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MIC5320-MFYD6 from MICREL

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MIC5320-MFYD6

Manufacturer: MICREL, MICREL

Dual, High Performance 150mA uCap ULDO

Partnumber Manufacturer Quantity Availability
MIC5320-MFYD6,MIC5320MFYD6 MICREL, MICREL 17980 In Stock

Description and Introduction

Dual, High Performance 150mA uCap ULDO # Power Your Designs with the MIC5320-MFYD6 Ultra-Low Quiescent Current LDO  

In today’s power-sensitive applications, efficiency and reliability are paramount. The **MIC5320-MFYD6** from Microchip Technology is a high-performance, ultra-low quiescent current (IQ) low-dropout (LDO) regulator designed to meet the stringent power requirements of battery-operated and energy-efficient devices.  

## Key Features  

- **Ultra-Low Quiescent Current**: With a quiescent current of just **1.2 µA**, the MIC5320-MFYD6 minimizes power loss, extending battery life in portable and IoT applications.  
- **Wide Input Voltage Range**: Supports input voltages from **1.8V to 5.5V**, making it ideal for single-cell Li-ion, Li-polymer, or multi-alkaline battery-powered systems.  
- **High Output Accuracy**: Delivers a stable output voltage with **±1.5% accuracy**, ensuring reliable performance for sensitive analog and digital loads.  
- **Low Dropout Voltage**: Operates efficiently with a dropout voltage as low as **150 mV at 300 mA**, optimizing power conversion in low-voltage scenarios.  
- **Compact Form Factor**: Housed in a **1.23 mm × 0.85 mm 6-pin DFN package**, the device is perfect for space-constrained PCB designs.  

## Applications  

The MIC5320-MFYD6 is well-suited for a variety of power management applications, including:  
- **Wearable Electronics** – Smartwatches, fitness trackers, and medical wearables benefit from extended battery life.  
- **IoT Devices** – Sensors and wireless modules require efficient power regulation for long-term operation.  
- **Portable Consumer Electronics** – Smartphones, tablets, and handheld gadgets demand reliable, low-power voltage regulation.  

## Enhanced Performance  

Featuring **fast transient response** and **low noise output**, the MIC5320-MFYD6 ensures stable operation even under dynamic load conditions. Additionally, built-in protection mechanisms such as **thermal shutdown and current limiting** safeguard the regulator and downstream components from potential damage.  

For engineers seeking a compact, high-efficiency LDO with minimal power consumption, the **MIC5320-MFYD6** stands out as a robust solution for modern low-power designs. Its combination of ultra-low IQ, precision regulation, and small footprint makes it an excellent choice for next-generation electronic systems.

Application Scenarios & Design Considerations

Dual, High Performance 150mA uCap ULDO

Alternative Part Number

  • LP2985-33DBVR --: Low-dropout dual-output regulator in SOT-23-6 with similar current capability and pin-compatible footprint, widely available and cost-effective.
  • MAX8510EXK33+T --: Dual LDO regulator in SC70-6 package offering comparable output current and low noise, suitable as a functional replacement.
  • TLV70233PDBVR --: Single-output LDO in SOT-23-5 with low quiescent current; can replace one channel of the dual regulator in space-constrained designs.
  • LP2985AIM5-3.3 --: Low-dropout linear regulator in SOT-23-5 with similar current capability and fixed output, widely available and pin-compatible in function.
  • TPS79933DDCR --: Low-noise 200 mA LDO in SOT-23-5 offering comparable performance and a different series naming for easy distinction.
  • AP2112K-3.3TRG1 --: 600 mA CMOS LDO in SOT-23-5 with low dropout and stable output, suitable drop-in functional replacement from a different vendor.

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