MAX6744XKTZD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low temperature coefficient
• Package: SOT-23-6
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 20ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 5.5V
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX6744XKTZD3+T has a total of six pins arranged as follows:

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

• VOUT: Output Voltage Pin
• GND: Ground Pin
• NC: No Connection Pin
• SHDN: Shutdown Pin
• VIN: Input Voltage Pin

Functional Features

• High Precision: The MAX6744XKTZD3+T provides a highly accurate output voltage of 2.5V with an initial accuracy of ±0.1%.
• Low Dropout Voltage: With a dropout voltage of only 200mV, this voltage reference can operate efficiently even when the input voltage is close to the output voltage.
• Low Temperature Coefficient: The temperature coefficient of 20ppm/°C ensures that the output voltage remains stable over a wide temperature range.
• Shutdown Capability: The SHDN pin allows for easy shutdown of the voltage reference, reducing power consumption when not in use.

Advantages and Disadvantages

Advantages: - High precision output voltage - Low dropout voltage - Low temperature coefficient - Shutdown capability for power saving

Disadvantages: - Limited output voltage options (fixed at 2.5V) - SOT-23-6 package may be challenging for some assembly processes

Working Principles

The MAX6744XKTZD3+T is based on a bandgap voltage reference circuit. It utilizes a combination of bipolar and CMOS technologies to achieve high accuracy and stability. The internal circuitry compensates for temperature variations, ensuring that the output voltage remains constant over a wide temperature range. The device also features a low dropout voltage, allowing it to operate efficiently even with small input-output voltage differentials.

Detailed Application Field Plans

The MAX6744XKTZD3+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): The precise voltage reference provided by the MAX6744XKTZD3+T ensures accurate conversion of analog signals into digital data.
2. Power Management Systems: This voltage reference can be used in power management circuits to provide a stable voltage reference for voltage regulators and other components.
3. Sensor Calibration: Sensors often require a stable reference voltage for accurate measurements. The MAX6744XKTZD3+T can be used to provide this reference voltage in sensor calibration circuits.

Detailed and Complete Alternative Models

1. MAX6037AAUR25+: This voltage reference offers an output voltage of 2.5V with an initial accuracy of ±0.05% and a temperature coefficient of 15ppm/°C. It comes in a SOT-23-3 package.
2. LT1236ACS8-2.5#PBF: This voltage reference provides a 2.5V output voltage with an initial accuracy of ±0.05% and a temperature coefficient of 10ppm/°C. It comes in an SOIC-8 package.

These alternative models offer similar functionality to the MAX6744XKTZD3+T, providing stable and accurate voltage references for various applications.

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