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Name: OPA637AUE4
Brand: Texas Instruments
SKU: OPA637AUE4
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 OPA637AUE4

Part No.:: OPA637AUE4

Manufacturer:: Texas Instruments

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

Datasheet:: OPA637AUE4.pdf

Description:: IC OPAMP GP 1 CIRCUIT 8SOIC

In Stock:: 3532

Quantity:: Add To Cart

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OPA637AUE4 Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
Difet®
ProductStatus:
Obsolete
AmplifierType:
General Purpose
NumberofCircuits:
1
OutputType:
-
SlewRate:
135V/µs
GainBandwidthProduct:
80 MHz
-3dbBandwidth:
-
Current-InputBias:
2 pA
Voltage-InputOffset:
130 µV
Current-Supply:
7mA
Current-Output/Channel:
45 mA
Voltage-SupplySpan(Min):
9 V
Voltage-SupplySpan(Max):
36 V
OperatingTemperature:
-25°C ~ 85°C
MountingType:
Surface Mount

OPA637AUE4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including OPA637AUE4 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 OPA637AUE4 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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OPA637AUE4 information

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OPA637AUE4 Typical application Circuitry

OPA637AUE4

The OPA637AUE4 is a high-performance operational amplifier (op-amp) designed for precision applications that require high bandwidth, fast slew rate, and low distortion. This op-amp is particularly suited for professional audio equipment, test and measurement instruments, active filters, and any application where maintaining signal integrity is critical.

Key Features and Specifications

- High-Speed Operation: The OPA637AUE4 boasts a fast slew rate and wide bandwidth, essential for applications demanding quick signal processing.

- Low Distortion: Provides exceptionally low harmonic distortion, making it ideal for high-fidelity audio amplification and precise measurement systems.

- Precision Performance: Features low offset voltage and drift, ensuring accurate signal amplification over a range of temperatures.

- Wide Supply Voltage Range: Capable of operating across a broad range of supply voltages, adding versatility to its application in different circuit designs.

- Stable with Capacitive Loads: Engineered to be stable when driving capacitive loads, facilitating its use in complex signal processing chains.

Application Scenario: Precision Voltage Reference Buffer

One practical application of the OPA637AUE4 is in designing a precision voltage reference buffer, where it can be used to provide a stable and precise voltage reference for analog-to-digital converters (ADCs) in high-precision measurement systems.

Voltage Reference Input Circuit Connection Detail

- Signal Input Connection: Connect the input signal to the non-inverting input (Pin 3) of the OPA637AU. This configuration ensures high-impedance input coupling, minimizing signal distortion.

- Feedback Loop for Stability: Configure a simple feedback network from the output (Pin 6) to the inverting input (Pin 2) directly. This unity-gain buffer configuration maintains the voltage reference's integrity across various load conditions.

- Power Supply Connections: Connect the V+ (Pin 7) and V- (Pin 4) pins to a positive and negative supply voltage, respectively. The op-amp's ability to operate over a wide voltage range ensures compatibility with different system requirements.

- Output to ADC: Route the buffered voltage reference from the output (Pin 6) to the reference input of an ADC. Maintaining high signal integrity is crucial for the accuracy of analog-to-digital conversion.

- Decoupling Capacitors for Power Supply Stability: Implement bypass capacitors near the power supply pins to minimize supply noise and stabilize the op-amp operation. Clean and stable power is vital for precision applications.

Design Considerations

When integrating the OPA637AUE4 into a precision voltage reference buffer circuit, several critical factors must be carefully considered:

- Power Supply Quality: A clean, stable power supply is essential to prevent noise from affecting the precision voltage reference. Utilizing low-noise regulators and effective decoupling strategies are recommended.

- Thermal Stability: Managing the thermal environment is important to ensure consistent performance, as temperature variations can impact the precision of voltage references. Consider the use of temperature compensation techniques if necessary.

- Protection Mechanisms: Implementing protection features such as overvoltage, electrostatic discharge (ESD), and short-circuit protection can enhance the circuit's reliability and safeguard the op-amp and connected components.

- PCB Layout: To reduce noise pickup and guarantee peak performance, a thoroughly thought-out PCB layout is essential. Strategic placement of components and grounding techniques can significantly improve the circuit's stability and accuracy.

Utilizing the OPA637AUE4 in a precision voltage reference buffer application leverages its high-speed, low-distortion characteristics, and operational stability, making it well-suited for enhancing the accuracy of analog-to-digital conversion in high-precision measurement systems. Attention to power supply integrity, thermal management, protective measures, and careful PCB design ensures the successful implementation and reliability of the voltage reference buffering system.

OPA637AUE4 FAQ

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6. What is the process for return or replacement of OPA637AUE4?

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 OPA637AUE4 we delivered, we will accept the replacement or return of the OPA637AUE4 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 OPA637AUE4.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations