MIC5281YMM

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Wide input voltage range - Adjustable output voltage - Thermal shutdown protection - Current limit protection

Package: 8-pin MSOP (Mini Small Outline Package)

Essence: The MIC5281YMM is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The MIC5281YMM is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 200mV at 150mA
• Output Current: Up to 500mA
• Quiescent Current: 75µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5281YMM has the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable)
4. NC (No Connection)
5. FB (Feedback)
6. NC (No Connection)
7. NC (No Connection)
8. OUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering a wide range of devices.
• Wide input voltage range accommodates different power supply sources.
• Adjustable output voltage provides flexibility in system design.
• Thermal shutdown protection prevents overheating.
• Current limit protection safeguards against excessive current flow.

Advantages and Disadvantages

Advantages: - Low dropout voltage improves power efficiency. - High output current capability supports various applications. - Wide input voltage range enhances compatibility. - Adjustable output voltage allows for customization. - Thermal shutdown and current limit protection ensure device safety.

Disadvantages: - Limited output current compared to some other voltage regulators. - Higher quiescent current compared to certain low-power alternatives.

Working Principles

The MIC5281YMM operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop between the input and output terminals. The internal circuitry adjusts the resistance to achieve the desired output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The MIC5281YMM is suitable for a wide range of applications, including but not limited to: - Battery-powered devices - Portable electronic devices - Industrial control systems - Automotive electronics - Communication equipment - Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC5281YMM include: - LM1117-ADJ - LT1763-5 - MAX603 - TPS7A47

These models provide comparable voltage regulation capabilities and can be considered as alternatives based on specific application requirements.

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