MIC39150-1.8WU-TR

Product Overview

Category

The MIC39150-1.8WU-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 Output: 1.8V
• Package Type: WLCSP (Wafer Level Chip Scale Package)
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The MIC39150-1.8WU-TR has the following specifications:

• Input Voltage Range: 2.5V to 6.5V
• Dropout Voltage: 120mV at 150mA
• Output Current: Up to 500mA
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MIC39150-1.8WU-TR has the following pin configuration:

```

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

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• EN: Enable pin (active high)

Functional Features

• Low dropout voltage: The MIC39150-1.8WU-TR exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability: With an output current capacity of up to 500mA, this voltage regulator can power a wide range of electronic components.
• Wide input voltage range: The device can accept input voltages ranging from 2.5V to 6.5V, making it suitable for various applications.
• Excellent line and load regulation: The MIC39150-1.8WU-TR maintains stable output voltage levels even in the presence of fluctuations in input voltage or changes in load conditions.

Advantages and Disadvantages

Advantages

• Compact package size (WLCSP) allows for space-saving integration into small electronic devices.
• Low dropout voltage ensures efficient power conversion.
• Wide input voltage range provides flexibility in different applications.
• High output current capability enables the device to power a variety of components.

Disadvantages

• Limited output voltage options (only 1.8V in this specific model).
• Requires external enable signal (EN) for operation.

Working Principles

The MIC39150-1.8WU-TR operates as a low dropout voltage regulator. It regulates the output voltage by maintaining a constant voltage difference between the input and output terminals. This is achieved through the use of internal circuitry that adjusts the pass transistor's resistance based on the feedback received from the output voltage.

Detailed Application Field Plans

The MIC39150-1.8WU-TR finds application in various fields, including but not limited to:

1. Portable Electronics: This voltage regulator can be used in smartphones, tablets, and other portable devices to ensure stable power supply to critical components.
2. Industrial Automation: It can be employed in industrial control systems to regulate voltage levels for sensors, actuators, and other electronic components.
3. Automotive Electronics: The MIC39150-1.8WU-TR can be utilized in automotive applications such as infotainment systems, lighting controls, and engine management systems.

Detailed and Complete Alternative Models

1. MIC39100-1.8WU-TR: Similar to the MIC39150-1.8WU-TR, but with a higher output current capability of up to 1A.
2. MIC39150-3.3WU-TR: A variant of the MIC39150 series with an output voltage of 3.3V.

These alternative models provide options for different output voltage requirements and higher current capabilities while maintaining similar characteristics and package types.

In conclusion, the MIC39150-1.8WU-TR is a low dropout voltage regulator that offers stable and efficient voltage regulation for various electronic applications. Its compact size, wide input voltage range, and high output current capability make it a versatile choice for designers seeking reliable power management solutions.