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ADR4540ARZ
+BOMIC VREF SERIES 0.04% 8SOIC
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ManufacturerAnalog Devices Inc.
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Mfr. Part #ADR4540ARZ
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Datasheet ADR4540ARZ DataSheet
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Package SOIC-8
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In Stock3340
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Specifications
| Attribute | Value |
| Package / Case | Tube |
| Part Status | Active |
| Reference Type | Series |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 4.096V |
| Current - Output | 10 mA |
| Tolerance | ±0.04% |
| Temperature Coefficient | 4ppm/°C |
| Noise - 01 Hzto10 Hz | 2.7µVp-p |
| Voltage - Input | 4.2V ~ 15V |
| Supply Current | 950µA |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
Key features of the ADR4540ARZ include a low temperature coefficient, low output noise, and high initial accuracy, which are crucial for maintaining consistent performance in precision applications. It also exhibits excellent line and load regulation characteristics. The device typically comes in a small, space-saving package, making it suitable for compact designs.
Applications for the ADR4540ARZ include precision data acquisition systems, instrumentation, and test and measurement equipment, where maintaining a stable voltage reference is critical for accurate data processing and analysis.
Equivalent
Features
1. Output Voltage: It provides a stable 4.096 V output.
2. Accuracy: Offers excellent initial accuracy with low temperature drift.
3. Temperature Coefficient: The low drift over temperature ensures reliable performance in varying conditions.
4. Low Noise: It has low output noise, enhancing the performance of precision measurement systems.
5. Supply Range: Operates over a wide supply voltage range, typically from 4.5 V to 15 V.
6. Output Current: Capable of sourcing and sinking current, suitable for driving loads.
7. Thermal Hysteresis: Features low thermal hysteresis, maintaining output stability after temperature cycles.
8. Package: Comes in a compact SOIC-8 package, facilitating easy integration into circuit designs.
9. Applications: Ideal for use in data acquisition systems, precision instrumentation, and test equipment where high accuracy and stability are crucial.
These features make the ADR4540ARZ suitable for applications requiring a reliable and precise voltage reference.
Pinout
1. Pin 1 (TRIM/NC): Optional trimming pin used for fine-tuning the output voltage. Can be left unconnected if trimming is not required.
2. Pin 2 (VIN): Input voltage pin, where the supply voltage is applied.
3. Pin 3 (GND): Ground pin, serving as the reference point for the device.
4. Pin 4 (NC): No connection. This pin is not used and should be left unconnected.
5. Pin 5 (NC): No connection. This pin is not used and should be left unconnected.
6. Pin 6 (GND): Ground pin, serving as the reference point for the device. Internally connected to Pin 3.
7. Pin 7 (VOUT): Output voltage pin, providing the reference voltage (4.096 V for ADR4540).
8. Pin 8 (NC): No connection. This pin is not used and should be left unconnected.
The ADR4540ARZ provides a stable and precise reference voltage, making it ideal for high-resolution data acquisition systems, precision power supplies, and other applications that require a reliable voltage reference.
Manufacturer
Application
1. Data Acquisition Systems: Provides a stable reference voltage for analog-to-digital converters (ADCs).
2. Instrumentation: Used in precision measurement equipment requiring reliable voltage references.
3. Industrial Control Systems: Ensures stable reference voltages in automation and control applications.
4. Communication Systems: Maintains consistent voltage levels in RF and microwave systems.
5. Medical Devices: Supports accurate measurements in diagnostic equipment.
6. Test and Measurement Equipment: Critical for calibration and testing devices requiring precise voltage references.
These applications benefit from the ADR4540ARZ's low drift and high accuracy.