REF3325AIDBZRG4

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

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

Package: SOT-23-6

Essence: REF3325AIDBZRG4 is a voltage reference IC that provides a stable and accurate voltage output.

Packaging/Quantity: The REF3325AIDBZRG4 is typically sold in reels of 2500 units.

Specifications

• Output Voltage Range: 1.2V to 5.5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The REF3325AIDBZRG4 has six pins arranged as follows:

```

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| | --| VOUT GND|-- --| VIN NC |-- --| NC NC |-- --| NC VDD |-- |___________| ```

• VOUT: Output voltage pin
• GND: Ground pin
• VIN: Input voltage pin
• NC: No connection
• VDD: Power supply pin

Functional Features

• High accuracy: The REF3325AIDBZRG4 offers a precise output voltage with an initial accuracy of ±0.05%.
• Low temperature coefficient: It exhibits a low temperature coefficient of 10ppm/°C, ensuring stability over a wide temperature range.
• Low dropout voltage: With a dropout voltage of only 200mV, it can operate efficiently even with low input voltages.
• Low quiescent current: The IC consumes a minimal quiescent current of 45µA, making it suitable for power-sensitive applications.

Advantages and Disadvantages

Advantages: - High precision output voltage - Stable performance over temperature variations - Low power consumption - Small form factor

Disadvantages: - Limited output voltage range (1.2V to 5.5V) - No adjustable output voltage option

Working Principles

The REF3325AIDBZRG4 is based on bandgap reference architecture. It utilizes a combination of bipolar and CMOS technologies to generate a stable voltage reference. The internal circuitry compensates for temperature changes, ensuring accurate output voltage regardless of environmental conditions.

Detailed Application Field Plans

The REF3325AIDBZRG4 finds applications in various fields, including:

1. Precision instrumentation: It can be used as a voltage reference in multimeters, oscilloscopes, and other measurement equipment.
2. Industrial control systems: The IC provides a stable voltage reference for precise control and monitoring in industrial automation.
3. Power management: It is suitable for voltage regulation in battery-powered devices, such as portable electronics and IoT devices.
4. Automotive electronics: The REF3325AIDBZRG4 can be employed in automotive systems that require accurate voltage references, such as engine control units and infotainment systems.

Detailed and Complete Alternative Models

1. REF3330AIDBZT: Similar to REF3325AIDBZRG4 but with an extended output voltage range of 1.2V to 6.5V.
2. REF3312AIDBZT: A lower power version with a quiescent current of only 25µA.
3. REF3340AIDBZT: Offers higher accuracy with an initial accuracy of ±0.02%.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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