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MIC5219-3.1BM5 from MICREL

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MIC5219-3.1BM5

Manufacturer: MICREL, MIC

500mA-Peak Output LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC5219-3.1BM5,MIC521931BM5 MICREL, MIC 162000 In Stock

Description and Introduction

500mA-Peak Output LDO Regulator **Introducing the MIC5219-3.1BM5: Precision and Reliability in Voltage Regulation**  

When it comes to stable and efficient voltage regulation, the MIC5219-3.1BM5 stands out as a high-performance solution for modern electronic applications. This low-dropout (LDO) linear regulator delivers a fixed 3.1V output with exceptional accuracy, making it ideal for power-sensitive designs in consumer electronics, industrial systems, and portable devices.  

Engineered for reliability, the MIC5219-3.1BM5 offers an ultra-low dropout voltage of just 175mV at 150mA, ensuring stable performance even when input voltages are close to the output level. Its low quiescent current of 1.6mA (typical) enhances energy efficiency, extending battery life in portable applications. With a maximum output current of 150mA, this regulator is well-suited for powering microcontrollers, sensors, and other low-power peripherals.  

The device features built-in protection mechanisms, including thermal shutdown and current limiting, safeguarding against overheating and short-circuit conditions. Its compact SOT-23-5 package allows for space-efficient PCB layouts, making it an excellent choice for compact and densely populated designs.  

Designed for precision, the MIC5219-3.1BM5 maintains tight voltage regulation with a ±2% output accuracy over varying load and temperature conditions. Its fast transient response ensures minimal output fluctuations, critical for noise-sensitive applications such as analog signal processing and RF circuits.  

Whether used in IoT devices, medical instruments, or embedded systems, the MIC5219-3.1BM5 provides a dependable and efficient power management solution. Its combination of low noise, high PSRR, and robust performance makes it a preferred choice for engineers seeking stability and longevity in their designs.  

For applications demanding precise voltage control in a compact form factor, the MIC5219-3.1BM5 delivers uncompromising quality and performance.

Application Scenarios & Design Considerations

500mA-Peak Output LDO Regulator

Alternative Part Number

  • LP2985AIM5-3.1 --: Low-dropout linear regulator in SOT-23-5 with 3.1V fixed output, similar current capability and pinout, widely available.
  • TLV70231PDBVR --: 3.1V fixed LDO in SOT-23-5 with low quiescent current and good stability, suitable drop-in replacement for many MIC5219 applications.
  • AP2112K-3.1TRG1 --: 3.1V LDO regulator in SOT-23-5, low dropout and low noise, cost-effective alternative with comparable electrical characteristics.

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