MAX6734KAZGD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low-power, precision voltage reference with high accuracy and low temperature coefficient.
• Package: SOT23-3
• Essence: Provides a stable and accurate voltage reference for various electronic applications.
• Packaging/Quantity: Tape and Reel, 3000 units per reel.

Specifications

• Voltage Output: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: ±50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 5.5V
• Quiescent Current: 25µA
• Output Current: 10mA

Pin Configuration

The MAX6734KAZGD3+T has a SOT23-3 package with the following pin configuration:

____ VDD| | GND| | OUT |____|

• VDD: Power supply input pin.
• GND: Ground reference pin.
• OUT: Voltage reference output pin.

Functional Features

• High accuracy and stability: The MAX6734KAZGD3+T provides a precise and stable voltage reference output of 2.5V.
• Low temperature coefficient: With a temperature coefficient of ±50ppm/°C, it ensures minimal voltage drift over a wide temperature range.
• Low power consumption: The quiescent current of only 25µA makes it suitable for battery-powered applications.
• Wide operating voltage range: It can operate from 2.7V to 5.5V, making it compatible with various power supply configurations.

Advantages and Disadvantages

Advantages: - High accuracy and stability ensure reliable voltage reference. - Low temperature coefficient minimizes voltage drift. - Low power consumption extends battery life. - Wide operating voltage range provides flexibility in different applications.

Disadvantages: - Limited output current of 10mA may not be suitable for high-power applications. - SOT23-3 package may require additional precautions during assembly and handling.

Working Principles

The MAX6734KAZGD3+T is based on a bandgap voltage reference circuit. It utilizes the inherent characteristics of semiconductor materials to generate a stable voltage reference. The circuit compensates for temperature variations, ensuring accurate output voltage over a wide temperature range. By using precision trimming techniques during manufacturing, the initial accuracy of ±0.1% is achieved.

Detailed Application Field Plans

The MAX6734KAZGD3+T can be used in various electronic applications that require a stable and accurate voltage reference. Some potential application fields include:

1. Analog-to-Digital Converters (ADCs): Provides a precise reference voltage for accurate conversion of analog signals.
2. Sensor Interface Circuits: Ensures accurate sensor measurements by providing a stable voltage reference.
3. Power Management Systems: Used as a reference voltage for voltage regulators and power control circuits.
4. Battery-Powered Devices: Low power consumption makes it suitable for portable electronics and IoT devices.
5. Precision Instrumentation: Provides a stable voltage reference for precise measurements in scientific instruments.

Detailed and Complete Alternative Models

• MAX619: Low-power, low-dropout voltage reference with adjustable output voltage.
• LT1021: Precision voltage reference with ultra-low temperature coefficient and high accuracy.
• LM4040: Shunt voltage reference with low noise and excellent long-term stability.

These alternative models offer similar functionality and can be considered depending on specific requirements and application constraints.

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