The TPS3823-33DBVRG4 is a highly reliable supervisory circuit designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This compact device is engineered to monitor power supplies in digital systems, ensuring that the system operates reliably and within its specified voltage range.

Key Features

• Voltage Monitoring: The TPS3823-33DBVRG4 is designed to monitor a fixed voltage of 3.3V, providing precise power supply supervision.
• Reset Time Delay: It features a programmable time delay for the reset signal, which can be set by an external capacitor to provide flexibility in system reset timing.
• Manual Reset: The device includes a manual reset input that allows the user to trigger a system reset whenever necessary.
• Watchdog Timer: An integrated watchdog timer helps to ensure that the system remains operational by monitoring the microprocessor or microcontroller for activity.
• Supply Voltage Range: It operates over a wide supply voltage range, accommodating various application requirements.
• Low Power Consumption: The supervisory circuit is optimized for low power consumption, making it suitable for battery-powered and energy-efficient applications.
• Small Form Factor: The TPS3823-33DBVRG4 comes in a small SOT-23-5 package, ideal for space-constrained applications.

Applications

Due to its versatility and reliability, the TPS3823-33DBVRG4 is suitable for a wide range of applications, including:

• Portable/Battery-Powered Equipment
• Microprocessor/Microcontroller Systems
• Industrial Controls
• Telecommunications Equipment
• Computers and Networking Systems

Conclusion

The TPS3823-33DBVRG4 from Texas Instruments is a robust supervisory circuit that provides critical monitoring and control functions for digital systems. Its combination of voltage supervision, manual reset, and watchdog timer features, along with its low power consumption and small package size, make it an essential component for ensuring system stability and reliability across various applications.