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MIC29201-12BU from MICREL

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MIC29201-12BU

Manufacturer: MICREL

400mA Low-Dropout Voltage Regulator

Partnumber Manufacturer Quantity Availability
MIC29201-12BU,MIC2920112BU MICREL 535 In Stock

Description and Introduction

400mA Low-Dropout Voltage Regulator # Introducing the MIC29201-12BU: A High-Performance LDO Regulator for Precision Applications  

In today’s demanding electronic designs, stable and efficient power management is critical. The MIC29201-12BU from Microchip Technology is a high-performance, low-dropout (LDO) voltage regulator designed to meet the stringent requirements of modern applications. With an output voltage of 12V and a robust feature set, this regulator ensures reliable performance in industrial, automotive, and communication systems.  

## Key Features and Benefits  

The MIC29201-12BU delivers up to 1.5A of continuous output current with a remarkably low dropout voltage—just 450mV at full load. This efficiency minimizes power dissipation, making it ideal for battery-powered and space-constrained designs. Its high accuracy (±1% over line, load, and temperature variations) ensures consistent performance in precision applications.  

Built for rugged environments, the regulator includes essential protection features such as thermal shutdown, current limiting, and reverse battery protection. Its wide input voltage range (4.5V to 26V) accommodates various power sources, while its low quiescent current enhances energy efficiency.  

## Applications  

The MIC29201-12BU is well-suited for a broad range of uses, including:  
- Industrial automation and control systems  
- Automotive electronics  
- Telecommunications infrastructure  
- Medical and test equipment  

With its compact TO-263-5 package, the regulator offers excellent thermal performance and ease of integration into PCB designs.  

## Conclusion  

Engineers seeking a dependable, high-performance LDO regulator will find the MIC29201-12BU an excellent choice. Its combination of efficiency, precision, and robust protection ensures stable power delivery in even the most demanding environments. Whether for industrial, automotive, or communication applications, this regulator provides the reliability needed for mission-critical designs.  

For detailed specifications and design considerations, consult the latest datasheet and application notes.

Application Scenarios & Design Considerations

400mA Low-Dropout Voltage Regulator

Alternative Part Number

  • LM2940CT-12/NOPB --: Widely available 12V low-dropout linear regulator in TO-220, functionally similar to the MIC29201-12 and easy to source as a drop-in style replacement.
  • LT1086CT-12#PBF --: 12V fixed low-dropout regulator with comparable current capability and thermal performance, suitable for the same regulation role.
  • MC7812CTG --: Standard 12V linear regulator in TO-220; acceptable when dropout requirements are relaxed and a low-cost, broadly stocked alternative is preferred.
  • LT1085CT-12#PBF --: 12V fixed low-dropout regulator in TO-220 with higher current rating and robust thermal performance, suitable where extra margin is acceptable.
  • MC7812BTG --: Standard 12V linear regulator in TO-220, inexpensive and broadly stocked; usable if the lower dropout of the original is not strictly required.

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