MIC29751-3.3BWT

Product Overview

Category

MIC29751-3.3BWT belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Thermal shutdown protection
• Current limit protection

Package

MIC29751-3.3BWT is available in a TO-220 package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

MIC29751-3.3BWT is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4V to 26V
• Output Voltage: 3.3V
• Output Current: Up to 1.5A
• Dropout Voltage: 350mV (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC29751-3.3BWT has the following pin configuration:

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

Functional Features

• Voltage regulation: MIC29751-3.3BWT ensures a constant output voltage of 3.3V, regardless of input voltage fluctuations.
• Dropout voltage: The low dropout voltage allows for efficient power conversion even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: In case of excessive temperature, the device shuts down to prevent damage.
• Current limit protection: The regulator limits the output current to protect the circuit from overloading.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures stable performance of electronic devices.
• Low dropout voltage minimizes power loss and improves efficiency.
• Thermal shutdown protection prevents damage due to overheating.
• Current limit protection safeguards the circuit from overloading.

Disadvantages

• Limited output current capacity (up to 1.5A) may not be suitable for high-power applications.
• Requires external components for proper operation, increasing complexity.

Working Principles

MIC29751-3.3BWT operates based on a feedback mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V. The device continuously monitors the input voltage, regulating it to ensure a stable output even under varying load conditions.

Detailed Application Field Plans

MIC29751-3.3BWT finds applications in various electronic systems, including:

1. Power supplies for microcontrollers and digital circuits
2. Battery-powered devices requiring stable voltage levels
3. Embedded systems and IoT devices
4. Automotive electronics
5. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC29751-3.3BWT include:

1. LM1117-3.3: A popular linear voltage regulator with a fixed 3.3V output.
2. LT1763-3.3: Low dropout linear regulator capable of delivering up to 500mA of output current.
3. TPS7A3301: High-performance LDO voltage regulator with a fixed 3.3V output and ultra-low dropout voltage.

These alternatives can be considered based on specific application requirements and desired features.

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