MIC5239-1.8BM-TR

Product Overview

Category

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

Use

It is commonly used to provide a stable output voltage for various electronic devices and circuits.

Characteristics

• Low dropout voltage
• High accuracy
• Low quiescent current
• Thermal shutdown protection

Package

The MIC5239-1.8BM-TR is available in a small package, typically SOT-23 or similar, making it suitable for space-constrained applications.

Essence

This voltage regulator is essential for maintaining a consistent and reliable power supply within electronic systems.

Packaging/Quantity

The MIC5239-1.8BM-TR is typically packaged in reels containing a specific quantity, such as 3000 units per reel.

Specifications

• Output Voltage: 1.8V
• Maximum Input Voltage: 20V
• Dropout Voltage: 250mV at 150mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

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

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is only slightly higher than the desired output voltage.
• High accuracy provides a stable output voltage under varying load conditions.
• Low quiescent current minimizes power consumption when the device is in standby mode.
• Thermal shutdown protection prevents the regulator from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

• Stable output voltage
• Small package size
• Wide operating temperature range

Disadvantages

• Limited maximum input voltage
• Higher dropout voltage compared to some alternative models

Working Principles

The MIC5239-1.8BM-TR uses a reference voltage and error amplifier to compare the output voltage with the desired reference voltage. It then adjusts the pass transistor to maintain the output voltage at the specified level.

Detailed Application Field Plans

The MIC5239-1.8BM-TR is well-suited for various applications, including: - Battery-powered devices - Portable electronics - Embedded systems - IoT devices

Detailed and Complete Alternative Models

Some alternative models to the MIC5239-1.8BM-TR include: - MIC5205-1.8YM5-TR - LT1763CS8-1.8 - ADP3338AKCZ-1.8-R7

In summary, the MIC5239-1.8BM-TR is a versatile low-dropout voltage regulator with a focus on stability, efficiency, and compact design. Its specifications, functional features, and application field plans make it an essential component in modern electronic systems.

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