ISL28118FBZ

Instrumentation, Op Amps, Buffer Amps Overview

The ISL28118FBZ is a single-channel precision operational amplifier manufactured by Renesas Electronics Corporation. It features a gain-bandwidth product of 3.2 MHz and a slew rate of 1.2 V/us. The device operates with a maximum supply voltage of 40 V and a minimum of 1.5 V, consuming 1.1 mA of operating current. Key electrical specifications include an input offset voltage of 25 uV, input bias current of 230 nA, and an input voltage noise density of 9 nV/sqrt Hz. It provides a power supply rejection ratio of 109 dB and a voltage gain of 132 dB. The component is housed in an SOIC-8 package and supports surface mount installation.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Single-channel precision amplifier design optimized for low-noise applications
• Rail-to-rail output capability for extended dynamic range
• High common-mode rejection and power supply rejection ratios
• Operates across a wide temperature range from -40 C to +125 C

Instrumentation, Op Amps, Buffer Amps Applications

• Industrial control systems requiring high precision signal conditioning
• Medical instrumentation demanding low noise performance
• Data acquisition systems utilizing high-resolution analog-to-digital conversion
• Sensor interface circuits for strain gauges and thermocouples

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix and packaging configuration against official Renesas documentation before procurement. Confirm RoHS compliance status and lead times directly with authorized distributors. Ensure the ordering part number matches the required tape and reel or tube quantity. Check for any recent product change notifications that may affect pinout or electrical characteristics.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when a single-channel op amp with rail-to-rail output and low noise is required. Compare input offset voltage and bias current against system requirements. Consider the SOIC-8 package size for PCB layout constraints. Evaluate the 40 V maximum supply voltage against available power rails. Verify thermal performance within the specified operating temperature range.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the ISL28118 series of precision amplifiers. It shares architectural similarities with other members like the ISL28218 but differs in channel count and specific electrical parameters. The series is designed for applications requiring high accuracy and stability. Renesas continues to support this line for industrial and scientific equipment.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Check for direct replacements within the ISL281xx family. Verify pin compatibility and electrical parameter equivalence for cross-references. Consult official substitution guides for updated components if discontinuation occurs.