Texas Instruments

OPA637BM  

OP Amps, Buffer Amps ICs

OPA637BM Description

The OPA637BM is a high-performance general-purpose operational amplifier designed by Texas Instruments. It is part of the Difet® series and is housed in a TO99-8 package, making it suitable for through-hole mounting. This op-amp is designed to deliver exceptional performance across a wide range of applications, particularly those requiring high slew rates and low input bias current. The OPA637BM operates with a supply voltage range of 9 V to 36 V, making it versatile for various power supply configurations. It features a gain bandwidth product of 80 MHz, ensuring high-frequency performance and stability. The amplifier's slew rate of 135 V/µs allows it to handle fast signal transitions with minimal distortion. Additionally, the OPA637BM boasts an impressively low input bias current of just 1 pA, which is crucial for precision applications where minimal signal interference is required. The supply current is rated at 7 mA, ensuring efficient power usage. The voltage input offset is kept to a minimum at 40 µV, contributing to its high accuracy. The OPA637BM is designed for single-circuit operation and can deliver an output current of up to 45 mA per channel. It is important to note that this product is not recommended for new designs, but it remains a reliable choice for existing applications.

OPA637BM Features

• High Slew Rate: The OPA637BM features a high slew rate of 135 V/µs, which is ideal for applications requiring fast signal processing and minimal distortion.
• Low Input Bias Current: With an input bias current of only 1 pA, the OPA637BM minimizes signal interference and is well-suited for precision applications.
• Wide Supply Voltage Range: The operational amplifier can operate within a supply voltage range of 9 V to 36 V, providing flexibility for various power supply configurations.
• High Gain Bandwidth Product: The 80 MHz gain bandwidth product ensures stable performance across a wide frequency range, making it suitable for high-frequency applications.
• Low Voltage Input Offset: The low voltage input offset of 40 µV contributes to the high accuracy and precision of the OPA637BM.
• Efficient Power Usage: The supply current of 7 mA ensures efficient power usage, making it suitable for applications where power consumption is a concern.
• High Output Current: The OPA637BM can deliver an output current of up to 45 mA per channel, providing robust performance for demanding applications.
• Through-Hole Mounting: The TO99-8 package is designed for through-hole mounting, ensuring reliable mechanical stability and ease of integration into existing systems.
• Compliance and Safety: The OPA637BM is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards.
• Single-Circuit Design: The OPA637BM is designed for single-circuit operation, simplifying design and integration processes.

OPA637BM Applications

The OPA637BM is well-suited for a variety of applications due to its high performance and versatility. Some specific use cases include:

• High-Frequency Signal Processing: The high gain bandwidth product and fast slew rate make the OPA637BM ideal for applications requiring the processing of high-frequency signals, such as in communication systems and high-speed data acquisition.
• Precision Measurement Equipment: The low input bias current and low voltage input offset ensure high precision, making the OPA637BM suitable for precision measurement equipment and instrumentation.
• Audio Applications: The high slew rate and wide supply voltage range make the OPA637BM suitable for audio applications where high-fidelity signal reproduction is required.
• Industrial Control Systems: The robust performance and high output current capability make the OPA637BM suitable for industrial control systems where reliability and precision are critical.
• Medical Equipment: The low input bias current and high accuracy make the OPA637BM suitable for medical equipment where minimal signal interference is essential.

Conclusion of OPA637BM

The OPA637BM is a high-performance operational amplifier that offers a combination of high slew rate, low input bias current, and wide supply voltage range. These features make it suitable for a variety of applications, particularly those requiring high precision and fast signal processing. While it is not recommended for new designs, the OPA637BM remains a reliable choice for existing systems. Its compliance with environmental and safety standards ensures it meets industry requirements. Overall, the OPA637BM is a versatile and reliable operational amplifier that delivers exceptional performance in its intended applications.

OPA637BM Documents

Download datasheets and manufacturer documentation for OPA637BM

Datasheets :

OPA627, OPA637 Datasheet      

HTML Datasheet :

OPA627, OPA637 Datasheet