ADR421BRZ-REEL7

Product Overview

Category

The ADR421BRZ-REEL7 belongs to the category of voltage references.

Use

This product is primarily used in electronic circuits to provide a stable and accurate voltage reference.

Characteristics

• High precision: The ADR421BRZ-REEL7 offers exceptional accuracy, ensuring reliable voltage references.
• Low temperature coefficient: It exhibits minimal variation in output voltage with changes in temperature.
• Low noise: This voltage reference produces minimal electrical noise, making it suitable for sensitive applications.
• Low power consumption: The ADR421BRZ-REEL7 operates efficiently, consuming low power while maintaining stability.
• Wide operating range: It can operate within a wide range of input voltages, enhancing its versatility.

Package

The ADR421BRZ-REEL7 is available in a small surface-mount package, allowing for easy integration into compact electronic devices.

Essence

The essence of the ADR421BRZ-REEL7 lies in its ability to provide a stable and precise voltage reference, ensuring the accuracy and reliability of electronic circuits.

Packaging/Quantity

This product is typically packaged in reels, containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 3 ppm/°C
• Supply Voltage Range: 4.5V to 18V
• Quiescent Current: 1.5 mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR421BRZ-REEL7 features a standard three-pin configuration:

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

Functional Features

• High precision voltage reference: The ADR421BRZ-REEL7 provides a stable and accurate output voltage, ensuring precise operation of electronic circuits.
• Low temperature coefficient: It exhibits minimal variation in output voltage with changes in temperature, maintaining stability across different operating conditions.
• Low noise output: This voltage reference produces minimal electrical noise, making it suitable for applications requiring high signal integrity.
• Wide supply voltage range: The ADR421BRZ-REEL7 can operate within a wide range of input voltages, providing flexibility in various circuit designs.
• Low power consumption: It consumes low power while delivering reliable performance, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• High precision and accuracy.
• Low temperature coefficient ensures stability.
• Low noise output for sensitive applications.
• Wide supply voltage range allows for versatile use.
• Low power consumption for efficient operation.

Disadvantages

• Limited output voltage options (fixed at 2.5V).
• May require additional circuitry for specific applications.

Working Principles

The ADR421BRZ-REEL7 utilizes advanced semiconductor technology to generate a stable and accurate voltage reference. It employs a combination of precision resistors, amplifiers, and temperature compensation techniques to achieve its high precision and low temperature coefficient characteristics. By carefully controlling the internal circuitry, the ADR421BRZ-REEL7 ensures that the output voltage remains constant and reliable, even in varying environmental conditions.

Detailed Application Field Plans

The ADR421BRZ-REEL7 finds application in various fields where a stable and accurate voltage reference is essential. Some of the common application areas include:

1. Precision instrumentation: The ADR421BRZ-REEL7 is used in high-precision measurement equipment such as digital multimeters, oscilloscopes, and data acquisition systems.
2. Analog-to-digital converters (ADCs): It is employed as a reference voltage source in ADCs to ensure accurate conversion of analog signals into digital data.
3. Voltage regulators: The ADR421BRZ-REEL7 can be used as a stable reference voltage for voltage regulator circuits, enhancing their performance and stability.
4. Sensor calibration: It is utilized in sensor calibration circuits to provide a precise and stable reference voltage for accurate sensor measurements.
5. Communication systems: The ADR421BRZ-REEL7 finds application in communication systems where accurate voltage references are required for signal processing and modulation.

Detailed and Complete Alternative Models

1. ADR431BRZ-REEL7: Similar to the ADR421BRZ-REEL7, this model offers a different output voltage option of 4.096V while maintaining high precision and low temperature coefficient characteristics.
2. ADR441BRZ-REEL7: This alternative model provides an output voltage of 5.0V, making it suitable for applications requiring a higher reference voltage.
3. ADR451BRZ-REEL7: With