The TPS3619-33DGKRG4 is a highly reliable, low-power supervisory circuit designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This device is engineered to monitor power supply and system voltages, ensuring that microprocessors and digital systems operate optimally.

Key Features

• Voltage Monitoring: Precision supervision of 3.3V power supplies with a threshold voltage of 2.93V, providing accurate monitoring to safeguard system operations.
• Low Current Consumption: With a typical supply current of only 15 µA, the TPS3619-33DGKRG4 contributes to overall power efficiency, making it ideal for battery-powered and energy-sensitive applications.
• Manual Reset: The manual reset input allows for a system reset to be initiated by an external source, offering additional control and safety mechanisms.
• Power-On Reset Generator: The built-in reset generator ensures a proper system reset by providing a reset signal during power-up, power-down, and brown-out conditions.
• Watchdog Timer: An integrated watchdog timer improves system reliability by monitoring system activity and initiating a system reset in case of software anomalies or malfunctions.
• Temperature Range: The device is operational over a wide temperature range from -40°C to +85°C, suitable for industrial and automotive environments.

Applications

The TPS3619-33DGKRG4 is versatile and can be used in a variety of applications, including:

• Microprocessor, Microcontroller, or DSP Systems
• Industrial Equipment
• Portable/Battery-Powered Devices
• Networking and Telecommunications
• Automotive Systems

Package and Quality

This supervisory circuit is offered in an 8-pin MSOP (DGK) package, which allows for a compact footprint on printed circuit boards. The device is part of Texas Instruments' commitment to high-quality and reliable components, ensuring long-term performance in a range of electronic systems.