MIC4420CN

Overview

The MIC4420CN is a single low-side MOSFET gate driver manufactured by Microchip Technology. It features a non-inverting input configuration and delivers a peak output current of 6 A. The device operates within a supply voltage range of 4.5 V to 18 V. Electrical performance includes rise and fall times of 25 ns. It is housed in an 8-pin PDIP package designed for through-hole mounting.

Feature Summary

• Single-channel low-side gate driver architecture
• Non-inverting signal input configuration
• High peak output current capability for rapid switching
• Through-hole compatible packaging

Applications

• N-channel MOSFET gate driving
• Industrial motor control systems
• Power conversion circuits

Procurement Notes

Verify the specific suffix against official Microchip documentation, as the MIC4420CN designation may indicate obsolete status or specific legacy variants. Confirm package type and pinout compatibility with existing PCB footprints before procurement. Cross-reference datasheet revisions to ensure electrical parameters match design requirements. Check for direct substitute availability if the primary part is discontinued.

Selection Notes

Select this component for applications requiring simple, robust low-side switching without complex protection features. Ensure the load capacitance and required switching speed align with the 25 ns transition times. Verify that the operating voltage remains within the 4.5 V to 18 V range. Consider thermal management requirements based on the expected duty cycle and ambient temperature conditions.

Part Context

This component belongs to the MIC4420 family of MOSFET drivers, which are designed for efficient power switching. The family typically includes variations in packaging such as SOIC and MSOP. The CN suffix generally denotes a specific package and temperature grade variant within Microchip's industrial product line.

Replacement Considerations

Public records indicate MIC4420ZN as a potential direct substitute. Verify pinout and electrical specifications against the original datasheet before implementation.