MIC5238-1.1YM5-TR

Product Overview

Category

MIC5238-1.1YM5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: The MIC5238-1.1YM5-TR provides a stable output voltage.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The regulator consumes minimal power when in standby mode.
• Thermal shutdown protection: It includes a built-in mechanism to prevent overheating.

Package

The MIC5238-1.1YM5-TR is available in a small surface-mount SOT-23 package.

Essence

The essence of this product lies in its ability to maintain a constant output voltage, ensuring reliable operation of electronic devices.

Packaging/Quantity

The MIC5238-1.1YM5-TR is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.3V to 20V
• Output Voltage: 1.1V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MIC5238-1.1YM5-TR has three pins:

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

Functional Features

• Voltage Regulation: The MIC5238-1.1YM5-TR maintains a stable output voltage of 1.1V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
• Low Quiescent Current: The regulator consumes minimal power in standby mode, extending battery life in portable applications.
• Thermal Shutdown Protection: It includes a built-in mechanism to prevent overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Provides stable output voltage.
• Efficient operation with low dropout voltage.
• Low quiescent current for power-saving applications.
• Built-in thermal shutdown protection.

Disadvantages

• Limited maximum output current of 150mA.
• Not suitable for high-power applications.

Working Principles

The MIC5238-1.1YM5-TR utilizes a feedback control mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant 1.1V output. This ensures that connected electronic devices receive a stable power supply.

Detailed Application Field Plans

The MIC5238-1.1YM5-TR finds applications in various electronic systems, including but not limited to:

1. Battery-powered devices: It provides a stable voltage source for portable electronics such as smartphones, tablets, and wearable devices.
2. Embedded systems: It is suitable for powering microcontrollers, sensors, and other components in embedded systems.
3. Communication equipment: The regulator can be used in routers, modems, and other communication devices to ensure reliable operation.
4. Automotive electronics: It finds application in automotive systems, providing stable voltage for various components like infotainment systems and control modules.

Detailed and Complete Alternative Models

1. LM1117-1.1: A popular alternative with similar specifications and pin configuration.
2. LT1763-1.1: Another alternative offering lower dropout voltage and higher maximum output current.
3. MCP1701-110: An alternative with a lower quiescent current and wider input voltage range.

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

In conclusion, the MIC5238-1.1YM5-TR is a voltage regulator that provides stable output voltage, low dropout voltage, and low quiescent current. It is commonly used in various electronic applications, ensuring reliable and efficient operation.