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Name: OPA657N/250G4
Brand: Texas Instruments
SKU: OPA657N/250G4
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 OPA657N/250G4

Part No.:: OPA657N/250G4

Manufacturer:: Texas Instruments

Package:: SC-74A, SOT-753

Datasheet:: OPA657N/250G4.pdf

Description:: IC OPAMP VFB 1 CIRCUIT SOT23-5

In Stock:: 3983

Quantity:: Add To Cart

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OPA657N/250G4 Specifications

Package/Case:
SC-74A, SOT-753
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Discontinued at Mosen
AmplifierType:
Voltage Feedback
NumberofCircuits:
1
OutputType:
-
SlewRate:
700V/µs
GainBandwidthProduct:
1.6 GHz
-3dbBandwidth:
350 MHz
Current-InputBias:
2 pA
Voltage-InputOffset:
250 µV
Current-Supply:
14mA
Current-Output/Channel:
70 mA
Voltage-SupplySpan(Min):
8 V
Voltage-SupplySpan(Max):
12 V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

OPA657N/250G4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including OPA657N/250G4 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 OPA657N/250G4 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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OPA657N/250G4 information

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OPA657N/250G4 Typical application Circuitry

OPA657N 250G4

The OPA657N/250G4 is a high-performance operational amplifier (op-amp) known for its wide bandwidth, high-speed performance, and FET input characteristics. It is designed for applications that require precise and rapid signal processing, such as high-speed photodiode amplifiers, analog-to-digital converter (ADC) drivers, and wideband transimpedance amplifiers.

Key Features of OPA657N/250G4:

1. High-Speed Operation: Ideal for fast signal processing applications.

2. Wide Bandwidth: Accommodates a broad range of frequencies, useful in wideband applications.

3. FET Input: Ensures low input bias current, vital for sensitive measurements.

4. High Slew Rate: Facilitates rapid signal transitions, essential in high-speed circuits.

Application Scenario - Precision Oscilloscope Front-End:

The OPA657N/250G4 is particularly effective in precision oscilloscope front-end circuits, which are essential in test and measurement equipment for capturing high-speed signals.

Circuit Design Details:

1. Power Supply Connections: Connect the positive supply voltage to pin 8 and the negative supply voltage to pin 4. The OPA657N/250G4's ability to support various voltage ranges is beneficial for different oscilloscope designs.

2. Signal Input Connection: Link the input signal to the non-inverting input (pin 3) of the OPA657N/250G4.

3. Feedback Network for Gain Control: To set up the required gain and ensure steady operation, place a resistor network (R1 and R2) between the output (pin 6) and the inverting input (pin 2).

4. Output Connection: The processed signal at the output (pin 6) can be directed to the oscilloscope's display or further processing units.

5. Decoupling Capacitors: To improve voltage stability and lessen noise, use decoupling capacitors in close proximity to the power supply pins.

6. PCB Layout: Optimize the PCB layout to minimize stray capacitance and inductance, which is critical in high-speed applications like oscilloscopes.

Considering the Design with OPA657N/250G4:

- Stable Power Supply: Ensure a noise-free and stable power supply for maintaining the integrity of the amplified signal.

- Minimizing Noise: Implement strategies in layout and shielding to minimize noise pickup, crucial in precision oscilloscope applications.

- Component Quality: Select high-quality passive components to match the performance of the OPA657N/250G4.

- Thermal Considerations: Though the OPA657N/250G4 does not typically generate excessive heat, it's important to consider thermal aspects in the design.

In conclusion, the OPA657N/250G4 operational amplifier is an excellent choice for precision oscilloscope front-end applications, offering high-speed operation, wide bandwidth, and FET input advantages. Designing circuits with the OPA657N/250G4 should focus on ensuring a clean power supply, minimizing noise, selecting quality components, and optimizing PCB layout to fully harness the amplifier's capabilities in high-speed signal measurement and analysis.

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6. What is the process for return or replacement of OPA657N/250G4?

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 OPA657N/250G4 we delivered, we will accept the replacement or return of the OPA657N/250G4 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 OPA657N/250G4.

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

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