MAX6138BEXR12+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low noise
• 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: 1.2V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: ±50ppm/°C
• Dropout Voltage: 100mV at 10mA load current
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.5V to 12V
• Quiescent Current: 45µA

Pin Configuration

The MAX6138BEXR12+T has the following pin configuration:

```

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| | --| VOUT | --| GND | --| VIN | |___________| ```

Functional Features

• High precision voltage reference
• Low dropout voltage allows operation with low supply voltages
• Low output noise ensures accurate measurements in sensitive applications
• Excellent line and load regulation for stable performance
• Low quiescent current for power-efficient designs
• Short-circuit protection prevents damage to the device

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Low noise output - Wide operating temperature range - Short-circuit protection

Disadvantages: - Limited voltage output options - Relatively high initial cost compared to basic voltage references

Working Principles

The MAX6138BEXR12+T is a precision voltage reference that generates a stable output voltage of 1.2V. It utilizes a bandgap voltage reference circuit to achieve high accuracy and stability over a wide temperature range. The device operates with low dropout voltage, allowing it to work with low supply voltages. It also features short-circuit protection to prevent damage in case of accidental short circuits.

Detailed Application Field Plans

The MAX6138BEXR12+T is commonly used in various electronic applications where a stable and accurate voltage reference is required. Some typical application fields include:

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

Detailed and Complete Alternative Models

• MAX6126AASA25+: 2.5V voltage reference with similar characteristics
• LT6654BIS6-2.5#TRMPBF: 2.5V voltage reference with ultra-low noise
• REF102CU: 1.25V voltage reference with higher initial accuracy

These alternative models offer different voltage outputs and may have additional features or specifications that suit specific application requirements.

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