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MIC4421CN from MICREL

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MIC4421CN

Manufacturer: MICREL, MIC

9A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS Process

Partnumber Manufacturer Quantity Availability
MIC4421CN MICREL, MIC 1933 In Stock

Description and Introduction

9A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS Process # Enhance Your Circuit Performance with the MIC4421CN MOSFET Driver  

The MIC4421CN is a high-performance, dual-channel MOSFET driver designed to deliver efficient and reliable switching for a wide range of applications. Engineered for precision and speed, this component is an excellent choice for driving power MOSFETs and IGBTs in motor control, power supplies, and industrial automation systems.  

With a peak output current of 1.5A, the MIC4421CN ensures fast switching transitions, minimizing power losses and improving overall system efficiency. Its dual-channel configuration allows for independent control of two MOSFETs, providing flexibility in circuit design. The device operates over a wide voltage range (4.5V to 18V), making it compatible with various logic levels and power supplies.  

One of the key advantages of the MIC4421CN is its robust protection features. The driver includes undervoltage lockout (UVLO) to prevent erratic operation during low-voltage conditions, enhancing system reliability. Additionally, its fast propagation delay and matched rise/fall times ensure precise timing, critical for high-frequency switching applications.  

The MIC4421CN is housed in a compact 8-pin DIP package, offering ease of integration into existing designs while maintaining thermal performance. Its low power consumption and high noise immunity make it ideal for demanding environments where stability and efficiency are paramount.  

Whether used in DC-DC converters, solenoid drivers, or high-side/low-side switching circuits, the MIC4421CN delivers consistent performance, ensuring optimal operation of power electronics. For engineers seeking a dependable MOSFET driver with high-speed switching and robust protection, the MIC4421CN stands out as a reliable solution.

Application Scenarios & Design Considerations

9A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS Process

Alternative Part Number

  • TC4421CPA --: Pin-compatible single high-speed MOSFET driver with similar drive current and DIP-8 package; widely available and directly interchangeable in most circuits.
  • UCC37321P --: Single high-speed gate driver in DIP-8 with comparable peak output current and supply range, suitable as a functional replacement.
  • IXDD421PI --: High-speed single MOSFET driver in DIP-8 offering similar drive capability and pinout, usable as an alternative with minor layout checks.

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