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OPA4658U/2K5

OPA4658U/2K5 Description

The OPA4658U/2K5 is a high-performance, current feedback operational amplifier designed by Burr-Brown, a division of Texas Instruments. This quad-channel amplifier is housed in a 14-pin SOIC package, making it suitable for surface-mount applications. It is characterized by its wide supply voltage range, high slew rate, and impressive gain bandwidth product, which collectively contribute to its exceptional performance in a variety of analog signal processing tasks.

OPA4658U/2K5 Features

• Wide Supply Voltage Range: The OPA4658U/2K5 operates within a supply voltage span of 9 V to 22 V, providing flexibility in power supply design.
• High Slew Rate: With a slew rate of 1700 V/µs, this amplifier can handle high-frequency signals with minimal distortion, making it ideal for applications requiring fast transient response.
• High Gain Bandwidth Product: The 900 MHz gain bandwidth product ensures excellent performance in wideband applications, allowing for high-frequency signal processing with minimal phase shift.
• Low Input Bias Current: The low input bias current of 1.1 µA minimizes offset errors, particularly in high-impedance circuits.
• Low Input Offset Voltage: The input offset voltage of 1.5 mV ensures high accuracy in precision applications.
• High Output Current: Each channel can deliver up to 60 mA, supporting robust output drive capabilities.
• Quad-Channel Configuration: The OPA4658U/2K5 features four independent amplifiers in a single package, which is advantageous for space-constrained designs and cost-effective solutions.
• Surface Mount Technology: The surface-mount package type facilitates automated assembly processes, enhancing production efficiency and reliability.

OPA4658U/2K5 Applications

The OPA4658U/2K5 is well-suited for a range of applications that demand high-speed signal processing and precision performance. Key application areas include:

• High-Speed Signal Conditioning: Ideal for applications requiring fast signal amplification and conditioning, such as in high-speed data acquisition systems and video signal processing.
• Precision Control Systems: Suitable for precision control applications where low offset voltage and high accuracy are critical, such as in servo control systems and precision instrumentation.
• Wideband Amplification: The high gain bandwidth product makes it suitable for wideband amplification tasks, including RF and microwave applications.
• Multi-Channel Signal Processing: The quad-channel configuration is advantageous for multi-channel signal processing, such as in audio mixing consoles and multi-channel data acquisition systems.

Conclusion of OPA4658U/2K5

The OPA4658U/2K5 is a versatile and high-performance operational amplifier that offers significant advantages over similar models. Its wide supply voltage range, high slew rate, and high gain bandwidth product make it suitable for a variety of demanding applications. The low input bias current and low input offset voltage ensure high accuracy and precision, while the high output current capability supports robust performance. Although the product is now obsolete, its unique features and performance benefits continue to make it a valuable component for specific applications in the electronics industry.