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Name: OPA827AIDR
Brand: Texas Instruments
SKU: OPA827AIDR
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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Texas Instruments OPA827AIDR

Part No.:: OPA827AIDR

Manufacturer:: Texas Instruments

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

Datasheet:: OPA827AIDR.pdf

Description:: IC OPAMP JFET 1 CIRCUIT 8SOIC

In Stock:: 948

Quantity:: Add To Cart

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OPA827AIDR Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
AmplifierType:
J-FET
NumberofCircuits:
1
OutputType:
-
SlewRate:
28V/µs
GainBandwidthProduct:
22 MHz
-3dbBandwidth:
-
Current-InputBias:
15 pA
Voltage-InputOffset:
75 µV
Current-Supply:
4.8mA
Current-Output/Channel:
30 mA
Voltage-SupplySpan(Min):
8 V
Voltage-SupplySpan(Max):
36 V
OperatingTemperature:
-40°C ~ 125°C
MountingType:
Surface Mount

OPA827AIDR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including OPA827AIDR 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 OPA827AIDR 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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OPA827AIDR information

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OPA827AIDR Typical application Circuitry

OPA827AIDR

The OPA827AIDR is a high-precision, low-noise operational amplifier, designed for a wide array of applications that demand high accuracy and stability. This chip is particularly suited for applications such as precision data acquisition, sensor signal conditioning, and professional audio equipment, thanks to its excellent performance characteristics.

Application Scenario: Sensor Signal Conditioning

A critical application of the OPA827AIDR is in sensor signal conditioning, where it is used to amplify and filter signals from sensors before they are digitized by an analog-to-digital converter (ADC). This section details the construction of a sensor signal conditioning circuit utilizing the OPA827AIDR.

Single-Supply Operation:

The OPA827AIDR is capable of single-supply operation, which is common in sensor signal conditioning applications to simplify power management. A single 5V supply can be used, connected to V+ (Pin 8), with the V- (Pin 4) grounded. This configuration requires biasing the input signal to mid-supply for AC coupling.

Input Biasing:

To facilitate single-supply operation, the non-inverting input (Pin 3) of the OPA827AIDR must be biased to a DC voltage halfway between the supply rails. This biasing is typically achieved with a voltage divider from the supply to ground, and the midpoint is filtered with a capacitor to ground to reduce noise.

Gain Configuration:

The ratio of resistors used in the feedback loop between the output (Pin 6) and the inverting input (Pin 2), as well as from the inverting input to ground, can be used to adjust the gain of the OPA827AIDR circuit. The amplification of the sensor signal can be precisely controlled with this resistor network.

Filtering:

A low-pass filter can be added to the feedback network in order to eliminate undesired high-frequency noise from the sensor signal. This can be accomplished by building a basic RC low-pass filter by connecting a capacitor in parallel with the feedback resistor.

Driving an ADC:

When conditioning signals for an ADC, it's crucial to consider the OPA827AIDR's output range and the ADC's input range. The output range of the OPA827AIDR should be matched to the ADC's input range to maximize the dynamic range of the system. This may involve scaling the output voltage of the OPA827AIDR appropriately through the gain setting.

Design Considerations:

Designing with the OPA827AIDR in sensor signal conditioning applications involves careful consideration of noise, bandwidth, and power supply rejection ratio (PSRR). Low-noise design techniques should be employed to preserve the integrity of the sensor signal. The bandwidth of the OPA827AIDR should be matched to the sensor's bandwidth to avoid amplifying unnecessary noise. Additionally, the impact of power supply variations on the signal integrity should be minimized by employing good decoupling practices and considering the OPA827AIDR's PSRR characteristics.

By addressing these critical aspects and harnessing the OPA827AIDR's low-noise, high-precision capabilities, designers can effectively amplify and condition sensor signals, preparing them for accurate digital conversion. The OPA827AIDR's exceptional performance ensures that the signal integrity is maintained throughout the conditioning process, making it an excellent choice for high-precision sensor applications.

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6. What is the process for return or replacement of OPA827AIDR?

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 OPA827AIDR we delivered, we will accept the replacement or return of the OPA827AIDR 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 OPA827AIDR.

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

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(1)Inform us within 90 days

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