MIC37139-1.8YS TR

Product Overview

Category

The MIC37139-1.8YS TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC37139-1.8YS TR provides a stable output voltage.
• Efficiency: It offers high efficiency in converting input voltage to the desired output voltage.
• Low dropout voltage: The regulator has a low dropout voltage, ensuring efficient operation even with small input-output voltage differentials.
• Thermal shutdown protection: It includes thermal shutdown protection to prevent damage due to excessive heat.
• Short-circuit protection: The device is equipped with short-circuit protection to safeguard against current overload.

Package

The MIC37139-1.8YS TR comes in a compact surface-mount package.

Essence

The essence of this product lies in its ability to regulate voltage accurately and efficiently, ensuring reliable performance in various electronic applications.

Packaging/Quantity

The product is typically packaged in reels or tubes, containing a specific quantity per package. Please refer to the manufacturer's specifications for detailed packaging information.

Specifications

• Input Voltage Range: 2.5V - 6.5V
• Output Voltage: 1.8V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 75µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC37139-1.8YS TR features the following pin configuration:

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

Functional Features

• Voltage Regulation: The MIC37139-1.8YS TR ensures a stable output voltage of 1.8V, regardless of input voltage fluctuations.
• Low Dropout Voltage: With a low dropout voltage of 200mV, the regulator can maintain accurate regulation even when the input-output voltage differential is small.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, which automatically disables the regulator in case of excessive temperature, preventing damage to the circuit.
• Short-Circuit Protection: It includes short-circuit protection to safeguard against current overload, ensuring the safety and longevity of the device.

Advantages and Disadvantages

Advantages

• Accurate and stable voltage regulation
• High efficiency in voltage conversion
• Low dropout voltage for efficient operation
• Thermal shutdown protection for enhanced safety
• Short-circuit protection for circuit protection

Disadvantages

• Limited output current capacity (up to 500mA)

Working Principles

The MIC37139-1.8YS TR operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 1.8V. The device employs various control techniques to ensure efficient voltage regulation while minimizing power dissipation.

Detailed Application Field Plans

The MIC37139-1.8YS TR finds applications in various electronic systems that require precise voltage regulation. Some potential application fields include:

1. Battery-powered devices: Portable electronic devices such as smartphones, tablets, and wearable devices often rely on voltage regulators to maintain stable power supply from the battery.
2. Industrial automation: Voltage regulators are essential in industrial automation systems to ensure consistent and reliable operation of control circuits.
3. Automotive electronics: The automotive industry extensively uses voltage regulators for powering various electronic components, including infotainment systems, sensors, and lighting systems.
4. IoT devices: Internet of Things (IoT) devices, which require efficient power management, can benefit from the voltage regulation capabilities of the MIC37139-1.8YS TR.

Detailed and Complete Alternative Models

1. MIC37100-1.8YML TR: A similar voltage regulator with a 1.8V output voltage and higher output current capacity.
2. MIC37150-1.8YFL TR: Another alternative with a 1.8V output voltage and lower dropout voltage for more demanding applications.
3. MIC37120-1.8YHL TR: An alternative model offering a 1.8V output voltage and extended temperature range for harsh environments.

Please note that the above list is not exhaustive, and there may be other alternative models available in the market.

In conclusion, the MIC37139-1.8YS TR is a voltage regulator that provides accurate and stable voltage regulation in electronic circuits. With its low dropout voltage, thermal shutdown protection, and short-circuit protection, it offers reliable performance and enhanced safety. It finds applications in various fields such as battery-powered devices, industrial automation, automotive electronics, and