ADR5045BKSZ-R2

Product Overview

Category: Voltage Reference
Use: Precision voltage reference for various applications
Characteristics: High accuracy, low temperature coefficient, low dropout voltage
Package: SOT-23
Essence: Provides a stable and precise voltage reference for electronic circuits
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Output Voltage: 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: ±10ppm/°C
• Dropout Voltage: 200mV (typical)
• Supply Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR5045BKSZ-R2 has three pins:

1. VOUT: Output voltage pin
2. GND: Ground pin
3. VIN: Input voltage pin

Functional Features

• High accuracy: The ADR5045BKSZ-R2 provides a precise output voltage with an initial accuracy of ±0.05%.
• Low temperature coefficient: With a temperature coefficient of ±10ppm/°C, the voltage reference remains stable over a wide temperature range.
• Low dropout voltage: The device has a low dropout voltage of 200mV, ensuring efficient operation even with low input voltages.
• Low supply current: The ADR5045BKSZ-R2 consumes only 60µA of supply current, making it suitable for low-power applications.

Advantages and Disadvantages

Advantages: - High accuracy ensures reliable performance in precision applications. - Low temperature coefficient maintains stability across varying temperatures. - Low dropout voltage allows for efficient operation with low input voltages. - Low supply current minimizes power consumption.

Disadvantages: - Limited output voltage options (only 5.0V available). - SOT-23 package may not be suitable for all applications.

Working Principles

The ADR5045BKSZ-R2 is a precision voltage reference that utilizes bandgap voltage reference technology. It generates a stable and accurate output voltage of 5.0V, which remains constant over a wide temperature range. The device operates by comparing the bandgap voltage to an internal reference voltage, ensuring precise output voltage regulation.

Detailed Application Field Plans

The ADR5045BKSZ-R2 is commonly used in various electronic circuits that require a stable and accurate voltage reference. Some typical application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision instrumentation
5. Sensor calibration
6. Battery management systems

Detailed and Complete Alternative Models

1. ADR5040BKSZ-R2: Similar to ADR5045BKSZ-R2 but with a 4.0V output voltage.
2. ADR5030BKSZ-R2: Similar to ADR5045BKSZ-R2 but with a 3.0V output voltage.
3. ADR5020BKSZ-R2: Similar to ADR5045BKSZ-R2 but with a 2.0V output voltage.
4. ADR5010BKSZ-R2: Similar to ADR5045BKSZ-R2 but with a 1.0V output voltage.

These alternative models provide different output voltage options while maintaining similar characteristics and features as the ADR5045BKSZ-R2.

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