MIC37501-1.5WR

Product Overview

Category

MIC37501-1.5WR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Overcurrent and thermal protection
• Small package size

Package

MIC37501-1.5WR comes in a compact package, suitable for surface mount applications.

Essence

The essence of MIC37501-1.5WR lies in its ability to provide stable and regulated voltage output, ensuring reliable performance of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 20V
• Output Voltage: 1.5V
• Output Current: Up to 1.5A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC37501-1.5WR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin (active high)
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• High Efficiency: The MIC37501-1.5WR offers high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Overcurrent and Thermal Protection: The device incorporates overcurrent and thermal protection mechanisms, safeguarding against excessive current and temperature.
• Wide Input Voltage Range: It can accept a wide range of input voltages, making it suitable for various applications.
• Small Package Size: The compact package size allows for space-saving designs in electronic circuits.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Low dropout voltage ensures stable output even with varying input voltages.
• Overcurrent and thermal protection enhance device reliability.
• Wide input voltage range provides versatility in application.
• Compact package size enables space-efficient designs.

Disadvantages

• Limited output current capacity (up to 1.5A).
• Not suitable for high-power applications.

Working Principles

MIC37501-1.5WR operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage, adjusting the internal circuitry to maintain a constant output voltage. When the input voltage exceeds the desired output voltage, the regulator reduces the voltage difference across its internal pass transistor, resulting in a regulated output voltage.

Detailed Application Field Plans

MIC37501-1.5WR finds applications in various fields, including:

1. Portable electronic devices: Provides stable voltage supply for smartphones, tablets, and portable media players.
2. Industrial automation: Suitable for powering sensors, actuators, and control systems.
3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other low-power applications.
4. IoT devices: Enables efficient power management in smart home devices, wearables, and wireless sensors.
5. Medical equipment: Provides reliable voltage regulation in medical devices such as patient monitors and diagnostic equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC37501-1.5WR include:

1. LM1117-1.5: A popular low dropout voltage regulator with a fixed 1.5V output.
2. LT1763-1.5: A high-performance, low dropout regulator with a fixed 1.5V output and adjustable output voltage versions available.
3. TPS7A4901-1.5: An ultra-low dropout voltage regulator designed for noise-sensitive applications, offering a fixed 1.5V output.

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

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