LF347DRG4

Overview

The LF347DRG4 is a quad JFET-input operational amplifier manufactured by Texas Instruments. It features a wide bandwidth and high slew rate, making it suitable for general-purpose analog signal processing. The device operates within a supply voltage range of 8 V to 36 V and supports dual supplies from ±4 V to ±18 V. It is housed in a 14-pin SOIC package with an operating temperature range of 0°C to +70°C.

Feature Summary

• Quad JFET input stage providing low input bias current
• Wide bandwidth and high slew rate for fast signal response
• High common-mode rejection ratio for noise immunity
• Compatible with standard single or dual power supply configurations

Applications

• General-purpose analog signal conditioning circuits
• Active filter designs requiring low input current
• Instrumentation amplifiers and sensor interfaces
• Audio pre-amplification stages

Procurement Notes

Verify the specific suffix DRG4 against the manufacturer's latest datasheet to confirm pinout and packaging details. Ensure the component meets RoHS compliance requirements for your assembly process. Cross-reference the ordering information with official Texas Instruments documentation to avoid counterfeit parts.

Selection Notes

Select this component when low input bias current and wide bandwidth are required for multi-channel applications. Compare performance metrics such as slew rate and gain-bandwidth product against other quad op-amps in the family. Consider the SOIC package size and thermal characteristics for PCB layout constraints.

Part Context

This part belongs to the LF347 series of quad operational amplifiers. It shares functional similarities with other members of the family but differs in packaging and specific manufacturing revisions indicated by the suffix. It serves as a versatile solution for applications needing multiple high-performance amplifiers in a single package.