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Name: AD620-02E
Brand: NVE Corp/Sensor Products
SKU: AD620-02E
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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NVE Corp/Sensor Products AD620-02E

Part No.:: AD620-02E

Manufacturer:: NVE Corp/Sensor Products

Package:: 8-SOIC

Datasheet:: AD620-02E.pdf

Description:: MAGNETIC SWITCH OMNIPOLAR 8SOIC

In Stock:: 3476

Quantity:: Add To Cart

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AD620-02E this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD620-02E 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 AD620-02E 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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AD620-02E Typical application Circuitry

AD620-02E

AD620-02E is a high precision, low cost instrumentation amplifier widely used in signal conditioning, data acquisition, and signal amplification for various sensors. It is extensively applied in medical devices, weight detection, power monitoring, and industrial process control due to its high input impedance, easy gain adjustment, and low noise characteristics.

Application Scenarios

AD620-02E is suitable for a variety of scenarios, one typical application being signal amplification in Electrocardiogram (ECG) measurements. ECG measurements demand high accuracy in signal processing, necessitating the use of instrumentation amplifiers like AD620-02E which exhibit very low noise and high precision.

Parameter Features

Features of AD620-02E include:

- Low Input Bias Current: Crucial for applications requiring high input impedance.

- Programmable Gain: Allows simple adjustment of gain through an external resistor, with a range from 1 to 10000.

- Low Noise Performance: Ensures signal quality and reduces interference.

- High Precision: Accurately conveys the measured signal, especially important for precision measurements.

Specific Circuit Connection - ECG Signal Amplification

When designing an ECG signal amplification circuit, the AD620-02E instrumentation amplifier is used to enhance signal quality and accuracy. Below are the detailed circuit connections and design considerations:

- Pin Connections: First, connect the ECG signal to the input pins of AD620-02E (pins 2 and 3), serving as the positive and negative inputs, respectively.

- Gain Setting: By connecting a resistor between pin 1 (gain set pin) and pin 8 of AD620-02E, the desired gain can be set. The choice of gain depends on the amplitude of the ECG signal and the input range of the subsequent ADC.

- Power Supply: AD620-02E requires bipolar power supply, typically ±15V, connected to pin 7 (positive power supply) and pin 4 (negative power supply).

- Output: The amplified signal is output from pin 6, which can be directly connected to a subsequent Analog to Digital Converter (ADC) or other processing circuits.

Considerations in Circuit Design

When designing circuits with AD620-02E, the following issues should be considered:

- Noise Control: To reduce circuit noise, careful layout and selection of appropriate filters are necessary.

- Power Supply Rejection Ratio (PSRR) and Common Mode Rejection Ratio (CMRR): High PSRR and CMRR are crucial for improving signal quality, especially in environments with significant power supply or common mode interference.

- Gain Stability: Selecting the appropriate gain setting resistor ensures the accuracy and stability of the gain.

- Input Impedance Matching: To ensure signal integrity, it's important to match the signal source impedance with that of the AD620-02E input.

By carefully designing and considering the above issues, a high-performance ECG signal amplification circuit can be constructed using AD620-02E, effectively improving signal quality and precision.

AD620-02E information

AD620-02E Specifications

Packaging:
Tube
Series:
AD
ProductStatus:
Active
Function:
Omnipolar Switch
Technology:
Hall Effect
Polarization:
North Pole, South Pole
SensingRange:
±3.4mT Trip, ±1.4mT Release
TestCondition:
-40°C ~ 125°C
Voltage-Supply:
4.5V ~ 30V
Current-Supply(Max):
4.5mA
Current-Output(Max):
20mA
OutputType:
Open Collector
Features:
-
OperatingTemperature:
-40°C ~ 125°C (TA)
MountingType:
Surface Mount

AD620-02E FAQ

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3. Are the AD620-02E price and inventory displayed accurate?

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6. What is the process for return or replacement of AD620-02E?

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 AD620-02E we delivered, we will accept the replacement or return of the AD620-02E 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 AD620-02E.

(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