MAX1806EUA08+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX1806EUA08+ belongs to the category of voltage regulators.

Use

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

Characteristics

• The MAX1806EUA08+ is a low-dropout linear regulator.
• It operates with an input voltage range of 2.5V to 5.5V.
• The output voltage can be adjusted from 0.8V to 3.3V.
• It has a maximum output current of 150mA.
• This regulator offers high accuracy and low quiescent current.

Package

The MAX1806EUA08+ comes in a small SOT23-8 package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage to electronic devices, ensuring their proper functioning.

Packaging/Quantity

The MAX1806EUA08+ is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA (typical)
• Line Regulation: 0.02%/V
• Load Regulation: 0.1%/mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1806EUA08+ has the following pin configuration:

1. GND: Ground connection
2. FB: Feedback pin for setting the output voltage
3. EN: Enable pin for turning the regulator on/off
4. IN: Input voltage supply
5. OUT: Regulated output voltage
6. NC: No connection
7. NC: No connection
8. GND: Ground connection

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features safeguard the regulator and connected devices from damage.
• The enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for compatibility with various power sources.
• Small package size enables space-saving designs.
• Low quiescent current minimizes power consumption.
• High accuracy ensures precise voltage regulation.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage may cause a slight decrease in efficiency.

Working Principles

The MAX1806EUA08+ operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It compares the feedback voltage (FB) with a reference voltage to adjust the pass transistor's resistance and maintain the desired output voltage. The enable pin (EN) controls the regulator's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The MAX1806EUA08+ finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Medical equipment - Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and package options.
2. MCP1700-3302E/TO: Another low-dropout linear regulator with adjustable output voltage.
3. TPS79633DCQR: A high-accuracy, low-noise regulator suitable for noise-sensitive applications.

These alternative models offer comparable performance and can be considered based on specific requirements and availability.

In conclusion, the MAX1806EUA08+ is a low-dropout linear regulator that provides stable voltage regulation for electronic devices. Its small package size, wide input voltage range, and high accuracy make it suitable for various applications. However, its limited output current and dropout voltage should be considered when selecting this regulator for specific projects.