MAX822LUS+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• Package: SOT-143
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 12V
• Output Voltage Options: 1.25V, 2.5V, 4.096V, or adjustable from 1.25V to 10V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: ±50ppm/°C
• Quiescent Current: 60µA (typical)
• Dropout Voltage: 200mV (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX822LUS+T has the following pin configuration:

```

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| | --| VOUT | --| GND | --| VIN | --| ADJ | |___________| ```

Functional Features

• Provides a stable and accurate voltage reference for precise circuit operation
• Low dropout voltage allows for efficient power usage
• Low quiescent current minimizes power consumption
• Adjustable output voltage option provides flexibility in various applications

Advantages

• High precision and accuracy ensure reliable performance
• Wide input voltage range allows for compatibility with different power sources
• Compact SOT-143 package saves board space
• Low quiescent current extends battery life in portable devices

Disadvantages

• Limited output voltage options may not suit all applications
• Dropout voltage may be higher compared to some alternative models

Working Principles

The MAX822LUS+T is a shunt voltage reference IC. It utilizes a precision bandgap core to generate a stable reference voltage. The input voltage is regulated and the output voltage is maintained at a constant level, regardless of variations in the input voltage or load conditions. This ensures accurate and reliable operation of the connected circuitry.

Application Field Plans

The MAX822LUS+T is commonly used in various electronic applications that require a stable voltage reference. Some typical application fields include:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery-powered devices
5. Sensor circuits
6. Test and measurement equipment

Alternative Models

For those seeking alternatives to the MAX822LUS+T, the following models provide similar functionality:

1. LT6654: Offers higher initial accuracy and lower temperature coefficient.
2. REF102: Provides adjustable output voltage with higher initial accuracy.
3. LM4040: Available in different package options and offers low dropout voltage.

These alternative models can be considered based on specific requirements and preferences.

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