MIC2003-1.2YM5

Product Overview

Category

MIC2003-1.2YM5 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage regulator in electronic devices.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 1.2V
• Output Current: Up to 150mA
• Low Dropout Voltage: 130mV at 100mA
• Low Quiescent Current: 40µA
• Thermal Shutdown Protection
• Short Circuit Protection

Package

MIC2003-1.2YM5 is available in a miniature SOT-23-5 package.

Essence

The essence of this product lies in its ability to regulate voltage efficiently and reliably, ensuring stable power supply for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 1.2V ±2%
• Output Current: Up to 150mA
• Dropout Voltage: 130mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23-5

Detailed Pin Configuration

MIC2003-1.2YM5 features a standard SOT-23-5 package with the following pin configuration:

1. GND (Ground)
2. VOUT (Output Voltage)
3. VIN (Input Voltage)
4. NC (No Connection)
5. EN (Enable)

Functional Features

• Voltage Regulation: MIC2003-1.2YM5 provides a stable output voltage of 1.2V, ensuring reliable power supply for connected devices.
• Low Dropout Voltage: With a dropout voltage as low as 130mV at 100mA, this IC minimizes power loss and maximizes efficiency.
• Thermal Shutdown Protection: The product incorporates thermal shutdown protection to prevent damage due to excessive heat.
• Short Circuit Protection: MIC2003-1.2YM5 includes built-in short circuit protection, safeguarding the device and connected components.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows compatibility with various power sources.
• Low dropout voltage reduces power dissipation and extends battery life.
• Compact SOT-23-5 package enables space-saving integration in small electronic devices.
• Thermal shutdown and short circuit protection enhance reliability and safety.

Disadvantages

• Limited output current of up to 150mA may not be sufficient for high-power applications.
• Lack of adjustable output voltage limits flexibility in certain scenarios.

Working Principles

MIC2003-1.2YM5 operates based on a linear voltage regulator principle. It uses an internal reference voltage and feedback mechanism to maintain a constant output voltage of 1.2V, regardless of input voltage variations. The device adjusts the pass transistor's resistance to regulate the output voltage within the specified range.

Detailed Application Field Plans

MIC2003-1.2YM5 finds application in various electronic devices requiring stable and regulated power supply. Some potential fields of application include:

1. Mobile Phones: Ensuring consistent power delivery to critical components such as processors and memory.
2. Portable Audio Players: Providing a reliable voltage source for audio amplifiers and digital-to-analog converters.
3. Wearable Devices: Regulating power supply for sensors, microcontrollers, and wireless communication modules.
4. Battery-Powered IoT Devices: Maintaining stable voltage levels for sensors, actuators, and communication interfaces.

Detailed and Complete Alternative Models

1. MIC2003-1.2YM5R: Similar to MIC2003-1.2YM5, but available in a different reel packaging option.
2. MIC2003-1.2YML: Low-profile version of MIC2003-1.2YM5 with the same functionality.
3. MIC2003-1.2YMT: Thermally enhanced variant designed for improved heat dissipation.

These alternative models offer similar voltage regulation capabilities and features, providing flexibility based on specific application requirements.

In conclusion, MIC2003-1.2YM5 is an integrated circuit voltage regulator that offers stable and efficient power supply for various electronic devices. With its low dropout voltage, thermal shutdown protection, and compact package, it provides advantages in terms of power efficiency, reliability, and space-saving integration. However, limitations in output current and fixed output voltage may restrict its suitability for certain high-power or adjustable voltage applications.