MIC29303WU-TR

Product Overview

Category

MIC29303WU-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: MIC29303WU-TR provides a regulated output voltage.
• High current capability: It can handle high current loads.
• Low dropout voltage: The device operates efficiently even when the input voltage is close to the output voltage.
• Thermal shutdown protection: MIC29303WU-TR includes a thermal shutdown feature to prevent overheating.

Package

MIC29303WU-TR is available in a TO-263 package, also known as D2PAK.

Essence

The essence of MIC29303WU-TR lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input voltage range: 4.5V to 26V
• Output voltage range: 1.25V to 23V
• Maximum output current: 3A
• Dropout voltage: 450mV at 3A
• Quiescent current: 120µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

MIC29303WU-TR has the following pin configuration:

1. VIN (Input voltage)
2. GND (Ground)
3. VOUT (Output voltage)

Functional Features

• Voltage regulation: MIC29303WU-TR maintains a constant output voltage regardless of changes in input voltage or load conditions.
• Overcurrent protection: The device incorporates overcurrent protection to safeguard against excessive current flow.
• Thermal shutdown: MIC29303WU-TR includes a thermal shutdown feature that activates when the device temperature exceeds a certain threshold, preventing damage due to overheating.

Advantages and Disadvantages

Advantages

• High current capability allows it to handle demanding loads.
• Low dropout voltage ensures efficient operation even with small input-output voltage differentials.
• Thermal shutdown protection prevents overheating and potential damage to the device.

Disadvantages

• Limited output voltage range compared to some other voltage regulators.
• Higher quiescent current compared to certain low-power regulators.

Working Principles

MIC29303WU-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. The device uses a pass transistor to regulate the output voltage by adjusting the current flow.

Detailed Application Field Plans

MIC29303WU-TR finds applications in various electronic systems, including but not limited to: - Power supplies - Battery-powered devices - Industrial automation - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to MIC29303WU-TR include: - LM317: A popular adjustable voltage regulator with similar characteristics. - LT1083: A high-current linear regulator suitable for demanding applications. - TPS7A47: An ultra-low-noise, high-PSRR voltage regulator.

These alternatives offer different specifications and features, allowing users to choose the most suitable option for their specific requirements.

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