Texas Instruments

TL082CD

TL082CD Description

The TL082CD is a dual-channel operational amplifier (op-amp) designed by Texas Instruments, featuring a JFET input stage. This op-amp is housed in an 8-pin SOIC package, making it suitable for surface-mount applications. Despite its obsolescence status, the TL082CD remains a popular choice for various analog signal processing tasks due to its robust performance characteristics.

TL082CD Features

• Supply Voltage Range: The TL082CD operates within a wide supply voltage range, from a minimum of 10 V to a maximum of 30 V. This flexibility allows it to be used in a variety of power supply configurations.
• Gain Bandwidth Product: With a gain bandwidth product of 3 MHz, the TL082CD offers a good balance between gain and bandwidth, making it suitable for applications requiring moderate frequency response.
• Low Input Bias Current: The low input bias current of 30 pA ensures minimal loading on the input signal source, which is particularly beneficial for high-impedance input sources.
• High Slew Rate: The high slew rate of 13 V/µs enables the TL082CD to handle fast-changing signals effectively, reducing distortion in high-frequency applications.
• Low Input Offset Voltage: The input offset voltage of 3 mV ensures accurate signal processing, minimizing errors in precision applications.
• Dual Channel Design: The TL082CD features two independent op-amp channels, each capable of sourcing or sinking up to 10 mA of current, providing flexibility in circuit design.
• Compliance and Packaging: The TL082CD is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It is packaged in a tube format, which is ideal for bulk handling and storage.

TL082CD Applications

The TL082CD is well-suited for a wide range of applications due to its versatile performance characteristics. Some specific use cases include:

• Audio Signal Processing: The TL082CD's low input bias current and moderate gain bandwidth make it ideal for audio preamplifiers and signal conditioning circuits.
• Analog Filters: Its high slew rate and moderate bandwidth allow it to be used in active filter designs, providing accurate signal shaping.
• Transducer Interfaces: The low input offset voltage and high input impedance make it suitable for interfacing with various types of transducers, such as strain gauges and thermocouples.
• Precision Signal Amplification: The dual-channel design allows for the amplification of multiple signals in a compact form factor, making it suitable for multi-channel data acquisition systems.

Conclusion of TL082CD

The TL082CD, despite being marked as obsolete, continues to be a reliable choice for engineers and designers in the electronics industry. Its robust performance characteristics, including a wide supply voltage range, high slew rate, and low input bias current, make it suitable for a variety of analog signal processing applications. The dual-channel design and surface-mount package further enhance its versatility and ease of integration into modern circuit designs. While newer models may offer improved specifications, the TL082CD remains a trusted component for applications requiring reliable and cost-effective op-amp solutions.