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MIC5021BN

Manufacturer: N/A, MICREL

High-Speed High-Side MOSFET Driver

Partnumber Manufacturer Quantity Availability
MIC5021BN N/A, MICREL 98 In Stock

Description and Introduction

High-Speed High-Side MOSFET Driver **Enhance Your Circuit Designs with the MIC5021BN High-Speed MOSFET Driver**  

The MIC5021BN is a high-performance MOSFET driver designed to deliver fast switching speeds and reliable performance in a variety of power electronics applications. Engineered for precision and efficiency, this component is an excellent choice for designers seeking to optimize their circuits for speed and power handling.  

With a peak output current of 1.5A, the MIC5021BN ensures robust gate drive capability, enabling efficient control of power MOSFETs and IGBTs. Its high-speed operation minimizes switching losses, making it ideal for applications such as motor control, DC-DC converters, and power inverters. The device features a wide operating voltage range (4.5V to 18V), providing flexibility in different power supply configurations.  

One of the standout features of the MIC5021BN is its built-in shoot-through protection, which prevents simultaneous conduction of high-side and low-side switches—a critical safeguard in half-bridge and full-bridge topologies. Additionally, its fast propagation delay and matched rise/fall times contribute to improved system efficiency and reduced electromagnetic interference (EMI).  

Housed in a compact 8-pin DIP or SOIC package, the MIC5021BN is easy to integrate into existing designs while maintaining thermal stability. Its robust construction ensures reliable operation even in demanding environments, making it a dependable choice for industrial, automotive, and consumer electronics applications.  

For engineers looking to enhance switching performance and system reliability, the MIC5021BN offers a well-balanced combination of speed, power, and protection. Whether used in high-frequency power supplies or precision motor drives, this MOSFET driver delivers consistent performance to meet the demands of modern electronic systems.

Application Scenarios & Design Considerations

High-Speed High-Side MOSFET Driver

Alternative Part Number

  • UC2950T --: High-side/high-current driver in a different series that can serve as a functional substitute for the MIC5021 high-current driver in many applications.
  • LTC1155CS8 --: Dual high-side driver with similar gate-drive capability, from a different product family, suitable as an alternative driver solution.
  • MC33151P --: High-speed MOSFET driver in a different series offering comparable drive strength, usable as a cross-reference alternative.
  • UC3724N --: High-side gate driver with similar input/output logic and DIP-8 package, widely available and functionally comparable to the MIC5021.
  • IR2121PBF --: High-side driver in DIP-8 with comparable drive capability and protection features, suitable drop-in for many MIC5021 applications.
  • LTC1155CN8 --: Dual high-side gate driver in DIP-8 offering similar switching functionality and robust drive strength for MOSFET loads.
  • UC3825N --: Industry-standard high-speed PWM controller in DIP-8 with similar gate-drive and current-limit functions, widely available and well documented.
  • SG3525AN --: Voltage-mode PWM controller in DIP-16 offering comparable drive capability and protection features, commonly used as a substitute in power-supply designs.
  • TL494CN --: Very common dual-output PWM controller in DIP-16 with flexible configuration, suitable for designs needing a general-purpose switching regulator controller.

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