MIC4420BMM

Overview

The MIC4420BMM is a low-side MOSFET gate driver manufactured by Microchip Technology. It utilizes a Bipolar/CMOS/DMOS process to deliver a peak output current of 6 A. The device operates within a supply voltage range of 4.5 V to 18 V and features non-inverting logic configuration. Key timing parameters include rise and fall times of 25 ns. It is housed in an 8-lead MSOP package with dimensions of 3x3 mm and supports surface mount installation. The component functions as a single-channel buffer/inverter based driver suitable for power management applications.

Feature Summary

• Delivers high peak output current capability for efficient MOSFET switching
• Utilizes Bipolar/CMOS/DMOS process technology for robust performance
• Features fast rise and fall times to minimize switching losses
• Provides non-inverting signal configuration for direct drive applications

Applications

• Driving N-Channel and P-Channel MOSFETs in power management circuits
• Low-side gate driving in DC-DC converters
• Motor control systems requiring fast switching speeds

Procurement Notes

Verify the specific suffix (e.g., TR for tape and reel) against your manufacturing requirements, as packaging formats vary. Confirm the active status with the manufacturer or authorized distributors, as availability may fluctuate. Ensure the 8-MSOP package footprint matches your PCB design constraints. Cross-reference the datasheet revision date to ensure compatibility with your system specifications.

Selection Notes

Select this component when a low-side driver with 6 A peak current is required for N-Channel or P-Channel MOSFETs. The non-inverting configuration simplifies logic interfacing. Consider the 4.5 V to 18 V operating range to ensure compatibility with your control voltage levels. The MSOP package is suitable for space-constrained designs requiring surface mount technology.

Part Context

The MIC4420BMM belongs to the MIC4420 series of low-side MOSFET drivers from Microchip Technology. This series is designed for applications requiring fast switching and high current drive capabilities. The BMM variant specifically denotes the 8-MSOP package option. It serves as a critical interface between low-power control logic and high-power switching devices in various power electronics systems.

Replacement Considerations

MIC4420YMM is a verified substitute part number within the same product family, offering identical functional characteristics in the MSOP-8 package.