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MIC4423 from MICREL

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MIC4423

Manufacturer: MICREL, MIC

Dual 3A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS Process

Partnumber Manufacturer Quantity Availability
MIC4423 MICREL, MIC 308 In Stock

Description and Introduction

Dual 3A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS Process # MIC4423: High-Performance MOSFET Driver for Precision Applications  

The MIC4423 is a high-speed, dual MOSFET driver designed to deliver robust performance in demanding applications. With its ability to source and sink significant current, this component is ideal for driving power MOSFETs and IGBTs in motor control, power supplies, and switching circuits.  

Engineered for efficiency, the MIC4423 features a fast propagation delay and matched rise/fall times, ensuring precise switching transitions. Its low output impedance minimizes power dissipation, while the wide operating voltage range (4.5V to 18V) provides flexibility across various system designs.  

A key advantage of the MIC4423 is its dual-channel configuration, allowing independent control of two MOSFETs. This feature enhances design versatility, particularly in half-bridge and full-bridge topologies. Additionally, the device incorporates built-in shoot-through protection, preventing simultaneous conduction and improving system reliability.  

The MIC4423 operates with minimal quiescent current, making it suitable for battery-powered and energy-efficient applications. Its robust construction ensures resilience against electrostatic discharge (ESD) and transient voltage spikes, further enhancing long-term durability.  

For engineers seeking a reliable, high-performance MOSFET driver, the MIC4423 offers an optimal balance of speed, efficiency, and protection. Whether used in industrial automation, automotive systems, or renewable energy solutions, this component delivers consistent performance under challenging conditions.  

By integrating the MIC4423 into circuit designs, developers can achieve faster switching speeds, reduced power losses, and improved system stability—key factors in modern electronic applications.

Application Scenarios & Design Considerations

Dual 3A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS Process

Alternative Part Number

  • TC4423CPA --: Pin-compatible dual low-side MOSFET driver with similar drive current and logic input, widely available and often used as a direct substitute.
  • UCC37323P --: Dual high-speed MOSFET driver with comparable peak output current and pinout, suitable for replacing the MIC4423 in most gate-drive applications.
  • FAN3223TMPX --: Dual-channel gate driver with similar current rating and input logic, offering a functional alternative when the original part is unavailable.
  • IXDD423PI --: Dual low-side gate driver with similar peak output current and pinout, offering an alternative source for the same driver function.

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