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OPA842ID

Name: OPA842ID
Rating: 4.7 (12 reviews)

IC VOLTAGE FEEDBACK 1 CIRC 8SOIC

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データシート OPA842ID DataSheet
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仕様

Part Status	Active
Amplifier Type	Voltage Feedback
Number of Circuits	1
Slew Rate	400V/µs
Gain Bandwidth Product	200 MHz
Current - Input Bias	20 µA
Voltage - Input Offset	300 µV
Current - Supply	20.2mA
Current - Output / Channel	100 mA
Voltage - Supply Span (Min)	10 V
Voltage - Supply Span (Max)	12 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	OPA842

概要

Description

The OPA842ID is a precision, low-noise, operational amplifier designed for high-speed applications. It features a bandwidth of 100 MHz and a slew rate of 100 V/µs, making it suitable for a variety of tasks, including audio signal processing, data acquisition, and instrumentation. The device operates on a supply voltage range of ±2.5V to ±15V, offering flexibility in various circuit configurations.
Key specifications include a low input offset voltage and low total harmonic distortion (THD), which enhance performance in sensitive applications. The OPA842ID is housed in an 8-lead SOIC package, facilitating easy integration into compact designs. Its high output drive capability allows it to sink or source significant current, supporting demanding load conditions.
Overall, the OPA842ID is an excellent choice for engineers seeking a reliable op-amp that combines precision, speed, and versatility in electronic circuit design.

Features

The OPA842ID is a high-performance operational amplifier designed for precision applications. Key features include:
1. Wide Bandwidth: It offers a high gain bandwidth product of 100 MHz, making it suitable for high-speed applications.
2. Low Noise: The device has a voltage noise density of 8 nV/√Hz, ensuring minimal signal distortion.
3. High Slew Rate: With a slew rate of 50 V/µs, it can handle fast signal changes effectively.
4. Low Power Consumption: It operates on a low supply current of 3.5 mA per channel, promoting energy efficiency.
5. Wide Supply Range: The OPA842ID supports a dual supply voltage range from ±2.5 V to ±18 V, providing flexibility in design.
6. Rail-to-Rail Output: This feature allows the output to swing close to the supply rails, maximizing dynamic range.
7. Temperature Range: It operates over a temperature range of -40°C to +125°C, suitable for various environments.
These attributes make the OPA842ID ideal for applications in instrumentation, audio, and data acquisition systems.

Package

The OPA842ID is packaged in a dual-in-line package (DIP) format, specifically an 8-pin DIP. This packaging allows for easy integration into various electronic circuits and prototyping applications.

Pinout

The OPA842ID is a high-speed, precision operational amplifier from Texas Instruments. It features a 8-pin Dual In-Line Package (DIP) configuration.
The pinout and their functions are as follows:
1. Offset Null: Used to adjust the offset voltage.
2. Inverting Input (−): The negative input of the op-amp.
3. Non-Inverting Input (+): The positive input of the op-amp.
4. V-: Negative supply voltage.
5. Output: The output of the op-amp.
6. V+: Positive supply voltage.
7. NC (No Connect): Not internally connected; can be left unconnected.
8. Compensate: Compensation pin for frequency stability in certain configurations.
The OPA842ID is designed for applications requiring high speed and high bandwidth, making it suitable for amplifying small signals in various electronic circuits.

Manufacturer

The OPA842ID is manufactured by Texas Instruments (TI), a global semiconductor company. Founded in 1930, Texas Instruments designs and manufactures a wide range of analog and digital semiconductor products, including operational amplifiers, microcontrollers, and processors. The company is known for its innovation in analog technology and is a significant player in the electronics industry, serving various sectors such as industrial, automotive, communications, and consumer electronics. TI focuses on delivering high-performance solutions that enhance the functionality of electronic devices and systems.

Application

The OPA842ID is an ultra-low noise, precision operational amplifier used in applications such as audio signal processing, data acquisition systems, instrumentation, sensor signal conditioning, and biomedical devices. Its high bandwidth and low distortion make it suitable for high-fidelity audio applications and precision measurement systems. Additionally, it is effective in RF applications and for driving high-impedance loads.

Equivalent

The OPA842ID is a precision, low-noise operational amplifier. Equivalent products include the Texas Instruments OPA827, Analog Devices AD8599, and the Maxim MAX4080. These alternatives provide similar performance characteristics in terms of bandwidth, noise, and power supply requirements. Always verify specific application needs and datasheets for detailed comparisons.