MIC29372BT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High current, low dropout voltage, adjustable output voltage
• Package: TO-220, TO-263, TO-252
• Essence: Linear regulator
• Packaging/Quantity: Tape and Reel, 1000 units per reel

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage Range: 1.25V to 20V
• Output Current: Up to 3A
• Dropout Voltage: 450mV at 1A
• Quiescent Current: 120µA
• Line Regulation: 0.01%/V
• Load Regulation: 0.04%/A
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC29372BT has a standard three-pin configuration:

1. VIN - Input voltage pin
2. GND - Ground pin
3. VOUT - Output voltage pin

Functional Features

• High current capability allows for powering various loads.
• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Adjustable output voltage provides flexibility in different applications.
• Built-in thermal shutdown and current limit protection enhance reliability.

Advantages

• Wide input voltage range enables compatibility with various power sources.
• Excellent line and load regulation ensures stable output voltage.
• Low quiescent current minimizes power consumption during standby or idle states.
• Thermal shutdown and current limit protection safeguard the IC and connected components.

Disadvantages

• Higher dropout voltage compared to some other regulators may limit use in low voltage applications.
• Limited output current capacity may not be suitable for high-power applications.

Working Principles

The MIC29372BT is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor's resistance to maintain a stable output voltage.

Detailed Application Field Plans

The MIC29372BT is commonly used in various applications, including:

1. Power supplies for microcontrollers and digital circuits.
2. Battery-powered devices requiring efficient voltage regulation.
3. Automotive electronics, such as infotainment systems and engine control units.
4. Industrial equipment, including motor drives and control systems.
5. Communication systems, such as routers and switches.

Detailed and Complete Alternative Models

1. LM317: Adjustable voltage regulator with similar specifications.
2. LT1084: Low dropout voltage regulator suitable for low voltage applications.
3. LM1117: Fixed voltage regulator available in various output voltages.
4. TPS7A47: High-current, low-dropout voltage regulator with adjustable output.

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