Texas Instruments

OPA688P

OPA688P Description

The OPA688P is a high-performance operational amplifier from Texas Instruments, part of the SpeedPlus™ series. This through-hole mounted, single-channel op-amp is designed for applications requiring high speed and precision. It operates from a wide supply voltage range of 5 V to 12 V and features a gain bandwidth product of 290 MHz. The OPA688P offers a -3dB bandwidth of 530 MHz and a remarkable slew rate of 1000 V/µs, making it suitable for high-frequency signal processing tasks. The amplifier's input bias current is a low 6 µA, and it can deliver an output current of up to 105 mA per channel. With a supply current of 15.8 mA and an input offset voltage of 2 mV, the OPA688P ensures minimal power consumption and high accuracy. The device is packaged in a tube and is REACH unaffected, ensuring compliance with environmental regulations.

OPA688P Features

• High Gain Bandwidth Product: The OPA688P's 290 MHz gain bandwidth product allows for high-frequency signal amplification with minimal distortion.
• Wide Supply Voltage Range: The ability to operate from 5 V to 12 V makes it versatile for various power supply configurations.
• High Slew Rate: The 1000 V/µs slew rate ensures fast response times, crucial for applications involving rapid signal transitions.
• Low Input Bias Current: The 6 µA input bias current minimizes the loading effect on the signal source, preserving signal integrity.
• High Output Current: The 105 mA output current capability allows the OPA688P to drive heavy loads effectively.
• Low Input Offset Voltage: The 2 mV input offset voltage ensures high accuracy in signal processing.
• Through-Hole Mounting: The through-hole package type provides robust mechanical stability and ease of integration into PCB designs.
• Moisture Sensitivity Level 1: The MSL 1 rating indicates unlimited exposure to moisture, enhancing reliability in various environmental conditions.
• Compliance: The OPA688P is REACH unaffected, ensuring it meets environmental and safety standards.

OPA688P Applications

The OPA688P is ideal for applications that demand high-speed signal processing and precision. Some specific use cases include:

• High-Speed Signal Amplification: Suitable for amplifying high-frequency signals in communication systems, radar, and sonar applications.
• Video Signal Processing: Ideal for driving video signals in displays, cameras, and other imaging devices.
• Data Acquisition Systems: Can be used in high-speed ADC and DAC interfaces to ensure accurate and rapid signal conversion.
• Medical Equipment: Applicable in medical imaging and diagnostic equipment where precision and speed are critical.
• Industrial Control Systems: Useful in control systems requiring fast response times and high accuracy.

Conclusion of OPA688P

The OPA688P from Texas Instruments is a high-performance operational amplifier designed for demanding applications requiring high speed and precision. Its wide supply voltage range, high gain bandwidth product, and fast slew rate make it a versatile choice for various high-frequency signal processing tasks. The low input bias current and high output current capability further enhance its performance, making it suitable for driving heavy loads while maintaining signal integrity. Despite being marked as obsolete, the OPA688P remains a reliable option for engineers and designers seeking a robust solution for their high-speed signal processing needs.