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OPA4658P

OPA4658P Description

The OPA4658P is a high-performance, current feedback operational amplifier designed for demanding applications requiring high speed and precision. Manufactured by Burr-Brown, a division of Texas Instruments, this quad-channel amplifier is housed in a through-hole package, specifically a tube, making it suitable for applications where reliable and robust mounting is essential. Despite its obsolescence, the OPA4658P remains a benchmark for high-speed amplification due to its exceptional technical specifications.

OPA4658P Features

The OPA4658P boasts a maximum supply voltage span of 22 V, with a minimum supply voltage span of 9 V, providing flexibility in power supply requirements. Each of the four channels operates with a supply current of 19 mA, ensuring efficient power usage. The amplifier's current feedback architecture supports a high slew rate of 1700 V/µs, enabling it to handle fast signal transitions with minimal distortion. Additionally, the gain bandwidth product of 900 MHz ensures wideband performance, making it ideal for high-frequency applications.

Key performance attributes include a low input bias current of 1.1 µA and an input offset voltage of 1.5 mV, which contribute to high accuracy and stability in signal processing. Each channel can deliver an output current of 60 mA, ensuring robust performance even under heavy load conditions. The OPA4658P's ECCN classification as EAR99 and HTSUS code 8542.33.0001 signify its compliance with international export regulations and tariff classifications.

OPA4658P Applications

The OPA4658P's unique combination of high slew rate, wide gain bandwidth, and low input bias current makes it an excellent choice for a variety of high-speed and high-precision applications. It is particularly well-suited for video signal processing, where fast signal transitions and wide bandwidth are critical. In communication systems, the OPA4658P can be used for signal conditioning and amplification, ensuring reliable data transmission and reception.

In instrumentation and test equipment, the OPA4658P's high accuracy and stability make it ideal for precision measurements and signal generation. Its robust output current capability also supports driving high-capacitance loads, such as those encountered in medical imaging and industrial control systems. The through-hole mounting type ensures mechanical stability and reliability in environments where vibration and physical stress are factors.

Conclusion of OPA4658P

The OPA4658P, despite being obsolete, stands out in the realm of high-speed operational amplifiers due to its superior technical specifications and performance benefits. Its current feedback architecture, high slew rate, and wide gain bandwidth product make it a versatile solution for applications requiring rapid signal processing and high accuracy. The quad-channel design and robust output current capability further enhance its utility in demanding applications.

While modern alternatives may offer similar or improved performance, the OPA4658P remains a reliable choice for engineers and designers who value its proven track record and robust performance. For applications where high-speed, high-precision amplification is paramount, the OPA4658P continues to be a valuable component in the electronics industry.