REF3320AIDCKRG4

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Low quiescent current

Package: DCK (SOT-23), Tape and Reel

Essence: The REF3320AIDCKRG4 is a voltage reference IC that provides a stable and accurate voltage output.

Packaging/Quantity: The REF3320AIDCKRG4 is available in a DCK package, which stands for SOT-23 surface mount package. It is supplied in tape and reel packaging.

Specifications

• Output Voltage Range: 1.25V to 5.5V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 45µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The REF3320AIDCKRG4 has the following pin configuration:

1. VOUT: Voltage Reference Output
2. GND: Ground
3. VIN: Input Voltage

Functional Features

• High precision voltage reference with low temperature coefficient ensures accurate and stable output voltage.
• Low dropout voltage allows for operation even with low input voltages.
• Low quiescent current minimizes power consumption.
• Wide operating temperature range makes it suitable for various environments.

Advantages and Disadvantages

Advantages: - High precision and stability - Low power consumption - Small form factor - Wide operating temperature range

Disadvantages: - Limited output voltage range (1.25V to 5.5V)

Working Principles

The REF3320AIDCKRG4 is based on a bandgap voltage reference circuit. It utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable and accurate output voltage. The internal circuitry compensates for temperature variations, ensuring consistent performance over a wide temperature range.

Detailed Application Field Plans

The REF3320AIDCKRG4 can be used in various applications that require a precise and stable voltage reference. Some common application fields include:

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

Detailed and Complete Alternative Models

1. REF3220AIDCKR: Similar specifications and package, but with a lower initial accuracy of ±0.5%.
2. REF3420AIDCKR: Higher initial accuracy of ±0.1%, but with a slightly higher quiescent current of 60µA.
3. REF3020AIDCKT: Different package (SOT-23), but similar specifications and characteristics.

These alternative models provide options with varying trade-offs in terms of accuracy, power consumption, and package size.

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