Product Overview: TPS3825-33QDBVR from Texas Instruments

The TPS3825-33QDBVR is a highly reliable supervisor circuit designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This integrated circuit (IC) is specifically crafted to monitor power supply and system voltages, ensuring that electronic devices operate within safe parameters. It is an essential component for systems that require a high degree of reliability and precision.

Key Features and Benefits

• Voltage Monitoring: The TPS3825-33QDBVR supervises a fixed voltage threshold of 3.3V, which is crucial for systems operating at this common supply voltage. It provides a precise and stable monitoring solution that helps prevent damage due to abnormal voltage levels.
• Power-On Reset (POR) Generator: This device includes a built-in POR generator that ensures the system microcontroller or processor boots up in a known state, enhancing system reliability upon power-up.
• Manual Reset Input: An additional manual reset input allows for an external signal to initiate a system reset, offering flexibility and control for various applications.
• Low Supply Current: With a low supply current draw, the TPS3825-33QDBVR is energy-efficient, making it suitable for battery-powered and portable applications where power conservation is critical.
• Watchdog Timer: The integrated watchdog timer ensures that the system operates correctly by monitoring software activity. If the software becomes unresponsive, the watchdog timer can reset the system, thus preventing software lock-up.
• Temperature Range: The device operates over a wide temperature range, making it suitable for industrial applications that may be exposed to harsh environmental conditions.
• Small Form Factor: Packaged in a compact SOT-23-5 package, the TPS3825-33QDBVR is ideal for space-constrained applications.

Applications

The TPS3825-33QDBVR is versatile and can be used in a variety of applications, including:

• Microprocessor, microcontroller, or FPGA systems
• Portable and battery-powered devices
• Networking equipment such as routers and switches
• Industrial controls and automation systems
• Consumer electronics

With its robust feature set, the TPS3825-33QDBVR from Texas Instruments is a top choice for designers looking to incorporate a reliable power supply supervisor into their electronic systems. Its ability to maintain system integrity and prevent failures due to voltage anomalies makes it an invaluable component in any critical application.