Product Overview: TPS3808G25DBVTG4

The TPS3808G25DBVTG4 is a state-of-the-art supervisory circuit designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This compact, low-power device is an integral component for monitoring the system voltage in microprocessor, microcontroller, and DSP-powered systems, ensuring that these systems operate within their specified voltage ranges for optimal performance.

Key Features

• Voltage Supervision: The TPS3808G25DBVTG4 provides precise monitoring of fixed voltage rails that are below 5V, with a threshold voltage of 2.5V, making it suitable for a variety of low-voltage applications.
• Low Quiescent Current: With a quiescent current of only 6.5 μA, this supervisory circuit is ideal for battery-powered and energy-efficient devices, where power conservation is critical.
• Programmable Delay: It features a programmable time delay for the reset signal, which can be set by an external capacitor, allowing designers to tailor the reset assertion time to the specific needs of their system.
• Manual Reset Input: A manual reset input is provided, giving users the ability to trigger a system reset manually, offering additional control and safety mechanisms.
• Watchdog Timer: The inclusion of a watchdog timer enhances system reliability by monitoring the proper operation of the system and initiating a system reset in case of software anomalies or malfunctions.
• Temperature Range: The device operates over a wide temperature range of -40°C to +125°C, ensuring reliable performance in demanding environmental conditions.

Applications

The TPS3808G25DBVTG4 is versatile and can be used in a broad range of applications, including:

• Battery-powered equipment
• Portable and handheld devices
• Industrial controls
• Automotive systems
• Notebook computers
• FPGA/DSP/ASIC power supplies

Package and Quality

Encased in a small 6-pin SOT-23 package, the TPS3808G25DBVTG4 is designed for space-constrained applications. The device is RoHS compliant and adheres to the stringent quality standards set by Texas Instruments, ensuring high reliability and performance.

With its comprehensive feature set and robust design, the TPS3808G25DBVTG4 is an essential component for systems requiring precise voltage monitoring and enhanced safety measures.