TPS3809K33QDBVRQ1

The TPS3809K33QDBVRQ1 is a precision voltage supervisor from Texas Instruments, designed to monitor the supply voltage in microcontroller and digital systems to ensure proper system operation. It is part of the TPS3809 series, which offers high accuracy and low power consumption, making it ideal for portable and battery-operated devices.
This device specifically tracks the 3.3V supply voltage with a fixed threshold, ensuring the voltage remains above a specified level. If the voltage drops below this threshold, the supervisor triggers a reset signal to the processor, preventing faulty operations. The TPS3809K33QDBVRQ1 features a push-pull reset output, a manual reset input, and a low supply current, typically around 9 µA.
It is housed in a small SOT-23 package, which is suitable for space-constrained applications. With its wide operating temperature range of -40°C to +125°C, it is ideal for automotive and industrial environments. Its robust design, combined with high precision and reliability, makes it an effective solution for voltage monitoring in critical systems.

The TPS3809K33QDBVRQ1 is a voltage supervisor with a threshold voltage suitable for monitoring a 3.3V power supply. Equivalent products include:
1. TLV803E33DBZR - Texas Instruments
2. MCP100T-315I/TT - Microchip Technology
3. MAX811TEUS+T - Maxim Integrated
4. STM6321LWY6F - STMicroelectronics
These components serve similar functionality, addressing voltage supervision and reset needs in electronic systems. Always check the specific datasheet to ensure full compatibility with your design requirements.

The TPS3809K33QDBVRQ1 is a precision voltage supervisor designed for monitoring system voltages in automotive and other high-reliability applications. Key features include:
1. Voltage Supervision: Monitors 3.3V systems to ensure they remain within specified thresholds.
2. Reset Functionality: Provides a reset signal for microcontrollers and processors when the monitored voltage drops below a predefined level.
3. Accuracy: Offers a high-accuracy reset threshold.
4. Reset Delay: Fixed reset delay of 200 ms to prevent premature re-enabling of the microcontroller.
5. Low Supply Current: Features low quiescent current for power efficiency.
6. Wide Temperature Range: Operates effectively within a temperature range of -40°C to 125°C, suitable for automotive environments.
7. Small Package: Available in a compact SOT-23 package, saving board space.
8. Automotive-Grade: AEC-Q100 qualified, meeting the standards for automotive applications.
These features make the TPS3809K33QDBVRQ1 ideal for critical applications where reliable voltage monitoring and reset functions are essential.

The TPS3809K33QDBVRQ1 is a voltage supervisor IC manufactured by Texas Instruments. It typically comes in a 5-pin SOT-23 package. The primary function of this device is to monitor the supply voltage of a system and assert a reset signal when the voltage falls below a specified threshold. This ensures the system operates correctly and prevents erratic behavior during undervoltage conditions. The TPS3809K33QDBVRQ1 is specifically designed for automotive applications and offers a fixed voltage threshold of 3.3V, along with a push-pull, active-low reset output.

The manufacturer of the TPS3809K33QDBVRQ1 is Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. These components are sold to electronics designers and manufacturers globally. Headquartered in Dallas, Texas, TI is one of the top semiconductor companies worldwide, focusing on developing analog chips and embedded processors, which are widely used in electronic devices and systems. The company serves various markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in the semiconductor industry and has a long history dating back to its founding in 1930.

The TPS3809K33QDBVRQ1 is a voltage supervisory circuit commonly used in automotive, industrial, and consumer electronics applications. It provides accurate monitoring and reset functions for microcontrollers and digital systems. Key application areas include:
1. Automotive Systems: Used for power supply monitoring in electronic control units (ECUs).
2. Industrial Equipment: Ensures reliable operation by monitoring voltage levels in PLCs and motor controllers.
3. Consumer Electronics: Provides system reset control in devices like TVs, gaming consoles, and home appliances.
4. Embedded Systems: Offers microcontroller reset functionality in IoT devices and other embedded applications.
These features help maintain system stability and reliability by ensuring proper voltage levels are maintained.

The TPS3809K33QDBVRQ1 is a voltage supervisor IC from Texas Instruments. It is housed in a SOT-23-6 package, which is a small outline transistor package with six pins. This package type is suitable for compact circuit designs where space conservation is crucial.