MAX159BEUA

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• Package: µMAX® (SOT23-8)
• Essence: Provides a stable and accurate voltage reference for various applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX159BEUA has the following pin configuration:

```

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| | --| VOUT GND|-- --| VIN NC |-- --| NC NC |-- --| NC SHDN|-- |___________| ```

Functional Features

1. High Precision: The MAX159BEUA provides an initial accuracy of ±0.1%, ensuring precise voltage references.
2. Low Dropout Voltage: With a dropout voltage of only 200mV, it can operate efficiently even with low input voltages.
3. Low Quiescent Current: The IC consumes only 60µA of quiescent current, making it suitable for low-power applications.
4. Shutdown Mode: The SHDN pin allows the device to be put into a low-power shutdown mode when not in use.

Advantages and Disadvantages

Advantages

• High precision ensures accurate voltage references.
• Low dropout voltage enables efficient operation at low input voltages.
• Low quiescent current makes it suitable for low-power applications.
• Shutdown mode helps conserve power when not in use.

Disadvantages

• Limited output voltage options (only 2.5V).
• Temperature coefficient of 50ppm/°C may affect accuracy in extreme temperature conditions.

Working Principles

The MAX159BEUA is a voltage reference IC that generates a stable and accurate output voltage of 2.5V. It utilizes a bandgap voltage reference circuit to provide a precise reference voltage regardless of variations in input voltage or temperature. The internal circuitry compensates for temperature changes, ensuring consistent performance over a wide temperature range.

Detailed Application Field Plans

The MAX159BEUA can be used in various applications that require a stable and accurate voltage reference. Some potential application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Battery-powered devices
5. Precision instrumentation
6. Sensor calibration

Detailed and Complete Alternative Models

1. MAX603ESA: Similar voltage reference IC with adjustable output voltage.
2. LT1021BCN8-10: Precision voltage reference with an output voltage of 10V.
3. REF5020AIDGKT: High-precision voltage reference with low temperature drift.

These alternative models offer different features and specifications, providing flexibility for specific application requirements.

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