Specifications
| Attribute | Value |
| Package | Tube |
| Series | XFET® |
| ProductStatus | Active |
| ReferenceType | Series |
| OutputType | Fixed |
| Voltage-Output(Min/Fixed) | 2.5V |
| Current-Output | 10 mA |
| Tolerance | ±0.12% |
| TemperatureCoefficient | 10ppm/°C |
| Noise-01Hzto10Hz | 1.2µVp-p |
| Voltage-Input | 3V ~ 18V |
| Current-Supply | 3.75mA |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
The ADR441ARZ is a high-precision voltage reference from Analog Devices, designed for applications requiring stable and accurate voltage sources. It provides a fixed output voltage, typically 2.5V, with low noise and excellent long-term stability. The device features low temperature coefficient and low output voltage drift over time, making it ideal for precision instrumentation, data acquisition systems, and other high-performance electronics.
The ADR441ARZ operates over a wide supply voltage range and has a low quiescent current, which makes it suitable for battery-powered and portable applications. It typically comes in an 8-pin SOIC package, providing ease of integration into various circuit designs. The device includes features such as a temperature sensor for monitoring and a shutdown capability to conserve power when not in use.
Overall, the ADR441ARZ is valued for its reliability, precision, and efficiency in delivering a stable voltage reference, which is crucial for ensuring accuracy in sensitive electronic measurements and systems.
The ADR441ARZ operates over a wide supply voltage range and has a low quiescent current, which makes it suitable for battery-powered and portable applications. It typically comes in an 8-pin SOIC package, providing ease of integration into various circuit designs. The device includes features such as a temperature sensor for monitoring and a shutdown capability to conserve power when not in use.
Overall, the ADR441ARZ is valued for its reliability, precision, and efficiency in delivering a stable voltage reference, which is crucial for ensuring accuracy in sensitive electronic measurements and systems.
Equivalent
The ADR441ARZ is a precision voltage reference chip. Equivalent products include:
1. LM4040 series by Texas Instruments
2. LT6656 series by Analog Devices
3. MAX6126 series by Maxim Integrated
4. REF5050 series by Texas Instruments
5. ISL21090 series by Renesas Electronics
These alternatives offer similar functionality in terms of voltage reference stability and precision, but specific characteristics should be checked in their respective datasheets to ensure compatibility with your application.
1. LM4040 series by Texas Instruments
2. LT6656 series by Analog Devices
3. MAX6126 series by Maxim Integrated
4. REF5050 series by Texas Instruments
5. ISL21090 series by Renesas Electronics
These alternatives offer similar functionality in terms of voltage reference stability and precision, but specific characteristics should be checked in their respective datasheets to ensure compatibility with your application.
Features
The ADR441ARZ is a high-precision voltage reference from Analog Devices. It provides a 2.5V output with excellent accuracy and stability, making it suitable for various precision applications. Key features include:
1. High Accuracy: The device offers a low initial accuracy error, typically within ±0.01%, which ensures precise voltage reference.
2. Low Temperature Coefficient: With a typical temperature coefficient of 3 ppm/°C, it maintains stable performance across a wide temperature range.
3. Low Noise: The ADR441ARZ exhibits low output voltage noise, making it suitable for sensitive applications requiring minimal interference.
4. Low Dropout Voltage: It features a low dropout voltage of 500 mV, allowing for efficient operation even with low supply voltages.
5. Output Current Capability: It can source/sink currents up to 10 mA, providing flexibility for driving loads.
6. Wide Supply Range: The device operates from a supply voltage range of 4.5V to 18V, accommodating various power supply configurations.
7. Small Package: It is available in a small 8-lead SOIC package, which is space-efficient for compact designs.
These features make the ADR441ARZ ideal for applications such as data acquisition systems, precision measurement, and instrumentation.
1. High Accuracy: The device offers a low initial accuracy error, typically within ±0.01%, which ensures precise voltage reference.
2. Low Temperature Coefficient: With a typical temperature coefficient of 3 ppm/°C, it maintains stable performance across a wide temperature range.
3. Low Noise: The ADR441ARZ exhibits low output voltage noise, making it suitable for sensitive applications requiring minimal interference.
4. Low Dropout Voltage: It features a low dropout voltage of 500 mV, allowing for efficient operation even with low supply voltages.
5. Output Current Capability: It can source/sink currents up to 10 mA, providing flexibility for driving loads.
6. Wide Supply Range: The device operates from a supply voltage range of 4.5V to 18V, accommodating various power supply configurations.
7. Small Package: It is available in a small 8-lead SOIC package, which is space-efficient for compact designs.
These features make the ADR441ARZ ideal for applications such as data acquisition systems, precision measurement, and instrumentation.
Pinout
The ADR441ARZ is a precision voltage reference from Analog Devices. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a concise breakdown of its pin functions:
1. Pin 1 (NC): No Connect - not internally connected.
2. Pin 2 (VIN): Input Voltage - the supply voltage is applied here.
3. Pin 3 (GND): Ground - the common ground connection for the device.
4. Pin 4 (NC): No Connect - not internally connected.
5. Pin 5 (TRIM/NR): Noise Reduction/Trim - used to adjust the output voltage or reduce noise.
6. Pin 6 (VOUT): Output Voltage - provides the precise voltage reference output.
7. Pin 7 (NC): No Connect - not internally connected.
8. Pin 8 (NC): No Connect - not internally connected.
In typical applications, the ADR441ARZ provides a stable 2.5V reference voltage with low noise and high accuracy, making it suitable for precision measurement and instrumentation applications.
1. Pin 1 (NC): No Connect - not internally connected.
2. Pin 2 (VIN): Input Voltage - the supply voltage is applied here.
3. Pin 3 (GND): Ground - the common ground connection for the device.
4. Pin 4 (NC): No Connect - not internally connected.
5. Pin 5 (TRIM/NR): Noise Reduction/Trim - used to adjust the output voltage or reduce noise.
6. Pin 6 (VOUT): Output Voltage - provides the precise voltage reference output.
7. Pin 7 (NC): No Connect - not internally connected.
8. Pin 8 (NC): No Connect - not internally connected.
In typical applications, the ADR441ARZ provides a stable 2.5V reference voltage with low noise and high accuracy, making it suitable for precision measurement and instrumentation applications.
Manufacturer
The ADR441ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company provides a broad portfolio of products used in various applications, including data conversion, signal processing, power management, and more, catering to industries like telecommunications, healthcare, automotive, and industrial automation. Analog Devices is known for its innovation and high-performance semiconductor solutions.
Application
The ADR441ARZ is a precision voltage reference used in various applications that require stable and accurate voltage references. It is commonly utilized in:
1. Data Acquisition Systems: Ensures accurate readings in analog-to-digital converters (ADCs).
2. Instrumentation: Provides stable reference voltages for precision measurement instruments.
3. Industrial Control Systems: Enhances the precision of control loops.
4. Medical Devices: Supports accurate sensor readings and diagnostics.
5. Power Supply Monitoring: Offers a benchmark for voltage measurement.
6. Test and Measurement Equipment: Maintains consistent calibration standards.
7. Communication Systems: Improves signal processing accuracy.
Its low noise and high stability make it ideal for applications demanding precise and reliable voltage references.
1. Data Acquisition Systems: Ensures accurate readings in analog-to-digital converters (ADCs).
2. Instrumentation: Provides stable reference voltages for precision measurement instruments.
3. Industrial Control Systems: Enhances the precision of control loops.
4. Medical Devices: Supports accurate sensor readings and diagnostics.
5. Power Supply Monitoring: Offers a benchmark for voltage measurement.
6. Test and Measurement Equipment: Maintains consistent calibration standards.
7. Communication Systems: Improves signal processing accuracy.
Its low noise and high stability make it ideal for applications demanding precise and reliable voltage references.
Package
The ADR441ARZ is available in an 8-lead SOIC (Small Outline Integrated Circuit) package.
