MIC29301-3.3BT

Product Overview

Category

MIC29301-3.3BT belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• High current capability
• Low dropout voltage
• Thermal shutdown protection
• Current limit protection
• Adjustable output voltage

Package

MIC29301-3.3BT is available in a TO-220 package.

Essence

The essence of MIC29301-3.3BT lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

This product is typically sold in reels or tubes, with each containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage: 3.3V
• Maximum Output Current: 3A
• Dropout Voltage: 450mV (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC29301-3.3BT has three pins:

1. Vin (Pin 1): Input voltage pin.
2. Vout (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• High Current Capability: The MIC29301-3.3BT can handle high output currents up to 3A, making it suitable for power-hungry applications.
• Low Dropout Voltage: With a typical dropout voltage of 450mV, this regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: The device incorporates thermal shutdown circuitry that protects it from overheating by shutting down the regulator if the temperature exceeds a certain threshold.
• Current Limit Protection: MIC29301-3.3BT includes current limit protection, which prevents excessive current flow and protects the device from damage.
• Adjustable Output Voltage: The output voltage can be adjusted using external resistors, allowing flexibility in meeting specific voltage requirements.

Advantages and Disadvantages

Advantages

• High current capability enables it to power demanding electronic circuits.
• Low dropout voltage ensures stable output even with small input-output differentials.
• Thermal shutdown protection prevents damage due to overheating.
• Current limit protection safeguards against excessive current flow.
• Adjustable output voltage provides versatility in various applications.

Disadvantages

• Limited to a fixed output voltage of 3.3V.
• Requires additional external components for precise voltage regulation.

Working Principles

MIC29301-3.3BT operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltage. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

MIC29301-3.3BT finds applications in various fields, including but not limited to: 1. Power supplies for microcontrollers and digital circuits. 2. Battery-powered devices requiring regulated voltage. 3. Automotive electronics. 4. Industrial control systems. 5. Audio amplifiers and other audio equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC29301-3.3BT include: - LM1117-3.3 - LT1086-3.3 - TPS73633DBVR

These alternatives may have slightly different specifications and package options, so it is important to review their datasheets for detailed information.

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