The TPS3828-33DBVT is a highly reliable, low-power supervisory circuit designed and manufactured by Texas Instruments. This device is an integral component in various electronic systems, providing crucial monitoring functionality to ensure the stability and proper operation of microprocessors, microcontrollers, and other digital systems.

Key Features:

• Voltage Supervision: The TPS3828-33DBVT offers precision voltage supervision at 3.3V, making it suitable for a wide range of applications that require a 3.3V supply voltage.
• Supply Current: With an incredibly low supply current of 15 µA (typical), this device is an excellent choice for power-sensitive applications.
• Reset Time Delay: It features a programmable time delay for the reset, providing designers with the flexibility to set the reset timeout period according to their system requirements.
• Manual Reset: A manual reset input is available, which allows for a system reset to be initiated by external events or user interaction.
• Temperature Range: The device operates over a wide temperature range from -40°C to +85°C, ensuring reliable performance in various environmental conditions.
• Package: It comes in a small, 5-pin SOT-23 package, which is ideal for space-constrained applications.
• Watchdog Timer: An integrated watchdog timer enhances system reliability by monitoring software execution intervals.

Applications:

The TPS3828-33DBVT is versatile and can be used in numerous applications, including:

• Battery-powered equipment
• Portable and handheld devices
• Embedded systems
• Industrial controls
• Automotive systems
• Telecommunication and networking equipment

Summary:

The TPS3828-33DBVT from Texas Instruments is a robust supervisory circuit that provides critical monitoring of system voltages, ensuring that digital systems operate within their intended voltage thresholds. Its low power consumption, programmable reset delay, and additional features such as the manual reset and watchdog timer make it a versatile solution for enhancing system reliability and preventing system failure due to voltage anomalies or software faults.