MIC37151-2.5WR-TR

Product Overview

Category

MIC37151-2.5WR-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Short-circuit current limiting

Package

MIC37151-2.5WR-TR is available in a small outline package (SOP) for easy integration into various circuit designs.

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

MIC37151-2.5WR-TR is typically packaged in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage: 2.5V
• Dropout Voltage: 300mV at 1A
• Output Current: 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC37151-2.5WR-TR features the following pin configuration:

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

Functional Features

• High Precision Regulation: The MIC37151-2.5WR-TR provides precise voltage regulation, ensuring stable and accurate output.
• Low Dropout Voltage: With a low dropout voltage of only 300mV at 1A, this regulator minimizes power loss and improves efficiency.
• Wide Input Voltage Range: The device can accept input voltages ranging from 4.5V to 36V, making it suitable for a wide range of applications.
• Thermal Shutdown Protection: The regulator incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Current Limiting: In the event of a short circuit, the MIC37151-2.5WR-TR limits the current to protect the circuit and connected devices.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures stable output.
• Low dropout voltage minimizes power loss.
• Wide input voltage range allows for versatile application.
• Thermal shutdown protection prevents overheating.
• Short-circuit current limiting protects the circuit and devices.

Disadvantages

• Limited to an output voltage of 2.5V.
• Not suitable for high-current applications exceeding 1A.

Working Principles

MIC37151-2.5WR-TR operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage despite variations in input voltage and load conditions. This is achieved through a combination of error amplification, voltage reference, and pass transistor control.

Detailed Application Field Plans

The MIC37151-2.5WR-TR finds applications in various fields, including:

1. Consumer Electronics: Powering microcontrollers, sensors, and other low-power components.
2. Automotive: Voltage regulation for automotive electronics, such as infotainment systems and lighting modules.
3. Industrial Automation: Providing stable voltage for control systems, motor drivers, and sensors.
4. Telecommunications: Regulating voltage in communication equipment, routers, and network switches.
5. Medical Devices: Powering medical instruments and monitoring devices with precise voltage control.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with a wide input voltage range.
2. LT1084: Fixed output voltage regulator with low dropout voltage and high current capability.
3. LM1117: Low dropout voltage regulator available in various fixed output voltages.
4. TPS7A47: Ultra-low noise, high PSRR voltage regulator suitable for sensitive applications.

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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