MIC5205-3.1BM5-TR

Product Overview

Category

MIC5205-3.1BM5-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 MIC5205-3.1BM5-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 current when not delivering power.
• Thermal shutdown protection: It includes built-in protection against excessive heat.

Package

The MIC5205-3.1BM5-TR comes in a small SOT-23-5 package, which is suitable for compact circuit designs.

Essence

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

Packaging/Quantity

The MIC5205-3.1BM5-TR is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input voltage range: 2.3V to 16V
• Output voltage: 3.1V
• Maximum output current: 150mA
• Dropout voltage: 17mV at 100mA load
• Quiescent current: 35µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC5205-3.1BM5-TR has five pins arranged as follows:

```

---

| | --| VIN VOUT |-- Pin 1: Input Voltage (VIN) --| GND NC |-- Pin 2: Ground (GND) --| EN NC |-- Pin 3: Enable (EN) --| BYP NC |-- Pin 4: Bypass (BYP) --| VOUT NC |-- Pin 5: Output Voltage (VOUT) |___________| ```

Functional Features

• Voltage Regulation: The MIC5205-3.1BM5-TR ensures a stable output voltage of 3.1V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It can maintain regulation even when the input voltage is only slightly higher than the desired output voltage.
• Low Quiescent Current: The regulator consumes minimal current in standby mode, reducing power consumption.
• Thermal Shutdown Protection: Built-in protection prevents the device from overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Compact size and easy integration into circuit designs.
• Efficient voltage regulation with low dropout voltage.
• Low quiescent current for reduced power consumption.
• Thermal shutdown protection enhances safety.

Disadvantages

• Limited maximum output current of 150mA.
• Input voltage range may not be suitable for all applications.

Working Principles

The MIC5205-3.1BM5-TR operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.1V. The device utilizes a pass transistor to regulate the voltage and dissipates excess energy as heat.

Detailed Application Field Plans

The MIC5205-3.1BM5-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices requiring stable voltage supply. - Portable consumer electronics such as smartphones, tablets, and digital cameras. - Industrial control systems and automation equipment. - Automotive electronics, including infotainment systems and engine control units. - Medical devices and healthcare equipment.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications, offering a fixed output voltage of 3.3V.
2. LT1763-3.1: Another alternative with lower dropout voltage and higher maximum output current, providing a fixed output voltage of 3.1V.
3. MCP1703-3.1: An alternative with a wider input voltage range and lower quiescent current, delivering a fixed output voltage of 3.1V.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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