Product Overview: TPS3809K33DBVRG by Texas Instruments

The TPS3809K33DBVRG is a state-of-the-art voltage supervisor from Texas Instruments, designed to maintain the reliability and stability of your electronic systems. This compact, low-power integrated circuit (IC) is a crucial component for monitoring the voltage levels in microprocessor (μP) systems, digital systems, and other voltage-sensitive applications to ensure proper operation, especially during power-up, power-down, and brown-out conditions.

Key Features

• Voltage Monitoring: The device monitors a 3.3V supply voltage with a precision factory-set threshold, providing a robust solution for voltage supervision requirements.
• Low Power Consumption: With its ultra-low current draw, the TPS3809K33DBVRG is an ideal choice for power-sensitive designs, helping to extend battery life in portable applications.
• Manual Reset Input: The inclusion of a manual reset input allows for a system reset to be triggered with an external button or logic signal, offering additional control to the user or system.
• Reset Time Delay: It features a programmable time delay for the reset signal, providing designers with the flexibility to tailor the reset timing to specific system requirements.
• High Accuracy: The device boasts a high threshold accuracy which ensures reliable operation under varying conditions and across temperature ranges.
• Temperature Range: It operates over a wide temperature range, making it suitable for industrial and automotive applications that demand high reliability in extreme environments.

Package and Availability

The TPS3809K33DBVRG comes in a compact SOT-23-3 package, which is highly suited for space-constrained applications. Its small size and lead (Pb)-free construction comply with RoHS requirements, adhering to environmental standards for electronic components.

Applications

This voltage supervisor IC is versatile and can be used in a wide array of applications, including:

• Portable/Battery-Powered Equipment
• Microprocessor/Microcontroller Systems
• Industrial Controls
• Notebooks/Computers
• Medical Devices
• Automotive Systems

With its precise voltage monitoring and low power consumption, the TPS3809K33DBVRG from Texas Instruments is an essential component for ensuring the continuous and reliable operation of your electronic systems.