CAT853TTBI-T3

Supervisors Overview

The CAT853TTBI-T3 is a supervisory circuit manufactured by onsemi, classified under PMIC - Power Management ICs. It functions as a voltage monitor with an open-drain active-low output. The component is available in SOT-23 packaging and operates within a supply voltage range of 1.2 V to 5.5 V. It supports monitoring voltages from 2.5 V to 5 V and features a reset threshold between 3 V and 3.15 V. The device is designed for surface mount installation and operates across a temperature range of -40 °C to +85 °C.

Supervisors Feature Summary

• Provides microprocessor power supervision via an open-drain active-low output signal.
• Monitors input voltage levels against defined reset thresholds to ensure system stability.
• Operates with low supply voltage requirements suitable for portable applications.

Supervisors Applications

• Microprocessor power monitoring
• Voltage supervision in embedded systems
• Portable electronic devices

Supervisors Procurement Notes

Verify current availability status as the component lifecycle indicates end-of-life or obsolescence. Confirm RoHS compliance details through official manufacturer documentation before integration. Check for alternative sourcing channels if standard distribution is restricted in your region. Ensure package type matches design requirements.

Supervisors Selection Notes

Select this part for applications requiring simple voltage supervision with an open-drain interface. Consider the operating temperature range and supply voltage limits during design. Verify that the reset threshold aligns with the monitored rail requirements. Evaluate package compatibility for surface mount assembly processes.

Supervisors Part Context

This component belongs to the CAT853 series of supervisory circuits from onsemi. It is categorized under PMIC - Power Management ICs. The series typically offers voltage monitoring solutions for various digital logic families. The specific model provides fixed threshold options for common voltage rails.

Supervisors Replacement Considerations

Check for direct substitutes within the CAT853 family. Verify pinout and electrical specifications match exactly. Consult manufacturer datasheets for updated product recommendations if this part is discontinued.