CAT1022YI-45-GT3

Supervisors Overview

The CAT1022YI-45-GT3 is a voltage supervisory circuit manufactured by onsemi, designed for monitoring power supply integrity in electronic systems. It operates within a supply voltage range of 2.7 V to 5.5 V and features a threshold voltage of 4.5 V with an overvoltage threshold of 4.75 V. The device includes five monitored inputs and provides open collector/drain outputs. Key functional parameters include a manual reset capability, an integrated watchdog timer, and a reset delay time of 200 ms. It is housed in an 8-pin TSSOP package and supports surface mount installation.

Supervisors Feature Summary

• Integrates a watchdog timer for system reliability monitoring
• Supports manual reset input for user-initiated control
• Features open collector or drain output configuration

Supervisors Applications

• CPU supervision in embedded systems
• Power management IC monitoring
• Industrial control circuit protection

Supervisors Procurement Notes

Verify component authenticity through authorized distributors due to potential obsolescence status. Confirm RoHS compliance details via official datasheets. Check regional availability restrictions as distribution may be limited. Validate package type and pinout compatibility before integration into existing designs.

Supervisors Selection Notes

Select this component when five-channel voltage monitoring is required alongside watchdog functionality. Ensure the 4.5 V threshold aligns with target supply rails. Consider the TSSOP-8 package constraints for PCB layout. Verify operating temperature range suitability for the intended environment.

Supervisors Part Context

This part belongs to the CAT1022 series of supervisory circuits from onsemi. It is categorized under PMIC - Power Management ICs and Supervisory Circuits. The product line focuses on providing reliable voltage monitoring solutions for industrial and consumer applications requiring robust power management.

Supervisors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer cross-reference tools for compatible alternatives if this specific model is discontinued.