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MIC5219-2.9BM5 from MIC

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MIC5219-2.9BM5

Manufacturer: MIC, MICREL

500mA-Peak Output LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC5219-2.9BM5,MIC521929BM5 MIC, MICREL 36817 In Stock

Description and Introduction

500mA-Peak Output LDO Regulator # **MIC5219-2.9BM5: A High-Performance LDO Voltage Regulator for Precision Applications**  

The **MIC5219-2.9BM5** is a high-performance, low-dropout (LDO) voltage regulator designed to deliver stable and precise power in a compact footprint. With an output voltage of **2.9V** and a maximum current capability of **500mA**, this regulator is ideal for applications requiring reliable voltage regulation with minimal noise and ripple.  

Engineered for efficiency, the MIC5219-2.9BM5 features a low dropout voltage of just **350mV at full load**, ensuring optimal performance even when input voltages are close to the output level. Its ultra-low quiescent current of **75µA** (typical) makes it an excellent choice for battery-powered devices, extending operational life while maintaining high efficiency.  

The regulator incorporates advanced protection features, including **thermal shutdown** and **current limiting**, safeguarding both the IC and the downstream circuitry from potential damage due to overheating or excessive current draw. Additionally, its **fast transient response** ensures stable operation under dynamic load conditions, making it suitable for sensitive analog and digital circuits.  

Housed in a **SOT-23-5 package**, the MIC5219-2.9BM5 offers a space-saving solution for PCB designs where board real estate is at a premium. Its wide input voltage range (**2.5V to 16V**) enhances versatility, allowing it to be used in a variety of applications, from **portable electronics** to **industrial control systems**.  

For engineers seeking a robust, low-noise LDO regulator with high accuracy and efficiency, the **MIC5219-2.9BM5** stands out as a reliable choice, delivering consistent performance in demanding environments.

Application Scenarios & Design Considerations

500mA-Peak Output LDO Regulator

Alternative Part Number

  • LP2985AIM5-2.9 --: Low-dropout linear regulator with fixed 2.9V output in SOT-23-5, similar current capability and pinout, widely available and cost-effective.
  • TLV70229PDBVR --: 2.9V fixed LDO in SOT-23-5 with low quiescent current and good PSRR, suitable drop-in replacement for low-power applications.
  • AP2127K-2.9TRG1 --: 2.9V LDO regulator in SOT-23-5 with comparable dropout and load current, alternate source for space-constrained designs.

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