TPS3306-15D

Supervisors Overview

The TPS3306-15D is a dual-processor supervisory circuit manufactured by Texas Instruments, designed for voltage monitoring applications. It features two monitored inputs with threshold voltages of 1.5 V and 3.3 V. The device provides an active low, open-drain output and includes a watchdog timer functionality. It operates within a supply voltage range up to 6 V and supports a reset delay time of 100 ms. The component is housed in an 8-VSSOP package and functions reliably across a temperature range of -40 °C to +85 °C.

Supervisors Feature Summary

• Dual-input voltage supervision with configurable thresholds
• Integrated watchdog timer for system reliability
• Active low open-drain reset output configuration

Supervisors Applications

• Dual-processor power management systems
• Voltage supervision for embedded controllers
• System reset generation in multi-rail environments

Supervisors Procurement Notes

Verify the specific suffix against official documentation to confirm pinout and electrical characteristics. Ensure the selected variant matches the required threshold voltages and package type for your design. Cross-reference the manufacturer datasheet for any recent revisions or obsolescence notices before finalizing procurement decisions.

Supervisors Selection Notes

Select this component when dual-channel voltage monitoring is required with integrated watchdog capabilities. Consider the 1.5 V and 3.3 V threshold options for compatibility with standard logic levels. Evaluate the VSSOP package constraints against board space requirements and thermal performance needs for the target application environment.

Supervisors Part Context

This part belongs to the TPS3306 series of supervisory circuits from Texas Instruments. These devices are engineered for robust power management in complex electronic systems. The series offers various threshold configurations to suit different voltage rails, providing a flexible solution for ensuring system stability and proper reset sequencing during power transitions.

Supervisors Replacement Considerations

Public confirmed substitute part numbers: TPS3306-15DGK, TPS3306-15DR.