MIC5239-1.8BS

Product Overview

Category

The MIC5239-1.8BS belongs to the category of low-dropout (LDO) voltage regulators.

Use

It is used to regulate voltage in various electronic devices and systems, ensuring a stable output voltage despite fluctuations in input voltage.

Characteristics

• Low dropout voltage
• High accuracy
• Low quiescent current
• Thermal shutdown protection
• Small package size

Package

The MIC5239-1.8BS is available in a small outline SOT-23 package.

Essence

The essence of the MIC5239-1.8BS lies in its ability to provide stable and regulated voltage output for electronic applications.

Packaging/Quantity

It is typically supplied in reels with a quantity of 3000 units per reel.

Specifications

• Output Voltage: 1.8V
• Dropout Voltage: 150mV at 150mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOT-23

Detailed Pin Configuration

The MIC5239-1.8BS has three pins: 1. Input (VIN) 2. Ground (GND) 3. Output (VOUT)

Functional Features

• Low dropout voltage ensures efficient regulation even with small voltage differentials.
• High accuracy provides precise voltage regulation for sensitive electronic components.
• Thermal shutdown protection prevents damage due to excessive heat.
• Small package size allows for space-efficient integration into electronic designs.

Advantages and Disadvantages

Advantages

• Stable and accurate voltage regulation
• Low dropout voltage
• Thermal shutdown protection
• Low quiescent current

Disadvantages

• Limited maximum output current compared to some other voltage regulators
• Sensitive to input voltage fluctuations

Working Principles

The MIC5239-1.8BS works by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant output voltage. It achieves this through a feedback loop that continuously monitors and adjusts the output voltage.

Detailed Application Field Plans

The MIC5239-1.8BS is commonly used in battery-powered devices, portable electronics, and other applications requiring efficient voltage regulation with minimal power consumption. It is suitable for use in handheld devices, IoT sensors, and wearable technology.

Detailed and Complete Alternative Models

Some alternative models to the MIC5239-1.8BS include the LM1117, LT1763, and MCP1700 series of LDO voltage regulators. These alternatives offer similar voltage regulation capabilities and may vary in terms of dropout voltage, quiescent current, and package options.

In conclusion, the MIC5239-1.8BS is a reliable low-dropout voltage regulator with high accuracy and thermal protection features, making it suitable for a wide range of electronic applications where stable voltage regulation is essential.

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