MAX6751KA31+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• 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

• Output Voltage: 3.1V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6751KA31+T has three pins arranged as follows:

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| | --+----+-- | | |____| ```

Pin 1: GND (Ground) Pin 2: VOUT (Output Voltage) Pin 3: VIN (Input Voltage)

Functional Features

• High precision voltage reference
• Low dropout voltage allows for efficient power usage
• Low quiescent current minimizes power consumption
• Excellent line and load regulation
• Thermal shutdown protection
• Short-circuit current limiting

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low power consumption - Small package size - Wide operating temperature range

Disadvantages: - Limited output voltage options - Not suitable for high current applications

Working Principles

The MAX6751KA31+T is a shunt voltage reference IC that generates a precise and stable output voltage of 3.1V. It operates by comparing the input voltage (VIN) with an internal reference voltage. The difference between the two voltages is regulated to maintain a constant output voltage (VOUT). The IC uses a bandgap reference circuit to achieve high accuracy and stability over a wide temperature range.

Detailed Application Field Plans

The MAX6751KA31+T is commonly used in various electronic applications that require a stable and accurate voltage reference. Some typical application fields include:

1. Battery-powered devices: Provides a reliable voltage reference for battery monitoring circuits, ensuring accurate measurement of battery levels.
2. Analog-to-Digital Converters (ADCs): Used as a reference voltage for precise analog-to-digital conversions, improving the accuracy of measurements.
3. Sensor circuits: Ensures consistent and accurate sensor readings by providing a stable voltage reference for sensor calibration.
4. Power management systems: Used in voltage regulators and power supply circuits to maintain a stable output voltage under varying load conditions.

Detailed and Complete Alternative Models

1. MAX6037AAUK30+T: 3.0V voltage reference with similar characteristics and package.
2. LT1461AIS8-3.1#PBF: 3.1V precision voltage reference in an SO-8 package.
3. REF3030AIDBZT: 3.0V low-power voltage reference in a SOT23-3 package.

These alternative models offer similar functionality and can be considered as substitutes for the MAX6751KA31+T in specific applications.

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