ISL28407FBZ

Instrumentation, Op Amps, Buffer Amps Overview

The ISL28407FBZ is a quad precision operational amplifier manufactured by Renesas Electronics Corporation. It features a gain-bandwidth product of 1.5 MHz and a slew rate of 500 mV/us. The device operates with an input offset voltage of 10 uV and an input bias current of 80 pA. Supply voltage ranges from 2.25 V to 20 V, with a typical operating current of 440 uA. Each channel provides an output current of 43 mA. Common-mode rejection ratio is 120 dB, and input voltage noise density is 10 nV/sqrt Hz. The component is housed in a 14-SOIC package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Chopper-stabilized architecture for low offset voltage and drift
• Low input bias current suitable for high-impedance sources
• Quad configuration in compact surface-mount packaging

Instrumentation, Op Amps, Buffer Amps Applications

• Precision sensor signal conditioning
• Medical instrumentation front-ends
• Industrial process control systems

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix 'FBZ' against the official Renesas datasheet to confirm pinout and electrical specifications. Confirm RoHS compliance status through manufacturer documentation. Check for obsolescence notices as this part may be discontinued or superseded by newer revisions. Ensure the 14-SOIC package dimensions match your PCB footprint requirements before finalizing procurement decisions.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when chopper stabilization is required to minimize DC errors without external calibration. The quad topology reduces board space compared to single amplifiers. Verify that the 1.5 MHz bandwidth meets system speed requirements. Ensure supply voltages remain within the 2.25 V to 20 V range for proper operation. Consider thermal dissipation in dense SOIC layouts.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the ISL284xx series of micropower precision amplifiers. It shares architectural similarities with the ISL28107 (single) and ISL28207 (dual) variants. The family emphasizes low noise and low power consumption for battery-operated applications. All variants utilize the same core chopper-stabilized technology for high accuracy.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Renesas official documentation for direct replacements or cross-reference guides.