ICL7665AESA

Supervisors Overview

The ICL7665AESA is a CMOS micropower voltage monitor manufactured by Analog Devices Inc./Maxim Integrated. It features dual independently programmable over/undervoltage detectors with an internal bandgap reference, supporting supply voltages from 1.6V to 16V. The device provides active high, active low, and open drain outputs for flexible system integration. Key electrical parameters include a threshold accuracy of 2%, a typical operating current of 15µA, and a maximum power dissipation of 471mW. Overvoltage thresholds are specified at 1.325V and 1.375V. It operates within a temperature range of -40°C to +85°C and is housed in an SOIC-Narrow-8 package.

Supervisors Feature Summary

• Dual independently programmable voltage monitoring channels utilizing external resistors for threshold setting
• Integrated internal bandgap reference ensuring accurate threshold detection across the full supply range
• Flexible output configuration providing active high, active low, and open drain signal options

Supervisors Applications

• Battery-operated systems requiring high or low voltage warnings
• Instruments necessitating settable trip points for fault detection
• Portable electronic devices demanding micropower supervision circuits

Supervisors Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status as indicated in official documentation. Ensure the specific suffix matches required packaging and temperature grades. Cross-reference datasheet revisions to validate parameter consistency before implementation.

Supervisors Selection Notes

Select this component when dual independent voltage supervision is required with minimal quiescent current consumption. The adjustable threshold capability via external resistors offers design flexibility compared to fixed-voltage monitors. Consider the available output types to match interface requirements without additional logic components.

Supervisors Part Context

This part belongs to the ICL7665 series of micropower voltage supervisors. It is designed for applications where power management efficiency is critical. The series supports various packages including SOIC and DIP formats, catering to different board space and mounting constraints in consumer and industrial electronics.

Supervisors Replacement Considerations

Public confirmed substitute part numbers include ICL7665ACSA+ and ICL7665CSA+. Verify pinout compatibility and electrical specifications against original requirements before substitution.