MIC280-4BM6-TR

Introduction

The MIC280-4BM6-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 provide stable and regulated power supply. In this entry, we will explore the basic information overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the MIC280-4BM6-TR.

Basic Information Overview

• Category: Voltage Regulator
• Use: Provides stable and regulated power supply
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: Miniature SOT-23-5 package
• Essence: Regulates input voltage to a specified output voltage
• Packaging/Quantity: Typically available in reels of 3000 units

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: Adjustable from 1.2V to 3.3V
• Output Current: Up to 280mA
• Dropout Voltage: Typically 150mV at full load
• Quiescent Current: Low quiescent current for improved efficiency
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The MIC280-4BM6-TR features a standard SOT-23-5 pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. FB (Feedback) 4. EN (Enable) 5. VOUT (Output Voltage)

Functional Features

• Adjustable Output: The output voltage can be easily adjusted using external resistors.
• Low Dropout Voltage: Ensures efficient operation even with small input-output differentials.
• Thermal Shutdown Protection: Safeguards the device from overheating.
• Short Circuit Protection: Protects the regulator from damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• Compact size allows for integration into space-constrained designs.
• Wide input voltage range enables flexibility in various applications.
• Low dropout voltage ensures efficient power conversion.

Disadvantages

• Limited maximum output current compared to higher-power regulators.
• Sensitive to excessive input voltage, requiring additional protection circuitry in some cases.

Working Principles

The MIC280-4BM6-TR operates based on the principle of feedback control. It compares the output voltage to a reference voltage and adjusts the internal circuitry to maintain a stable output voltage despite variations in input voltage and load conditions. This feedback mechanism ensures consistent and reliable power supply to connected components.

Detailed Application Field Plans

The MIC280-4BM6-TR finds extensive use in portable electronic devices, battery-powered systems, IoT devices, and other applications requiring efficient voltage regulation. Its compact size and adjustable output make it suitable for a wide range of designs, including mobile phones, handheld instruments, and sensor nodes.

Detailed and Complete Alternative Models

• MIC2940A-3.3WS: Similar voltage regulator with higher output current capability.
• LM1117MPX-3.3/NOPB: Alternative voltage regulator with fixed 3.3V output.
• XC6206P332MR-G: Low-power voltage regulator with fixed 3.3V output and ultra-compact package.

In conclusion, the MIC280-4BM6-TR is a reliable and efficient voltage regulator suitable for diverse electronic applications. Its compact size, adjustable output, and robust features make it a popular choice among designers seeking stable power supply solutions.

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