LF411ACN

Overview

The LF411ACN is a precision operational amplifier manufactured by Texas Instruments, featuring a JFET input stage. It provides a gain-bandwidth product of 8 MHz and a slew rate of 25 V/us. The device operates with a supply voltage range from -15 V to +15 V and draws a typical operating current of 2.5 mA. Key electrical characteristics include an input offset voltage of 500 uV, input bias current of 60 pA, common-mode rejection ratio of 100 dB, and input voltage noise density of 18 nV/sqrt Hz. It is housed in an 8-pin PDIP package.

Feature Summary

• JFET input stage for low bias current
• Precision performance with low offset voltage
• High common-mode rejection ratio

Applications

• Precision signal conditioning circuits
• Low-noise amplification stages
• Instrumentation applications requiring high CMRR

Procurement Notes

Verify the specific suffix 'CN' against official Texas Instruments documentation to confirm package type and temperature grade. Ensure compatibility with design requirements for JFET input op-amps. Cross-reference datasheet specifications for accuracy before integration.

Selection Notes

Select this component for applications demanding low input bias current and high precision. Compare specifications such as offset voltage and noise density against alternative JFET op-amps. Verify package availability and thermal characteristics for the intended PCB layout.

Part Context

Part of the LF411 family of precision JFET-input operational amplifiers. Designed for general-purpose analog signal processing where low input current and high accuracy are critical. Widely used in professional audio and measurement equipment.

Replacement Considerations

Check for direct pin-compatible alternatives within the LF411 series or similar JFET-input op-amps from other manufacturers. Verify electrical parameter equivalence.