MIC4479YM-TR

Overview

The MIC4479YM-TR is a high-speed 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 3.0 A. The device features a non-inverting logic configuration with propagation delays of 20 ns for both turn-on and turn-off transitions. It is housed in an SOIC-8 package and supports operation across a temperature range of -40°C to +85°C.

Feature Summary

• Provides high peak drive current capability for efficient MOSFET switching
• Features fast propagation delay characteristics for high-frequency applications
• Supports standard CMOS and TTL input logic levels

Applications

• High-speed power conversion circuits
• Motor control systems requiring rapid switching
• Isolated power supply gate driving

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status via official documentation. Ensure storage conditions meet moisture sensitivity level requirements prior to assembly. Review the latest datasheet for any pinout or electrical specification updates.

Selection Notes

Select this component when high peak current drive and fast switching speeds are required. Verify that the application voltage does not exceed the maximum rating. Consider thermal management needs based on load capacitance and switching frequency. Ensure input logic compatibility with the controlling microcontroller.

Part Context

This part belongs to the MIC4479 series of gate drivers from Microchip Technology. It is designed for demanding power electronics applications where speed and drive strength are critical. The series offers robust performance for driving external power switches in various topologies.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.