MIC39500-1.8BT

Product Overview

Category

The MIC39500-1.8BT belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC39500-1.8BT provides a regulated output voltage.
• High efficiency: This voltage regulator offers high efficiency, minimizing power loss.
• Low dropout voltage: It has a low dropout voltage, ensuring stable performance even with small input-output voltage differentials.
• Thermal shutdown protection: The device includes thermal shutdown protection to prevent damage due to excessive heat.
• Current limit protection: It incorporates current limit protection to safeguard against overcurrent conditions.

Package

The MIC39500-1.8BT is available in a TO-220 package.

Essence

The essence of this product lies in its ability to regulate voltage effectively and efficiently, ensuring stable and reliable operation of electronic circuits.

Packaging/Quantity

The MIC39500-1.8BT is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input voltage range: 2.5V to 7V
• Output voltage: 1.8V
• Maximum output current: 5A
• Dropout voltage: 0.6V (typical)
• Line regulation: ±0.05% (typical)
• Load regulation: ±0.1% (typical)
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC39500-1.8BT features a standard three-pin configuration:

1. Input (VIN): This pin is used to connect the input voltage source.
2. Ground (GND): This pin is connected to the ground reference.
3. Output (VOUT): The regulated output voltage is obtained from this pin.

Functional Features

• Voltage regulation: The MIC39500-1.8BT maintains a constant output voltage of 1.8V, regardless of variations in the input voltage.
• High current capability: With a maximum output current of 5A, this voltage regulator can handle demanding applications.
• Low dropout voltage: The low dropout voltage ensures stable performance even when the input-output voltage differential is small.
• Protection features: The device includes thermal shutdown and current limit protection to prevent damage due to excessive heat or overcurrent conditions.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• Low dropout voltage
• High current capability
• Thermal shutdown and current limit protection

Disadvantages

• Limited output voltage options (fixed at 1.8V)
• Requires external components for proper operation

Working Principles

The MIC39500-1.8BT operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By comparing the output voltage with a reference voltage, the regulator adjusts the pass transistor to maintain a constant output voltage of 1.8V.

Detailed Application Field Plans

The MIC39500-1.8BT finds applications in various electronic systems that require stable and regulated voltage supply. Some potential application fields include:

1. Power management in microcontrollers and digital circuits.
2. Battery-powered devices requiring efficient voltage regulation.
3. Automotive electronics, such as infotainment systems and engine control units.
4. Industrial automation systems, where reliable voltage regulation is crucial.
5. Communication equipment, including routers, switches, and wireless devices.

Detailed and Complete Alternative Models

1. LM1117-1.8: A popular alternative with similar specifications and package options.
2. LT1763-1.8: Offers lower dropout voltage and higher accuracy.
3. TPS7A1801-1.8: Provides enhanced features like adjustable output voltage and higher current capability.

These alternative models offer similar functionality to the MIC39500-1.8BT, providing options for different design requirements.

Word count: 530 words