MIC69301-1.2WR-TR

Product Overview

Category

MIC69301-1.2WR-TR belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4.5V to 40V
• Output Voltage: 1.2V
• Maximum Output Current: 1.2A
• Package Type: SOT-223
• Operating Temperature Range: -40°C to +125°C
• Efficiency: Up to 95%
• Low Dropout Voltage: 300mV at 1A
• Short Circuit Protection
• Thermal Shutdown Protection

Packaging/Quantity

The MIC69301-1.2WR-TR is available in a SOT-223 package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage: 1.2V
• Output Current: 1.2A
• Dropout Voltage: 300mV at 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 100µA
• Ripple Rejection: 70dB
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-223

Detailed Pin Configuration

The MIC69301-1.2WR-TR has the following pin configuration:

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

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss.
• Low dropout voltage enables operation with low input-output differentials.
• Short circuit protection safeguards the device and the connected circuitry.
• Thermal shutdown protection prevents overheating and damage.

Advantages

• Wide input voltage range allows for compatibility with various power sources.
• High efficiency reduces energy consumption and heat dissipation.
• Low dropout voltage enables efficient regulation even with low input-output differentials.
• Short circuit protection ensures the safety of the device and the connected circuit.
• Thermal shutdown protection prevents damage due to excessive temperature.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• SOT-223 package may require additional thermal management measures in certain scenarios.

Working Principles

The MIC69301-1.2WR-TR is a linear voltage regulator that uses a feedback mechanism to maintain a stable output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage at the desired level. The device operates by continuously monitoring the input voltage, adjusting the internal resistance, and dissipating excess energy as heat to maintain the desired output voltage.

Detailed Application Field Plans

The MIC69301-1.2WR-TR can be used in various applications, including but not limited to:

1. Power supplies for microcontrollers and other digital ICs.
2. Battery-powered devices requiring stable voltage regulation.
3. Automotive electronics.
4. Industrial control systems.
5. Telecommunications equipment.
6. Consumer electronics.

Detailed and Complete Alternative Models

1. MIC69302-1.8WR-TR: Output Voltage - 1.8V, Output Current - 1.2A, Package Type - SOT-223.
2. MIC69303-2.5WR-TR: Output Voltage - 2.5V, Output Current - 1.2A, Package Type - SOT-223.
3. MIC69304-3.3WR-TR: Output Voltage - 3.3V, Output Current - 1.2A, Package Type - SOT-223.
4. MIC69305-5.0WR-TR: Output Voltage - 5.0V, Output Current - 1.2A, Package Type - SOT-223.

These alternative models provide different output voltage options while maintaining similar characteristics and package types.

In conclusion, the MIC69301-1.2WR-TR is a voltage regulator with a wide input voltage range, high efficiency, and short circuit protection. It is commonly used in various applications such as power supplies for microcontrollers, battery-powered devices, automotive electronics, and more. The device operates on the principle of feedback control to maintain a stable output voltage. Alternative models with different output voltages are also available for specific requirements.