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Name: AD590LF
Brand: Analog Devices Inc.
SKU: AD590LF
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc. AD590LF

Part No.:: AD590LF

Manufacturer:: Analog Devices Inc.

Package:: 2-CFlatPack

Datasheet:: AD590LF.pdf

Description:: SENSOR ANALOG -55C-150C 2FLATPK

In Stock:: 434

Quantity:: Add To Cart

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AD590LF Specifications

Packaging:
Bulk
Series:
-
ProductStatus:
Active
SensorType:
Analog, Local
SensingTemperature-Local:
-55°C ~ 150°C
SensingTemperature-Remote:
-
OutputType:
Analog Current
Voltage-Supply:
4V ~ 30V
Resolution:
-
Features:
-
Accuracy-Highest(Lowest):
±1°C
TestCondition:
25°C
OperatingTemperature:
-55°C ~ 125°C
MountingType:
Surface Mount

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AD590LF information

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AD590LF Typical application Circuitry

The AD590LF is a two-terminal integrated circuit temperature transducer with a current output proportional to absolute temperature. As an industry-standard temperature sensor, it is straightforward to implement, and here we will detail the method of connecting the AD590LF in a circuit.

1. Basic Connection: The AD590LF is designed with two pins: Pin 1 is the current output, and Pin 2 is connected to the ground. To convert the current to a voltage, connect Pin 1 to a resistor (R). Pin 2 should be connected to the system's ground.

2. Output Configuration: The output current from the AD590LF is 1 a/K. Therefore, if you connect a 1 km resistor to Pin 1, the output voltage will increase by 1 MV/K. If you need different scaling, you can adjust the resistance value accordingly.

3. Power Supply Considerations: The AD590LF can be powered directly from a current loop, so you'll need to connect an appropriate power supply to the circuit, observing the voltage and current ratings specified in the data sheet.

4. Temperature Range: Make sure to operate the AD590LF within its specified temperature range. Check the data sheet for the version you are using, as there may be different models with varying temperature ranges.

5. Error Considerations: To minimize errors in reading the temperature, it's essential to place the AD590LF in a location where it can accurately sense the temperature of interest. Keep in mind that the AD590LF has self-heating characteristics, so adequate airflow or thermal connection to the sensed material is necessary.

6. Protection and Filtering: Depending on the environment where the AD590LF is used, you might need to add filtering or protection components to the circuit. An example would be a capacitor for noise filtering.

7. Interface with Microcontroller or ADC: If you're interfacing the AD590LF with a microcontroller or analog-to-digital converter (ADC), ensure that the voltage levels are compatible, and that the ADC has sufficient resolution to read the temperature with the desired accuracy.

8. Calibration and Compensation: The AD590LF is usually quite accurate, but if more precision is needed, you may consider calibration and compensation techniques. This might involve measuring the output at known temperatures and calculating correction factors.

9. Physical Mounting: The AD590LF should be positioned in such a way that it makes good thermal contact with the item or environment being monitored. This might include using thermal paste or specific mounting hardware.

10. System Grounding: To achieve reliable temperature measurements, proper grounding methods must be performed. Ground Pin 2 of the AD590LF to the system ground.

The AD590LF offers an easy-to-use, linear temperature sensing solution that can be implemented with minimal external components. Careful attention to connection details, such as resistor selection and placement considerations, will enable effective utilization of the AD590LF in various applications. Always refer to the latest data sheet provided by the manufacturer when working with the AD590LF to obtain precise information on its specifications and guidelines for optimal performance.

AD590LF FAQ

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3. Are the AD590LF price and inventory displayed accurate?

The price and inventory of AD590LF fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of AD590LF?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AD590LF we delivered, we will accept the replacement or return of the AD590LF only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of AD590LF.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations