MAX4429ESA

Overview

The MAX4429ESA is a single-channel, low-power operational amplifier manufactured by Analog Devices Inc./Maxim Integrated. It features a gain-bandwidth product of 15 MHz and a slew rate of 7 V/us. The device operates within a supply voltage range of 1.7 V to 5.5 V, consuming 750 uA of quiescent current per channel. Key electrical specifications include an input offset voltage of 50 uV, input bias current of 500 fA, and a common-mode rejection ratio of 90 dB. It provides 50 mA output current capability and exhibits an input voltage noise density of 12.7 nV/sqrt Hz. The component supports a shutdown function and is housed in an 8-SOIC package.

Feature Summary

• Integrates a shutdown control feature for power management
• Delivers rail-to-rail output swing capability
• Provides low input offset voltage for precision applications

Applications

• Battery-powered sensor signal conditioning
• Portable medical instrumentation
• Industrial process control loops

Procurement Notes

Verify the specific suffix 'ESA' against official manufacturer documentation to confirm the exact package type and temperature rating. Ensure compatibility with the required operating environment before integration. Cross-reference the datasheet revision date to validate parameter accuracy. Confirm RoHS compliance status through official certification records. Validate pinout configuration against the specific application circuit design.

Selection Notes

Select this component when low power consumption and moderate bandwidth are critical requirements. The 15 MHz gain-bandwidth product suits applications requiring fast response without excessive power draw. Consider the 500 fA input bias current for high-impedance source interfacing. Evaluate the 1.7 V minimum supply voltage for compatibility with single-cell battery systems. Assess the 8-SOIC package constraints for PCB layout space limitations.

Part Context

This part belongs to the MAX4429 series of low-offset, low-power amplifiers. It is designed for applications demanding precision in resource-constrained environments. The series typically offers trade-offs between speed, power, and accuracy. Analog Devices/Maxim Integrated positions these devices for use in portable and industrial sectors where efficiency is paramount.

Replacement Considerations

Consult official substitution lists for direct replacements. Verify pinout and electrical parameter compatibility before swapping.