S-19400F50A-K8T2U4

Supervisors Overview

The S-19400F50A-K8T2U4 is a supervisory circuit manufactured by ABLIC Inc., designed for monitoring voltage levels in electronic systems. It operates within a supply voltage range of 1.7 V to 6.0 V and features a fixed threshold voltage of 5.0 V. The device utilizes an open-drain output configuration and includes a manual reset function. It is housed in an 8-WSSOP package with dimensions of 3.0 mm x 3.0 mm. The component supports an operating temperature range from -40°C to +85°C and consumes a typical current of 1.0 µA.

Supervisors Feature Summary

• Integrates a watchdog timer for system reliability
• Provides manual reset capability via dedicated pin
• Features low power consumption suitable for battery applications

Supervisors Applications

• Portable electronic devices requiring voltage supervision
• Battery-powered equipment needing low standby current
• Industrial control systems utilizing watchdog functions

Supervisors Procurement Notes

Verify the specific suffix K8T2U4 against the manufacturer's latest datasheet to confirm package type and tape/reel specifications. Ensure compatibility with existing PCB footprint designs, as WSSOP-8 dimensions must match assembly requirements. Confirm operational temperature ratings align with the target environment constraints before finalizing procurement orders.

Supervisors Selection Notes

Select this component when a fixed 5.0 V threshold is required for system monitoring. The open-drain output allows for flexible logic level interfacing. Consider the manual reset feature if external user intervention is needed for system recovery. Evaluate the low quiescent current against total system power budgets for battery-operated applications.

Supervisors Part Context

This part belongs to the S-19400 series of supervisory circuits from ABLIC. The series offers various threshold voltages and output configurations. The S-19400F50A variant specifically targets applications requiring a 5.0 V detection level. The K8T2U4 suffix indicates the specific packaging and handling format provided by the manufacturer.

Supervisors Replacement Considerations

Direct substitutes include other ABLIC S-19400 series parts with compatible thresholds and outputs. Cross-reference pinouts and electrical characteristics carefully when considering alternatives from different manufacturers to ensure functional equivalence.