MIC284-3YMM-TR

Introduction

The MIC284-3YMM-TR is a versatile integrated circuit that belongs to the category of voltage regulators. This component is widely used in various electronic devices and systems to regulate voltage levels, ensuring stable and reliable operation. In this entry, we will provide an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the MIC284-3YMM-TR.

Basic Information Overview

• Category: Voltage Regulator
• Use: Regulating voltage levels in electronic devices and systems
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: Miniature 8-pin SOIC package
• Essence: Ensures stable and reliable voltage regulation
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 150mA
• Dropout Voltage: 130mV at 100mA load
• Quiescent Current: 75µA (typical)
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN (Pin 1) - Input Voltage
2. GND (Pin 2) - Ground
3. EN (Pin 3) - Enable Pin
4. BYP (Pin 4) - Bypass Capacitor
5. VOUT (Pin 5) - Output Voltage
6. FB (Pin 6) - Feedback
7. NC (Pin 7) - No Connection
8. NC (Pin 8) - No Connection

Functional Features

• High Precision: Provides accurate and stable output voltage regulation
• Low Dropout Voltage: Minimizes power loss and improves efficiency
• Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

• Compact and space-saving SOIC package
• Wide input voltage range for versatile applications
• Low quiescent current for power-efficient operation

Disadvantages

• Limited output current compared to higher-power regulators
• Sensitive to external noise and interference

Working Principles

The MIC284-3YMM-TR operates by comparing the feedback voltage with a precise internal reference to control the output voltage. When enabled, it regulates the output voltage by adjusting the pass transistor to maintain the desired voltage level. The device also incorporates thermal shutdown protection to prevent damage due to excessive heat.

Detailed Application Field Plans

The MIC284-3YMM-TR finds extensive use in portable electronic devices, battery-powered systems, IoT devices, and other applications requiring efficient voltage regulation within a limited space. It is particularly suitable for handheld consumer electronics, wireless sensors, and wearable devices where compact size and low power consumption are critical.

Detailed and Complete Alternative Models

• MIC5205: Similar voltage regulator with higher output current capability
• LM2937: Low dropout voltage regulator with adjustable output voltage
• LT1763: Ultra-low quiescent current regulator for battery-powered applications

In conclusion, the MIC284-3YMM-TR is a reliable voltage regulator with high precision and thermal protection, making it an ideal choice for various electronic applications demanding stable and efficient voltage regulation.

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