TPS3619-33DGKR

The TPS3619-33DGKR is a precision voltage supervisor from Texas Instruments, designed for monitoring and safeguarding power supplies in electronic circuits. It features an integrated watchdog timer and manual reset functionality, which ensures reliability in embedded systems. The device is equipped with a low quiescent current, making it suitable for battery-powered applications. It monitors the supply voltage and, if it drops below a preset threshold, it generates a reset signal to prevent malfunction. The TPS3619-33DGKR is typically used in microcontroller-based applications, ensuring the system operates within specified voltage limits. Its compact SOT-23 package allows for easy integration into space-constrained designs.

The TPS3619-33DGKR is a part of Texas Instruments' line of ultra-low power supervisory circuits. Key features include:
1. Voltage Supervision: It provides monitoring for supply voltages, ensuring that microcontrollers or processors operate within safe voltage levels. It features a fixed threshold voltage of 3.3V.
2. Reset Functionality: The device offers a push-pull, active-low reset output that remains asserted when the supply voltage is below the threshold, ensuring reliable system resets during power-up, power-down, and brownout conditions.
3. Watchdog Timer: The integrated watchdog timer is designed to reset the microcontroller in case of a software hang-up, enhancing system reliability.
4. Manual Reset: A manual reset input (MR) allows external control to trigger a reset, providing additional flexibility.
5. Low Power Consumption: The TPS3619 series is optimized for low power consumption, making it suitable for battery-powered applications.
6. Package and Operation: It comes in a space-saving SOT-23 package and operates over a wide temperature range, suitable for various environmental conditions.
These features make the TPS3619-33DGKR ideal for applications requiring reliable power supervision and reset functionality.

The TPS3619-33DGKR is a voltage supervisor IC from Texas Instruments, typically offered in an 8-pin VSSOP package. This package type is compact, suitable for space-constrained applications.

The TPS3619-33DGKR is a supervisor IC designed by Texas Instruments. It has an 8-pin package. This device is primarily used for monitoring the supply voltage in microcontroller systems and ensuring safe operation by providing a reset signal when the voltage drops below a specified threshold. Its primary functions include:
1. Voltage Monitoring: The TPS3619-33DGKR monitors the supply voltage and triggers a reset when the voltage falls below 3.3V.
2. Reset Output: It provides a reset output to ensure that the system initializes correctly after a power-up or a voltage drop.
3. Watchdog Timer: The device includes an integrated watchdog timer to monitor the microcontroller's operation and reset it in case of malfunctions.
4. Manual Reset Input: It allows for a manual reset via an external signal.
5. Battery Backup: The device can switch to a backup battery to maintain a secondary power source for critical functions.
These functionalities make it ideal for use in systems that require reliable power supervision to prevent erratic operation of microcontrollers.

The TPS3619-33DGKR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. It is known for its development, production, and commercialization of analog chips and embedded processors, which are utilized in various applications such as industrial, automotive, personal electronics, and communications equipment. The company focuses on innovation and technology leadership, providing solutions that enable customers to create more efficient and effective electronic systems.

The TPS3619-33DGKR is a supervisory circuit used primarily in applications that require microprocessor or microcontroller monitoring and reset functions. It is ideal for battery-powered devices, portable electronics, consumer electronics, and industrial control systems. Its primary role is to ensure the proper operation and reliability of systems by monitoring supply voltage levels and providing a reset signal during power-up, power-down, and brownout conditions.

The TPS3619-33DGKR is a voltage supervisor with a reset feature from Texas Instruments. Equivalent products might include:
1. MAX809 Series from Maxim Integrated – Supervisory circuit with a similar reset function.
2. ADM810 Series from Analog Devices – Microprocessor reset circuit.
3. MCP130 Series from Microchip Technology – Voltage supervisor with reset.

Each equivalent product should be evaluated for specific features like voltage threshold, reset timeout, and package type to ensure compatibility with your application.