CAT1025WI-42-GT3

Supervisors Overview

The CAT1025WI-42-GT3 is a voltage supervisory circuit manufactured by onsemi, designed for CPU monitoring applications. It operates within a supply voltage range of 2.7 V to 5.5 V and features a threshold voltage between 4.25 V and 4.5 V. The device provides a reset delay time of 200 ms and includes manual reset functionality. It utilizes an SOIC-8 surface mount package and supports active high, active low, and open drain output types. The component monitors one input and lacks a watchdog timer or battery backup switch. Operating temperatures range from -40°C to +85°C, with a maximum power dissipation of 1 W.

Supervisors Feature Summary

• Integrates voltage supervision with manual reset capability for reliable system control
• Offers flexible output configurations including active high, active low, and open drain options
• Features a dedicated reset delay time to ensure stable power-up sequences

Supervisors Applications

• CPU power supply monitoring in embedded systems
• Voltage supervision for microcontroller units
• System reset generation in industrial control equipment

Supervisors Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance details via official documentation. Check regional availability restrictions as distribution may be limited. Validate package integrity and pin configuration against the SOIC-8 specification before integration into design workflows.

Supervisors Selection Notes

Select this component when a single-input voltage supervisor with manual reset is required. Ensure the operating voltage range aligns with the target system's power rails. Consider the specific output type requirements for interface compatibility. Verify thermal performance within the specified temperature range for the intended application environment.

Supervisors Part Context

This part belongs to the CAT1025 series of supervisory circuits from onsemi. The series focuses on providing essential voltage monitoring functions for digital logic and processor-based designs. The specific model variant indicates the package type and threshold characteristics within this product line.

Supervisors Replacement Considerations

Consult manufacturer datasheets for direct pin-compatible alternatives within the same series. Evaluate similar supervisory circuits with matching threshold voltages and output configurations. Verify functional equivalence regarding reset delay times and manual reset capabilities before substitution.