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ADR512ART-R2 Information
ADR512ART-R2 by Analog Devices Inc is a Voltage Reference.
Voltage References are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
US Tariff Estimator: ADR512ART-R2 by Analog Devices Inc
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
This table gives cross-reference parts and alternative options found for ADR512ART-R2. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ADR512ART-R2, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
A good PCB layout for the ADR512ART-R2 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing noise coupling between the analog and digital sections. A 4-layer PCB with a dedicated analog ground layer is recommended. Additionally, place the device close to the analog signal sources and keep the analog signal traces short and shielded.
To ensure accurate voltage reference output, make sure to decouple the input voltage (VIN) with a 10uF capacitor and a 100nF capacitor in parallel. Also, use a low-noise, low-impedance power supply, and keep the device away from high-current switching circuits. Additionally, ensure that the output capacitor (CO) is properly sized and placed close to the device.
Although the datasheet specifies a minimum input voltage of 2.7V, it's recommended to operate the device with an input voltage between 3.0V and 5.5V for optimal performance and accuracy. Operating the device at the lower end of the specified range may affect its accuracy and stability.
The ADR512ART-R2 has a thermal pad that must be connected to a thermal relief pattern on the PCB to ensure proper heat dissipation. A thermal via or a thermal relief pattern with multiple vias can be used to connect the thermal pad to a solid ground plane or a heat sink. This helps to reduce the thermal resistance and prevent overheating.
The recommended output capacitor value for the ADR512ART-R2 is between 10uF and 100uF, with a low ESR (Equivalent Series Resistance) and a voltage rating that matches the output voltage. A larger output capacitor can help to improve the noise rejection and stability of the device, but it may also increase the startup time.
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