OPA842IDR

Product Overview

Category

OPA842IDR belongs to the category of operational amplifiers (op-amps).

Use

The OPA842IDR op-amp is commonly used in various electronic circuits for amplification and signal conditioning purposes.

Characteristics

• High gain: The OPA842IDR offers a high open-loop voltage gain, making it suitable for applications requiring precise amplification.
• Wide bandwidth: This op-amp has a wide frequency response range, allowing it to handle signals with high frequencies.
• Low noise: The OPA842IDR exhibits low noise characteristics, ensuring accurate signal processing.
• Low distortion: It provides low harmonic distortion, enabling faithful reproduction of the input signal.
• High output current: With a high output current capability, this op-amp can drive loads with ease.

Package

The OPA842IDR comes in a small outline package (SOIC) with eight pins.

Essence

The essence of the OPA842IDR lies in its ability to amplify and condition electrical signals accurately and efficiently.

Packaging/Quantity

The OPA842IDR is typically available in reels containing 2500 units per reel.

Specifications

• Supply voltage: ±2.5V to ±18V
• Input offset voltage: ±1mV (maximum)
• Input bias current: ±10nA (maximum)
• Gain bandwidth product: 50MHz
• Slew rate: 35V/µs
• Output current: ±100mA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The OPA842IDR has the following pin configuration:

```

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| | --| V- OUT |-- --| V+ IN- |-- --| NC IN+ |-- --| VCC NC |-- --| GND NC |-- --| NC NC |-- --| VEE NC |-- |___________| ```

Functional Features

• High precision amplification: The OPA842IDR provides accurate amplification of input signals, making it suitable for applications requiring precise measurements.
• Wide bandwidth: With a wide frequency response range, this op-amp can handle signals with high frequencies, allowing for versatile use in various applications.
• Low noise and distortion: The OPA842IDR ensures minimal noise and distortion, resulting in faithful signal reproduction.
• High output current capability: It can drive loads with high current requirements without compromising performance.

Advantages and Disadvantages

Advantages

• High gain and wide bandwidth enable accurate amplification of signals across a broad frequency range.
• Low noise and distortion characteristics ensure faithful signal reproduction.
• High output current capability allows for driving demanding loads.

Disadvantages

• Limited supply voltage range compared to some other op-amps on the market.
• Higher cost compared to standard op-amps with similar specifications.

Working Principles

The OPA842IDR operates based on the principles of differential amplification. It amplifies the voltage difference between its two input terminals, providing an amplified output signal that is a linear function of the input voltage.

Detailed Application Field Plans

The OPA842IDR finds application in various fields, including: 1. Audio amplification: It can be used in audio systems to amplify low-level audio signals with high fidelity. 2. Instrumentation: The op-amp's high precision and low noise make it suitable for use in measurement and test equipment. 3. Communication systems: It can be employed in communication circuits for signal conditioning and amplification purposes. 4. Industrial control systems: The OPA842IDR can be utilized in control systems to amplify and condition sensor signals.

Detailed and Complete Alternative Models

Some alternative models to the OPA842IDR include: - OPA827: This op-amp offers similar characteristics and performance, with a lower supply voltage range. - LT1028: It provides ultra-low noise and distortion characteristics, suitable for high-end audio applications. - AD8628: This op-amp features low noise and low power consumption, making it ideal for battery-powered devices.

(Note: The above alternatives are just a few examples and not an exhaustive list.)

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