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MIC5378YC5 from MICREL

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MIC5378YC5

Manufacturer: MICREL, MIC

High Performance Low Dropout 150mA LDO

Partnumber Manufacturer Quantity Availability
MIC5378YC5 MICREL, MIC 67170 In Stock

Description and Introduction

High Performance Low Dropout 150mA LDO **Introducing the MIC5378YC5: A High-Performance LDO Regulator for Precision Applications**  

The MIC5378YC5 is a high-performance, low-dropout (LDO) voltage regulator designed to deliver stable and efficient power management for a wide range of electronic applications. With its ultra-low noise, high power supply rejection ratio (PSRR), and fast transient response, this component is ideal for sensitive circuits requiring precise voltage regulation.  

Engineered for reliability, the MIC5378YC5 operates with an input voltage range of 2.2V to 5.5V, making it suitable for battery-powered devices, portable electronics, and embedded systems. Its low quiescent current of just 50µA ensures minimal power loss, extending battery life in energy-sensitive designs. The device offers a fixed output voltage option, providing designers with a simple yet effective solution for maintaining consistent power delivery.  

A standout feature of the MIC5378YC5 is its excellent PSRR performance, exceeding 70dB at 1kHz, which significantly reduces noise interference from input supply variations. This makes it particularly valuable in RF, audio, and sensor applications where signal integrity is critical. Additionally, its fast transient response ensures stable operation even under sudden load changes, enhancing system reliability.  

Housed in a compact 5-pin SC70 package, the MIC5378YC5 is optimized for space-constrained designs without compromising performance. Its robust thermal and overcurrent protection safeguards against potential faults, ensuring long-term durability in demanding environments.  

Whether used in IoT devices, medical instruments, or consumer electronics, the MIC5378YC5 delivers precision, efficiency, and reliability—key attributes for modern power management solutions. Engineers seeking a high-quality LDO regulator with low noise and superior stability will find this component an excellent choice for their next design.

Application Scenarios & Design Considerations

High Performance Low Dropout 150mA LDO

Alternative Part Number

  • TPS7A0533PDBVR --: Low-dropout linear regulator in a similar SOT-23-5 package with comparable current capability and pinout, widely available and a strong functional replacement.
  • AP2138N-3.3TRG1 --: Low quiescent current LDO regulator offering similar output voltage and current rating in a small SOT-23-5 package, suitable as a drop-in style substitute.
  • XC6206P332MR --: Popular 3.3V LDO regulator with low dropout and low power consumption, commonly used as a cross-reference for small Micrel LDO parts.
  • LP5907MFX-3.3 --: Ultra-low-noise LDO regulator in SOT-23-5 with similar current capability and pin-compatible layout, widely used as a drop-in substitute.
  • NCP161ASN330T1G --: Low-noise LDO in a 5-pin package offering similar voltage and current ratings, providing a cost-effective alternative from a different series.

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