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MIC37300-1.5WR from MICREL

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MIC37300-1.5WR

Manufacturer: MICREL, MIC

3.0A, Low-Voltage μCap LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC37300-1.5WR,MIC3730015WR MICREL, MIC 162 In Stock

Description and Introduction

3.0A, Low-Voltage μCap LDO Regulator # **Introducing the MIC37300-1.5WR: A High-Performance LDO Voltage Regulator**  

In today’s fast-evolving electronics landscape, reliable power management is critical for ensuring stable and efficient performance. The **MIC37300-1.5WR** from Microchip Technology stands out as a high-performance, low-dropout (LDO) voltage regulator designed to meet the demanding requirements of modern applications.  

## **Key Features and Benefits**  

The MIC37300-1.5WR delivers a fixed **1.5V output** with an impressive **300mA current capability**, making it an ideal choice for power-sensitive devices such as microcontrollers, FPGAs, and portable electronics. Its ultra-low dropout voltage ensures efficient operation even when the input supply is close to the output voltage, minimizing power dissipation and extending battery life in portable applications.  

With a **low quiescent current** of just **40µA (typical)**, this regulator enhances energy efficiency, making it well-suited for battery-powered systems. Additionally, its **fast transient response** ensures stability under dynamic load conditions, preventing voltage fluctuations that could disrupt sensitive circuitry.  

## **Robust Protection and Reliability**  

Engineered for durability, the MIC37300-1.5WR includes built-in protection features such as **thermal shutdown** and **current limiting**, safeguarding the device and downstream components from potential damage due to overheating or excessive current draw. Its **wide input voltage range (2.3V to 5.5V)** provides flexibility in various power supply configurations.  

## **Compact and Easy to Integrate**  

Available in a space-saving **SOT-23-5 package**, the MIC37300-1.5WR is designed for compact PCB layouts, making it an excellent choice for space-constrained applications. Its simple external component requirements—only an input and output capacitor—further simplify design and reduce overall system cost.  

## **Applications**  

- **Portable and battery-powered devices**  
- **Embedded systems and IoT modules**  
- **FPGA and microcontroller power supplies**  
- **Consumer electronics and industrial controls**  

For engineers seeking a reliable, high-efficiency voltage regulator, the **MIC37300-1.5WR** offers an optimal balance of performance, protection, and compact design. Its robust specifications make it a dependable solution for a wide range of power management challenges.  

Whether designing for low-power embedded systems or high-performance digital circuits, this LDO regulator provides the stability and efficiency needed to ensure consistent operation in demanding environments.

Application Scenarios & Design Considerations

3.0A, Low-Voltage μCap LDO Regulator

Alternative Part Number

  • LP38692SD-1.5 --: 1.5V fixed low-dropout linear regulator in a similar power package, widely available and pin-function compatible for many MIC37300-1.5WR applications.
  • LT1963AEQ-1.5 --: 1.5V fixed LDO regulator with comparable current capability and thermal performance, suitable as a drop-in functional replacement.
  • TPS7A4515 --: 1.5V fixed low-noise LDO regulator with similar input/output voltage range and current rating, offering good stability and availability.
  • LM1085IT-1.5 --: 1.5V fixed low-dropout linear regulator in TO-220, similar current capability and pinout, widely available and cost effective.
  • LT1085CT-1.5 --: 1.5V fixed LDO regulator with comparable dropout and load current, TO-220 package, good electrical match for the original.
  • AMS1085CT-1.5 --: Low-cost 1.5V fixed LDO regulator in TO-220, functionally similar to the MIC37300 and suitable as a drop-in replacement in many designs.

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