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AD780BR
+NomenclatureIC VREF SERIES 0.04%/0.03% 8SOIC
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #AD780BR
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Package SOP-8
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En stock2953
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Spécifications
| Attribut | Valeur |
| Package | Bulk,Tube |
| ProductStatus | Obsolete |
| ReferenceType | Series, Shunt |
| OutputType | Programmable |
| Voltage-Output(Min/Fixed) | ±2.5V, ±3V |
| Current-Output | 10 mA |
| Tolerance | ±0.04%, ±0.03% |
| TemperatureCoefficient | 3ppm/°C |
| Noise-01Hzto10Hz | 4µVp-p |
| Voltage-Input | 4V ~ 36V |
| Current-Supply | 1mA |
| Current-Cathode | 1 mA |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Présentation
Description
Key features include a low output noise, low temperature coefficient, and the ability to supply either a 2.5V or a 3.0V output voltage, selectable based on the application requirements. Its low power consumption makes it suitable for battery-powered and portable devices. The device also offers excellent line and load regulation, further enhancing its precision under varying operating conditions.
The AD780BR typically comes in a small package size, making it easy to integrate into circuit designs where space is limited. Its robust performance and reliability make it a popular choice for engineers designing sensitive and precise electronic systems.
Equivalent
1. LT1021 from Analog Devices - A precision voltage reference.
2. LM4040 from Texas Instruments - A precision micropower shunt voltage reference.
3. REF02 from Texas Instruments - A precision voltage reference.
4. MAX6126 from Maxim Integrated - A precision voltage reference.
5. TL431 from Texas Instruments - A programmable shunt voltage reference.
These equivalents may have slight variations, so verify compatibility with your specific application.
Features
1. Output Voltage Options: It offers dual output voltage options of 2.5 V and 3.0 V, selectable through a simple pin configuration.
2. High Initial Accuracy: The device provides an initial accuracy of 2.5 mV, minimizing the need for calibration in many applications.
3. Low Drift: It exhibits a low temperature coefficient, ensuring minimal drift over temperature variations.
4. Low Noise Output: The AD780BR has low output noise, enhancing performance in precision applications.
5. Wide Temperature Range: It operates effectively over a wide temperature range, typically from -40°C to +85°C.
6. Low Power Consumption: It is designed for low power consumption, making it suitable for battery-powered and portable devices.
7. Excellent Line and Load Regulation: The device features excellent line and load regulation characteristics.
8. Compact Package: It is available in a small, surface-mount package, facilitating easy integration into various circuit designs.
These features make the AD780BR suitable for applications requiring precise voltage references, such as data acquisition systems, instrumentation, and control systems.
Pinout
1. Pin 1 (NC): No Connect.
2. Pin 2 (NC): No Connect.
3. Pin 3 (NC): No Connect.
4. Pin 4 (GND): Ground. Connects to the ground of the circuit.
5. Pin 5 (VOUT): Output Voltage. Provides the precision reference voltage output.
6. Pin 6 (VS): Supply Voltage. The positive supply voltage input.
7. Pin 7 (VIN): Input Voltage. Connects to the circuit's input voltage.
8. Pin 8 (TRIM): Trim. Used for trimming the output voltage.
The AD780BR is commonly used in precision voltage reference applications due to its high accuracy and low drift over temperature.
Manufacturer
Application
1. Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for accurate digital conversion.
2. Digital-to-Analog Converters (DACs): Ensures precise output by serving as a reference.
3. Data Acquisition Systems: Enhances measurement accuracy.
4. Instrumentation: Used in sensitive measurement equipment for stable voltage references.
5. Precision Power Supplies: Offers a reliable reference for voltage regulation.
6. Calibration Equipment: Ensures accuracy in calibration processes.
7. Test and Measurement Equipment: Provides stable voltage references for consistency in testing.
These applications benefit from its low noise, high precision, and excellent temperature stability characteristics.