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MIC29303BT from MICREL,MICR

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MIC29303BT

Manufacturer: MICREL,MICR, MIC

High-Current Low-Dropout Regulators

Partnumber Manufacturer Quantity Availability
MIC29303BT MICREL,MICR, MIC 10545 In Stock

Description and Introduction

High-Current Low-Dropout Regulators **Introducing the MIC29303BT: A High-Performance LDO Regulator for Demanding Applications**  

In today’s fast-evolving electronics landscape, reliable power management is critical. The MIC29303BT stands out as a high-performance, low-dropout (LDO) voltage regulator designed to meet the stringent demands of modern applications. With its robust specifications and advanced features, this component ensures stable power delivery in environments where precision and efficiency are non-negotiable.  

Engineered for versatility, the MIC29303BT delivers a fixed 3.3V output with an impressive current capacity of up to 3A. Its ultra-low dropout voltage—as low as 350mV at full load—makes it an ideal choice for battery-powered systems, embedded computing, and industrial controls where minimizing power loss is essential. The regulator’s wide input voltage range (4.5V to 26V) further enhances its adaptability across diverse power supply scenarios.  

One of the standout features of the MIC29303BT is its exceptional thermal performance. The device incorporates built-in thermal shutdown and current limiting, safeguarding against overheating and short-circuit conditions. This makes it particularly suitable for high-reliability applications such as medical equipment, automotive electronics, and telecommunications infrastructure.  

Additionally, the MIC29303BT boasts low noise and high ripple rejection, ensuring clean and stable power delivery even in noise-sensitive environments. Its fast transient response further enhances performance in dynamic load conditions, making it a dependable choice for processors, FPGAs, and other high-speed digital circuits.  

For designers seeking a robust, high-efficiency LDO regulator, the MIC29303BT offers a compelling combination of performance, reliability, and ease of integration. Whether deployed in portable devices or mission-critical systems, this component delivers consistent power regulation with minimal overhead, setting a benchmark for modern power management solutions.  

With its proven track record and industry-leading specifications, the MIC29303BT is a trusted choice for engineers prioritizing stability, efficiency, and long-term reliability in their designs.

Application Scenarios & Design Considerations

High-Current Low-Dropout Regulators

Alternative Part Number

  • LM2937ET-3.3 --: 3.3V low-dropout linear regulator in TO-220, similar current capability and pinout, widely available and cost-effective.
  • LT1085CT-3.3 --: 3.3V LDO regulator in TO-220 with higher current rating, good drop-in for many 3.3V regulator applications.
  • MC33269T-3.3 --: 3.3V LDO regulator in TO-220 package, comparable dropout and current, common alternative for Micrel parts.
  • LM1085IT-3.3 --: 3A low-dropout linear regulator with fixed 3.3V output, similar current capability and dropout characteristics, widely available and pin-compatible in TO-220.
  • AMS1085CM-3.3 --: Low-cost 3A LDO regulator with 3.3V output in TO-220, functionally equivalent to the MIC29303BT for most applications.
  • LT1085CT --: Adjustable low-dropout positive regulator in TO-220 rated for higher current, suitable replacement where adjustable output is acceptable.

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