MAX6849KASD3-T

Overview

The MAX6849KASD3-T is a low-power, adjustable battery monitor and microprocessor reset circuit manufactured by Analog Devices Inc. (Maxim Integrated). It operates within a supply voltage range of 1.6 V to 5.5 V and is housed in an SOT-23-8 package. The device supports multi-chemistry batteries with two monitored cells and includes integrated hysteresis for fault protection. It functions across an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrated adjustable battery monitoring with hysteresis for reliable threshold detection
• Built-in microprocessor reset generator with configurable timeout
• Supports multi-chemistry battery configurations with dual cell monitoring

Applications

• Portable electronic devices requiring efficient battery management
• Multi-cell battery powered systems needing voltage supervision
• Microprocessor reset circuits in embedded applications

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential counterfeit risks. Confirm the specific suffix 'T' indicates tape-and-reel packaging if required for automated assembly. Check current availability status as supply constraints may affect lead times. Ensure RoHS compliance documentation matches project requirements. Validate that the SOT-23-8 footprint aligns with existing PCB designs before procurement.

Selection Notes

Select this component when designing portable systems requiring simultaneous battery voltage monitoring and processor reset generation. It is suitable for applications needing adjustable thresholds without external resistors. Consider the SOT-23-8 package size for space-constrained layouts. Verify that the operating voltage range covers the system's minimum and maximum battery states. Evaluate power consumption requirements against the device's low-power specifications.

Part Context

This part belongs to the MAX6847/MAX6849 family of low-power battery monitors. These ICs integrate battery supervision and reset functions into a single compact solution. The family targets portable electronics where power efficiency and board space are critical. The MAX6849 variant specifically supports multi-chemistry batteries with two monitored cells, offering flexibility for various battery types.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official Analog Devices documentation for cross-reference information or contact the manufacturer directly for compatible alternatives.