MIC4478YM-TR

Overview

The MIC4478YM-TR is a MOSFET gate driver manufactured by Microchip Technology. It is designed for low-side switching applications and features a surface-mount SOIC-16 package. The device provides four independent drivers with non-inverting logic configuration. It supports a supply voltage range from 4.5 V to 18 V and delivers an output current of 1.2 A. The component exhibits rise and fall times of 25 ns each, ensuring fast switching performance. It operates within a temperature range of -40°C to +85°C.

Feature Summary

• Integrates four independent low-side gate drivers in a single package
• Supports non-inverting logic input configuration
• Delivers high peak output current capability for efficient MOSFET switching

Applications

• Power management systems requiring multi-channel low-side control
• Industrial motor drive circuits
• High-frequency power conversion topologies

Procurement Notes

Verify the specific suffix and manufacturer documentation to confirm availability status, as this part may be subject to discontinuation or limited supply constraints. Ensure compatibility with existing PCB footprints and thermal requirements before finalizing procurement plans.

Selection Notes

Select this component when a quad low-side driver with moderate speed and current capability is required. Compare against the MIC4468YWM-TR if non-inverting logic is needed, or the MIC4467YWM-TR if inverting logic is preferred. Consider package size and thermal dissipation characteristics relative to the application's power density.

Part Context

This component belongs to the Microchip MOSFET gate driver family, specifically optimized for low-side switching applications. It complements other drivers like the MIC4427YM-TR but offers a higher channel count in a wider package. The series focuses on providing reliable gate drive signals for power MOSFETs in various industrial and consumer electronics applications.

Replacement Considerations

MIC4468YWM-TR (Non-Inverting Quad Low-Side Driver)

FAQ

Is the MIC4478YM-TR available for new designs?

Availability should be verified through official distributors, as this part number may have a discontinued status.

What is the logic configuration of the MIC4478YM-TR?

The MIC4478YM-TR features a non-inverting logic configuration for its four drivers.