REF3333AIDBZR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• Package: SOT-23-5
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 3.3V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The REF3333AIDBZR is a 5-pin IC with the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. NC: No Connection
4. VIN: Input Voltage
5. NC: No Connection

Functional Features

• High precision voltage reference
• Low dropout voltage allows for efficient power usage
• Low quiescent current minimizes power consumption
• Wide operating temperature range for versatile applications

Advantages and Disadvantages

Advantages

• Excellent initial accuracy ensures precise voltage reference
• Low temperature coefficient provides stability over varying temperatures
• Small package size enables space-saving designs
• Low dropout voltage allows for use in low-power applications

Disadvantages

• Limited output voltage options (only 3.3V available)
• Not suitable for high-current applications due to low quiescent current

Working Principles

The REF3333AIDBZR utilizes bandgap voltage reference technology to generate a stable and accurate output voltage. It compares an internal reference voltage with the input voltage and adjusts the output accordingly. The low dropout voltage ensures that the device can maintain a stable output even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The REF3333AIDBZR is commonly used in various electronic applications, including:

1. Battery-powered devices: Provides a stable voltage reference for efficient power usage in portable electronics.
2. Sensor circuits: Ensures accurate measurements by providing a precise voltage reference for sensor calibration.
3. Analog-to-Digital Converters (ADC): Used as a reference voltage for ADCs to improve conversion accuracy.
4. Voltage regulators: Can be used as a reference for voltage regulator circuits to maintain a stable output voltage.

Detailed and Complete Alternative Models

• REF3333AIDBZT: Same specifications but available in a TO-92 package.
• REF3333AIDBZRG4: Same specifications but available in a SOT-223 package.
• REF3333AIDBZT-REEL7: Same specifications but available in a 7-inch reel packaging.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

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