MIC37110-1.8YS-TR

Product Overview

Category

The MIC37110-1.8YS-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 MIC37110-1.8YS-TR provides a regulated output voltage of 1.8V.
• High Efficiency: This voltage regulator offers high efficiency, minimizing power loss during operation.
• Low Dropout Voltage: It has a low dropout voltage, ensuring stable performance even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: The device includes thermal shutdown protection, preventing damage due to excessive heat.
• Small Package Size: The MIC37110-1.8YS-TR comes in a compact package, making it suitable for space-constrained applications.

Package and Quantity

The MIC37110-1.8YS-TR is available in a surface-mount TO-263 package. It is typically sold in reels containing a specified quantity of units.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 1.8V
• Output Current: Up to 1A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MIC37110-1.8YS-TR features the following pin configuration:

```

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| | --| VIN GND|-- --| VOUT EN |-- |___________| ```

• VIN: Input voltage pin
• GND: Ground pin
• VOUT: Output voltage pin
• EN: Enable pin (used to control the regulator's operation)

Functional Features

• Voltage Regulation: The MIC37110-1.8YS-TR maintains a stable output voltage of 1.8V, regardless of input voltage fluctuations.
• Current Limiting: It incorporates current limiting protection to prevent excessive current flow and protect connected devices.
• Short Circuit Protection: The device includes short circuit protection, safeguarding against damage caused by short circuits.
• Enable Control: The EN pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

• High efficiency, reducing power loss
• Compact package size, suitable for space-constrained applications
• Thermal shutdown protection prevents overheating
• Wide input voltage range allows for versatile use

Disadvantages

• Limited output current capacity (up to 1A)
• Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The MIC37110-1.8YS-TR operates based on a linear voltage regulation principle. It uses an internal reference voltage and feedback mechanism to maintain a constant output voltage of 1.8V. When the input voltage exceeds the desired output voltage, the regulator reduces it to the required level. Conversely, if the input voltage drops below the desired output voltage, the regulator compensates to ensure a stable output.

Application Field Plans

The MIC37110-1.8YS-TR finds application in various electronic systems that require a regulated 1.8V power supply. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players often utilize this voltage regulator to power their internal circuitry.
2. IoT Devices: Internet of Things (IoT) devices, such as sensors and wireless modules, benefit from the stability provided by the MIC37110-1.8YS-TR.
3. Embedded Systems: Microcontrollers, FPGA boards, and other embedded systems rely on regulated power supplies, making this voltage regulator a suitable choice.
4. Automotive Electronics: The MIC37110-1.8YS-TR can be used in automotive applications where a stable 1.8V power source is required.

Alternative Models

For those seeking alternative options, the following models provide similar functionality to the MIC37110-1.8YS-TR:

1. LM1117-1.8: A popular voltage regulator with a fixed output voltage of 1.8V.
2. LT1763-1.8: Another voltage regulator offering a fixed 1.8V output voltage, known for its low dropout voltage.
3. TPS79618: This regulator provides a fixed 1.8V output voltage and features low quiescent current.

These alternative models can serve as viable substitutes depending on specific requirements and availability.

In conclusion, the MIC37110-1.8YS-TR is a voltage regulator that offers stable and efficient regulation of 1.8V output voltage. With its compact package size and various protection features, it finds application in diverse electronic systems.