STMicroelectronics

LF247D  

OP Amps, Buffer Amps ICs

LF247D Description

The LF247D is a high-performance operational amplifier (op-amp) from STMicroelectronics, designed for applications requiring exceptional speed and precision. This obsolete yet highly sought-after device features a 4-channel JFET input stage, offering a wide supply voltage range from 44 V to 44 V, making it suitable for a variety of power supply configurations. The LF247D is housed in a surface-mount 14SO package, ensuring ease of integration into modern electronic designs while maintaining robust mechanical stability.

LF247D Features

• Wide Supply Voltage Range: The LF247D operates within a supply voltage span of 44 V, providing flexibility in power supply design.
• High Gain Bandwidth Product: With a gain bandwidth product of 4 MHz, the LF247D ensures high-frequency performance, making it ideal for fast signal processing applications.
• Low Input Bias Current: The device boasts an extremely low input bias current of 20 pA, minimizing the impact on sensitive input signals and ensuring high-precision measurements.
• High Slew Rate: A slew rate of 16 V/µs allows the LF247D to handle high-frequency signals with minimal distortion, ensuring accurate signal reproduction.
• Low Input Offset Voltage: The LF247D features a low input offset voltage of 3 mV, contributing to its high-precision performance.
• High Output Current: Each channel can deliver up to 40 mA of output current, enabling the LF247D to drive a wide range of loads effectively.
• Compliance and Packaging: The LF247D is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is packaged in a tube, offering protection during handling and storage.

LF247D Applications

The LF247D is particularly well-suited for applications that demand high-speed signal processing and precision. Its unique combination of high gain bandwidth, low input bias current, and high slew rate makes it ideal for:

• High-Speed Signal Conditioning: In applications such as oscilloscopes and high-frequency communication systems, the LF247D can process signals quickly and accurately.
• Precision Measurement Equipment: The low input bias current and low input offset voltage make it suitable for precision instrumentation, ensuring accurate and reliable measurements.
• Audio Signal Processing: The LF247D's high slew rate and wide supply voltage range make it suitable for high-fidelity audio amplifiers and mixing consoles.
• Industrial Control Systems: The device's robust performance and high output current capability make it ideal for driving actuators and sensors in industrial environments.

Conclusion of LF247D

The LF247D from STMicroelectronics is a versatile and high-performance operational amplifier that offers significant advantages over similar models. Its wide supply voltage range, high gain bandwidth product, low input bias current, and high slew rate make it a standout choice for applications requiring speed and precision. Despite its obsolete status, the LF247D remains a valuable component for engineers and designers seeking reliable and high-performance solutions in their electronic systems.

LF247D Documents

Download datasheets and manufacturer documentation for LF247D

Datasheets :

LFx47      

HTML Datasheet :

LFx47