MIC4422ACM

Overview

The MIC4422ACM is a single-channel, low-side MOSFET gate driver manufactured by Microchip Technology. It operates within a supply voltage range of 4.5 V to 18 V and delivers a peak output current of 9 A. The device features fast switching capabilities with typical rise and fall times of 28 ns and 26 ns, respectively. It supports CMOS and TTL logic inputs and functions in non-inverting mode. The component is housed in an 8-pin SOIC package and is rated for operation between -40°C and +85°C.

Feature Summary

• Provides high peak drive current for rapid MOSFET switching
• Compatible with standard digital logic families
• Optimized for low-side power stage applications

Applications

• DC-DC converter power stages
• Motor control systems
• Inverter bridge circuits

Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and temperature grade. Ensure the ordering code matches the required lead-free status and tape-and-reel or tube packaging options. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before procurement.

Selection Notes

Select this component when a single low-side driver with high peak current capability is required. Consider the operating voltage range and logic compatibility requirements. Evaluate thermal performance based on the expected load current and ambient temperature conditions. Verify that the package dimensions fit the target PCB layout constraints.

Part Context

This device belongs to the MIC4422 series of MOSFET drivers designed for efficient power switching. The series offers various package options and temperature ranges to suit different industrial and commercial applications. It serves as a critical interface between low-power control logic and high-power semiconductor switches.

Replacement Considerations

Check for compatible alternatives such as the TC4422 series from Microchip or equivalent parts from other manufacturers. Ensure pinout compatibility and electrical specifications match the original design requirements before substitution.