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Name: AD620BR-REEL
Brand: Analog Devices Inc.
SKU: AD620BR-REEL
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. AD620BR-REEL

Part No.:: AD620BR-REEL

Manufacturer:: Analog Devices Inc.

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:

Description:: IC INST AMP 1 CIRCUIT 8SOIC

In Stock:: 2648

Quantity:: Add To Cart

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AD620BR-REEL Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Obsolete
AmplifierType:
Instrumentation
NumberofCircuits:
1
OutputType:
-
SlewRate:
1.2V/µs
GainBandwidthProduct:
-
-3dbBandwidth:
1 MHz
Current-InputBias:
500 pA
Voltage-InputOffset:
15 µV
Current-Supply:
900µA
Current-Output/Channel:
18 mA
Voltage-SupplySpan(Min):
4.6 V
Voltage-SupplySpan(Max):
36 V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

AD620BR-REEL this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD620BR-REEL price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for AD620BR-REEL to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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AD620BR-REEL information

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AD620BR-REEL Typical application Circuitry

AD620BR-REEL

The AD620BR-REEL is a variant of the AD620, a low cost, high precision instrumentation amplifier known for its easy configuration for a wide range of gains. It finds its application in several domains like medical instrumentation, weigh scales, transducer interfacing, and battery-powered devices due to its low power requirements and wide input voltage range.

Application Scenarios

One of the prime applications of AD620BR-REEL is in creating a blood pressure monitoring system. This scenario demands precise and noise-free signal amplification from the pressure sensor.

Parameter Features

Key features of AD620BR-REEL include:

- Wide Power Supply Range: Compatible with batteries and other low voltage supplies.

- Low Power Consumption: Ideal for portable device applications.

- Programmable Gain: Offers flexibility in adjusting signal amplification.

- High Input Impedance: Minimizes the loading on the sensor or signal source.

Specific Circuit Connection - Blood Pressure Monitor

For a blood pressure monitoring system utilizing AD620BR-REEL, the following detailed circuit connections are crucial:

- Power Supply: Connect a suitable power source to pins 7 (+Vs) and 4 (−Vs) of AD620BR-REEL. Given its low power consumption, a battery can be efficiently used.

- Gain Configuration: To set the amplifier gain, a resistor (Rg) needs to be connected between pins 1 and 8. The gain can be calculated based on the required amplification for the sensor output signal to match the ADC input range.

- Signal Inputs: The blood pressure sensor's output should be connected to the input pins of AD620BR-REEL, pin 2 (−IN) and pin 3 (+IN). This configuration ensures differential signal amplification, crucial for accurate readings.

- Output to ADC: The amplified signal is available at pin 6 (OUT). This output should be directed to an ADC for digital processing. The ADC choice depends on the required resolution and precision for the blood pressure measurement.

Design Considerations

When designing circuits with AD620BR-REEL, several factors must be addressed:

- Noise Reduction: Use of low-pass filters to minimize signal noise before amplification is critical. Shielding and proper grounding can also significantly reduce noise interference.

- Power Supply Stability: Since AD620BR-REEL is used in precision applications, the stability of the power supply is vital. Using decoupling capacitors close to the power pins is recommended to filter out power supply noise.

- Gain Accuracy: The accuracy of the gain-setting resistor (Rg) directly affects the system's overall accuracy. Precision resistors should be used to set the gain accurately.

- Thermal Considerations: Even though AD620BR-REEL has low power consumption, in high gain configurations or in environments with significant temperature variations, thermal effects on the circuit's performance should be considered.

Incorporating AD620BR-REEL in a blood pressure monitoring system, with attention to these design considerations, ensures a robust and accurate device capable of delivering reliable measurements.

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6. What is the process for return or replacement of AD620BR-REEL?

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 AD620BR-REEL we delivered, we will accept the replacement or return of the AD620BR-REEL 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 AD620BR-REEL.

(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