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MIC2920A-3.3BT from MICREL

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MIC2920A-3.3BT

Manufacturer: MICREL, MIC

400mA Low-Dropout Voltage Regulator

Partnumber Manufacturer Quantity Availability
MIC2920A-3.3BT,MIC2920A33BT MICREL, MIC 100 In Stock

Description and Introduction

400mA Low-Dropout Voltage Regulator # **MIC2920A-3.3BT: High-Performance 3.3V Voltage Regulator for Reliable Power Management**  

In today’s fast-evolving electronics landscape, stable and efficient power regulation is critical for ensuring optimal performance in a wide range of applications. The **MIC2920A-3.3BT** from Microchip Technology is a high-performance, low-dropout (LDO) voltage regulator designed to deliver a precise **3.3V output** with exceptional accuracy and reliability.  

## **Key Features and Benefits**  

- **Low Dropout Voltage:** With a dropout voltage as low as **350mV at 500mA**, the MIC2920A-3.3BT ensures efficient operation even when the input voltage is close to the output level, making it ideal for battery-powered and energy-sensitive applications.  
- **High Output Current:** Capable of delivering up to **1.5A**, this regulator supports power-hungry circuits while maintaining stability under varying load conditions.  
- **Exceptional Line and Load Regulation:** The device provides tight voltage regulation, minimizing fluctuations caused by input voltage variations or dynamic load changes.  
- **Built-in Protection Features:** Including **overcurrent protection, thermal shutdown, and reverse-battery protection**, the MIC2920A-3.3BT enhances system durability and safeguards connected components.  
- **Wide Operating Temperature Range:** With a **-40°C to +125°C** range, it performs reliably in harsh environments, from industrial automation to automotive systems.  

## **Applications**  

The MIC2920A-3.3BT is well-suited for a variety of applications, including:  
- **Embedded systems and microcontrollers**  
- **Portable and battery-operated devices**  
- **Automotive electronics**  
- **Industrial control systems**  
- **Telecommunications equipment**  

## **Conclusion**  

Engineers seeking a robust and efficient voltage regulator will find the **MIC2920A-3.3BT** to be an excellent choice. Its combination of low dropout, high current capability, and comprehensive protection features ensures reliable power delivery in demanding environments. Whether for industrial, automotive, or consumer electronics, this regulator provides the stability and performance needed for modern power management solutions.  

For detailed specifications and integration guidelines, consult the official datasheet.

Application Scenarios & Design Considerations

400mA Low-Dropout Voltage Regulator

Alternative Part Number

  • LM2937ET-3.3 --: Low-dropout 3.3V linear regulator in TO-220, similar current capability and pinout, widely available and often used as a direct substitute for Micrel LDOs.
  • LT1086CT-3.3 --: 3.3V low-dropout regulator in TO-220 with comparable dropout and load current, robust industrial-grade alternative.
  • MC33269T-3.3 --: 3.3V LDO regulator in TO-220 with similar electrical characteristics and pinout, cost-effective drop-in style replacement.
  • LP2954IT-3.3 --: 3.3V LDO regulator in TO-220 package with comparable dropout and load capability, suitable drop-in replacement for many MIC2920A applications.

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