REF3125AIDBZR

Product Overview

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

Specifications

• Voltage Output: 2.5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: ±50ppm/°C
• Quiescent Current: 60µA
• Dropout Voltage: 200mV
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF3125AIDBZR has the following pin configuration:

```

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| | --|REF |-- VOUT --|IN | --|GND | --|TRIM| --|EN | |____| ```

Functional Features

• High precision voltage reference with low temperature coefficient
• Low dropout voltage allows operation in low voltage systems
• Low quiescent current minimizes power consumption
• Trim pin for fine-tuning the output voltage
• Enable pin for easy on/off control

Advantages

• Provides a stable and accurate voltage reference for precise measurements
• Wide operating temperature range enables usage in extreme environments
• Small package size allows for space-constrained designs
• Low quiescent current extends battery life in portable devices

Disadvantages

• Limited voltage output options (only 2.5V)
• Dropout voltage may be higher compared to some alternative models

Working Principles

The REF3125AIDBZR is based on bandgap voltage reference technology. It utilizes a combination of bipolar and CMOS transistors to generate a stable reference voltage. The internal circuitry compensates for temperature variations, ensuring accurate output voltage across the specified temperature range.

Detailed Application Field Plans

The REF3125AIDBZR is commonly used in various applications that require a precise and stable voltage reference. Some typical application fields include:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery management systems
5. Sensor calibration circuits

Detailed and Complete Alternative Models

1. REF3125AIDBZT: Same specifications and features but available in a TO-92 package.
2. REF3125AIDBZ: Same specifications and features but available in a SOT-23-5 package.
3. REF3125AIDBZRG4: Same specifications and features but available in a VSSOP-8 package.

These alternative models provide flexibility in terms of package options while maintaining the same performance characteristics as the REF3125AIDBZR.

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