MAX6721UTWGD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low Dropout, Precision, Low Noise
• Package: SOT23-6
• Essence: Provides a stable voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: ±50ppm/°C
• Dropout Voltage: 200mV at 1mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6721UTWGD3+T has a total of 6 pins arranged as follows:

```

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| | --| VOUT GND|-- Pin 1 --| VIN SHDN|-- Pin 2 --| NC NC |-- Pin 3 --| NC VDD |-- Pin 4 --| NC VDD |-- Pin 5 --| NC NC |-- Pin 6 |___________| ```

Functional Features

• Low dropout voltage ensures efficient operation even with low input voltages.
• High precision output voltage provides accurate reference for analog circuits.
• Low noise output minimizes interference in sensitive applications.
• Shutdown pin allows for power-saving mode when not in use.

Advantages and Disadvantages

Advantages

• Compact SOT23-6 package saves board space.
• Low quiescent current reduces power consumption.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited output voltage options (only 2.5V available).
• Not suitable for high current applications.

Working Principles

The MAX6721UTWGD3+T is a voltage reference IC that generates a stable output voltage of 2.5V. It operates by comparing the input voltage (VIN) with an internal reference voltage and adjusting the output voltage (VOUT) accordingly. The device uses a low dropout regulator to maintain a constant output voltage even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The MAX6721UTWGD3+T is commonly used in various electronic applications, including:

1. Battery-powered devices: Provides a stable voltage reference for battery monitoring circuits.
2. Analog-to-Digital Converters (ADCs): Ensures accurate conversion by providing a precise reference voltage.
3. Sensor circuits: Maintains a stable voltage supply for sensor calibration and measurement.
4. Portable audio devices: Enables high-quality audio output by delivering a stable voltage to audio amplifiers.

Detailed and Complete Alternative Models

• MAX6025AEUR-T: Voltage reference IC with 2.5V output, SOT23-3 package.
• LT6656BCS6-2.5#TRMPBF: Precision voltage reference IC with 2.5V output, SOT23-6 package.
• REF5025AIDGKT: Low dropout voltage reference IC with 2.5V output, VSSOP-8 package.

These alternative models offer similar functionality and can be considered as substitutes for the MAX6721UTWGD3+T in different applications.

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