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Name: TL082CPE4
Brand: Texas Instruments
SKU: TL082CPE4
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 TL082CPE4

Part No.:: TL082CPE4

Manufacturer:: Texas Instruments

Package:: 8-DIP (0.300, 7.62mm)

Datasheet:

Description:: IC OPAMP JFET 2 CIRCUIT 8DIP

In Stock:: 2368

Quantity:: Add To Cart

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TL082CPE4 Specifications

Package/Case:
8-DIP (0.300, 7.62mm)
Packaging:
Bulk
Series:
Automotive, AEC-Q100
ProductStatus:
Active
AmplifierType:
J-FET
NumberofCircuits:
2
OutputType:
-
SlewRate:
13V/µs
GainBandwidthProduct:
3 MHz
-3dbBandwidth:
-
Current-InputBias:
50 pA
Voltage-InputOffset:
5 mV
Current-Supply:
1.4mA (x2 Channels)
Current-Output/Channel:
10 mA
Voltage-SupplySpan(Min):
10 V
Voltage-SupplySpan(Max):
30 V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

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TL082CPE4 information

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TL082CPE4 Typical application Circuitry

TL082CPE4

The TL082CPE4 is a high-speed JFET-input operational amplifier (op-amp) that is widely recognized for its wide bandwidth and low input bias current. It is designed for various applications that require fast and precise analog signal processing. The TL082CPE4 is particularly suitable for audio processing, active filters, sensor interfaces, and control systems. Its main features include:

1. JFET Input: Ensures low input bias and offset currents, which is beneficial for precision amplification.

2. Wide Bandwidth: Offers a high slew rate and wide bandwidth, suitable for rapid signal processing.

3. Low Noise Operation: Ideal for applications where low noise is essential.

4. High Input Impedance: Minimizes the loading effect on the source.

An application scenario for the TL082CPE4 is in a Variable Gain Amplifier (VGA) for audio applications:

- Objective: To use the TL082CPE4 to create a VGA circuit that can adjust the amplitude of an audio signal.

1. Power Supply Connections: Connect V+ (Pin 8) to a positive power source and V- (Pin 4) to a negative power source to establish the dual-supply operation necessary for the TL082CPE4.

2. Signal Input: The audio input signal is connected to the non-inverting input (Pin 3) of the TL082CPE4, through a coupling capacitor to block DC offsets.

3. Gain Control Mechanism: Connect a variable resistor (potentiometer) or a digital potentiometer in the feedback loop between the output (Pin 1) and the inverting input (Pin 2) to control the gain.

4. Output Stage: The output (Pin 1) is connected to the next stage in the audio path, which could be an audio mixer or an amplifier.

5. Stability and Noise Reduction: Include bypass capacitors near the power supply pins to filter out noise and stabilize the operation.

Design considerations when using the TL082CPE4 in a VGA circuit include:

- Resistor Selection: Choose the feedback resistor and the variable resistor with care to set the desired gain range.

- Power Supply Decoupling: Implement bypass capacitors to minimize power supply noise.

- Signal Integrity: Maintain short and shielded signal paths to reduce noise pickup.

- Thermal Management: Ensure proper heat dissipation, as operational amplifiers can generate heat during high-frequency or high-gain operation.

In this variable gain amplifier application, the TL082CPE4 is crucial for providing adjustable amplification of audio signals, enabling control over the signal strength in various audio applications. The key design considerations involve precise gain control, effective power supply noise management, maintaining signal integrity, and thermal management.

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6. What is the process for return or replacement of TL082CPE4?

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 TL082CPE4 we delivered, we will accept the replacement or return of the TL082CPE4 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 TL082CPE4.

(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