STMicroelectronics

LF347DT

LF347DT Description

The LF347DT is a high-performance operational amplifier (op-amp) designed and manufactured by STMicroelectronics. This device is part of the OP Amps, Buffer Amps ICs category and is known for its robust performance and reliability. The LF347DT is a quad op-amp, featuring four independent JFET input stages in a 14-pin SO package. It is designed to operate over a wide supply voltage range of 44 V, ensuring compatibility with various power sources. The device is also compliant with REACH and RoHS3 standards, making it environmentally friendly and suitable for a wide range of applications.

LF347DT Features

• Voltage - Supply Span (Max/Min): 44 V, allowing for flexibility in power supply selection.
• Gain Bandwidth Product: 4 MHz, providing high-speed amplification capabilities.
• Slew Rate: 16V/µs, enabling rapid response to input changes.
• Current - Input Bias: 20 pA, ensuring low power consumption and high input impedance.
• Current - Supply: 1.4mA (x4 Channels), offering efficient power usage across multiple channels.
• Current - Output / Channel: 40 mA, providing ample current drive capability for various loads.
• Voltage - Input Offset: 3 mV, contributing to high accuracy and stability in signal processing.
• Operating Temperature: 0°C ~ 70°C, making it suitable for a wide range of environmental conditions.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating that the device is not sensitive to moisture and can be stored and handled with ease.
• Mounting Type: Surface Mount, facilitating integration into compact and space-constrained designs.
• Package: Tape & Reel (TR)

LF347DT Applications

The LF347DT's unique combination of high performance, low power consumption, and wide operating temperature range makes it ideal for a variety of applications:

• Audio Amplification: Its low input bias current and high slew rate make it suitable for audio preamplifiers and line drivers.
• Signal Conditioning: The LF347DT's high gain bandwidth product and low input offset voltage make it an excellent choice for signal conditioning in industrial and scientific applications.
• Data Acquisition Systems: Its ability to handle a wide range of input signals and its low noise characteristics make it suitable for use in data acquisition systems.
• Automotive Electronics: The device's wide temperature range and robust performance make it ideal for automotive applications, such as sensor conditioning and control systems.

Conclusion of LF347DT

The LF347DT from STMicroelectronics is a versatile and high-performance quad op-amp that offers a unique combination of features, making it an excellent choice for a wide range of applications. Its high gain bandwidth product, low input bias current, and wide operating temperature range, combined with its compliance with environmental standards, make it a reliable and efficient solution for designers looking to implement high-quality amplification and signal processing in their systems.