MIC4426ZM-TR

Overview

The MIC4426ZM-TR is a dual low-side MOSFET gate driver manufactured by Microchip Technology. It features independent channels with peak output currents of 1.5A source and sink. The device operates on a supply voltage range of 4.5V to 18V. Logic thresholds are defined at 0.8V for VIL and 2.4V for VIH. Typical rise and fall times are 20ns and 29ns, respectively. It utilizes an inverting input type and supports N-channel and P-channel MOSFETs. The component is housed in an 8-SOIC package and functions within a junction temperature range of -40°C to 150°C.

Feature Summary

• Dual independent low-side driving configuration for high-speed MOSFET control
• High peak output current capability of 1.5A for both sourcing and sinking
• BiCMOS/DMOS technology construction for reliability
• Wide operating junction temperature range supporting industrial applications

Applications

• Power management systems requiring isolated or non-isolated gate drive
• Motor control circuits utilizing N-channel or P-channel MOSFETs
• DC-DC converter topologies needing fast switching characteristics

Procurement Notes

Verify the specific suffix 'ZM' against the official Microchip datasheet to confirm the exact temperature grade and packaging variant. Ensure the ordering part number matches the required tape and reel quantity if applicable. Cross-reference the manufacturer part number with the latest product change notices to verify assembly site and material compliance status before procurement.

Selection Notes

Select this component when dual low-side driving is required with high peak current capabilities. The inverting logic input simplifies interface design with standard logic families. Consider the 8-SOIC package constraints for thermal management and PCB layout. Verify that the supply voltage range aligns with the target MOSFET gate threshold requirements.

Part Context

This part belongs to the MIC4426/4427/4428 family of dual high-speed MOSFET drivers. These devices are designed for robust performance in demanding power electronics environments. The family shares common architectural features but differs in specific electrical characteristics and package options. The MIC4426 specifically targets low-side applications with symmetrical drive strengths.

FAQ

What is the input logic type for the MIC4426ZM-TR?

The device features an inverting input type, meaning the output state is opposite to the input signal state.

Does the MIC4426ZM-TR support both N-channel and P-channel MOSFETs?

Yes, the datasheet specifies that the gate driver is suitable for driving both N-channel and P-channel MOSFETs.