process.

Power Supply Controllers, Monitors Part Context

This component belongs to the Fairchild power management IC portfolio, specifically within the power supply controllers category. It is part of a family of devices aimed at optimizing system power efficiency through advanced control techniques. The ML4823 series represents legacy technology from Fairchild before its acquisition by ON Semiconductor.

Power Supply Controllers, Monitors Replacement Considerations

Check for direct substitutes within the ON Semiconductor portfolio following the Fairchild acquisition. Verify pin compatibility and electrical specifications against alternative controllers from other manufacturers if sourcing new production units.