MAX8865REUA+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX8865REUA+ belongs to the category of voltage regulators.

Use

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

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Adjustable output voltage
• Overcurrent and thermal protection

Package

The MAX8865REUA+ comes in a small 8-pin µMAX package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

The MAX8865REUA+ is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 120mV at 300mA
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

• High efficiency conversion of input voltage to regulated output voltage
• Overcurrent protection prevents damage to the circuit
• Thermal protection shuts down the regulator in case of excessive temperature
• Adjustable output voltage allows customization for specific applications
• Low dropout voltage ensures efficient power delivery even with low input voltages

Advantages and Disadvantages

Advantages

• High efficiency operation
• Wide input voltage range
• Adjustable output voltage
• Overcurrent and thermal protection

Disadvantages

• Limited maximum output current
• Requires external components for proper operation

Working Principles

The MAX8865REUA+ operates as a linear voltage regulator. It takes an input voltage from the IN pin, regulates it to the desired output voltage using feedback from the FB pin, and provides the regulated voltage at the OUT pin. The regulator maintains a constant output voltage by adjusting its internal circuitry based on the feedback signal.

Detailed Application Field Plans

The MAX8865REUA+ finds applications in various electronic devices and systems, including: 1. Battery-powered devices 2. Portable consumer electronics 3. Industrial control systems 4. Automotive electronics 5. Medical equipment

Detailed and Complete Alternative Models

1. LM317T: Adjustable voltage regulator with similar characteristics
2. LT1086: Low dropout voltage regulator with higher maximum output current
3. TPS7A4700: Ultra-low noise voltage regulator suitable for sensitive applications
4. ADP3339: High accuracy voltage regulator with low quiescent current

These alternative models offer similar functionality and can be considered as substitutes for the MAX8865REUA+ depending on specific requirements.

In conclusion, the MAX8865REUA+ is a voltage regulator that provides efficient and stable voltage regulation for various electronic applications. Its adjustable output voltage, wide input voltage range, and built-in protection features make it a versatile choice for designers. However, its limited maximum output current and requirement for external components should be taken into consideration during application design.