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MIC5219-3.0YMM from MICREL

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MIC5219-3.0YMM

Manufacturer: MICREL, MIC

500mA-Peak Output LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC5219-3.0YMM,MIC521930YMM MICREL, MIC 1435 In Stock

Description and Introduction

500mA-Peak Output LDO Regulator # **MIC5219-3.0YMM: High-Performance 3.0V Voltage Regulator for Precision Applications**  

The **MIC5219-3.0YMM** is a high-performance, low-dropout (LDO) voltage regulator designed to deliver a stable 3.0V output with exceptional accuracy and efficiency. Engineered for demanding applications, this regulator ensures reliable power management in a compact **SOT-223** package, making it an ideal choice for space-constrained designs.  

With a low dropout voltage of just **350mV at 500mA**, the MIC5219-3.0YMM maximizes efficiency, even when input voltages are close to the output level. Its ultra-low quiescent current (typically **20µA**) minimizes power consumption, extending battery life in portable and IoT devices.  

The regulator features **fast transient response**, ensuring stable operation under dynamic load conditions. Built-in protection mechanisms, including **thermal shutdown and current limiting**, safeguard against overheating and short circuits, enhancing system reliability.  

The MIC5219-3.0YMM supports a wide input voltage range (**2.5V to 16V**), making it versatile for various applications, from industrial controls to consumer electronics. Its **high PSRR (Power Supply Rejection Ratio)** minimizes noise, making it suitable for sensitive analog and digital circuits.  

Key benefits include:  
- **Precision 3.0V output (±2% accuracy)**  
- **Low dropout voltage (350mV @ 500mA)**  
- **Ultra-low quiescent current (20µA typical)**  
- **Robust protection features**  
- **Compact SOT-223 package**  

Whether used in embedded systems, medical devices, or wireless modules, the MIC5219-3.0YMM delivers dependable power regulation with minimal power loss. Its combination of efficiency, stability, and protection makes it a preferred solution for engineers seeking high-performance voltage regulation.  

For applications requiring consistent, low-noise power delivery, the MIC5219-3.0YMM stands out as a reliable and efficient choice.

Application Scenarios & Design Considerations

500mA-Peak Output LDO Regulator

Alternative Part Number

  • LP2985AIM5-3.0 --: Low-dropout 3.0V linear regulator in SOT-23-5 with similar 150mA output and low noise, a common drop-in style replacement for the MIC5219.
  • AP2112K-3.0TRG1 --: 600mA CMOS LDO in SOT-23-5 with fixed 3.0V output, wide input range and low quiescent current, suitable substitute for the MIC5219-3.0YMM.
  • TLV70230PDBVR --: 300mA low-IQ LDO regulator with 3.0V fixed output in SOT-23-5, offering comparable performance and pin-compatible footprint.

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