MIC29202BT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout voltage, high current capability
• Package: TO-220
• Essence: Linear regulator
• Packaging/Quantity: Tube packaging, 50 units per tube

Specifications

• Input Voltage Range: 2.5V to 26V
• Output Voltage Range: 1.25V to 20V
• Dropout Voltage: 450mV at 1A
• Maximum Output Current: 3A
• Line Regulation: 0.01%/V
• Load Regulation: 0.04%/A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC29202BT has a standard TO-220 package with three pins:

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

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High current capability allows for powering demanding loads.
• Excellent line and load regulation provide stable output voltage under varying conditions.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limiting protects the device and connected components.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - High current capability suits applications with demanding loads. - Excellent line and load regulation ensure stable output voltage. - Thermal shutdown protection prevents overheating. - Short-circuit current limiting protects the device and connected components.

Disadvantages: - Relatively high quiescent current compared to some other voltage regulators. - Limited output voltage range may not be suitable for certain applications requiring higher voltages.

Working Principles

The MIC29202BT is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. The dropout voltage is minimized by utilizing a PNP pass transistor, resulting in efficient power conversion.

Detailed Application Field Plans

The MIC29202BT is commonly used in various applications, including but not limited to: - Power supplies for microcontrollers and other digital circuits - Battery-powered devices - Automotive electronics - Industrial control systems - Audio amplifiers

Detailed and Complete Alternative Models

1. LM317: Adjustable voltage regulator with similar characteristics and package.
2. LT1083: High-current adjustable voltage regulator with lower dropout voltage.
3. LM1117: Low dropout voltage regulator with fixed output voltage options.

These alternative models offer similar functionality and can be considered as substitutes for the MIC29202BT depending on specific requirements.

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