Product Overview: TPS3808G12DRVRG4 by Texas Instruments

The TPS3808G12DRVRG4 is a high-precision programmable delay supervisory circuit designed by Texas Instruments to provide reliable monitoring of system voltages. This device is part of TI’s extensive family of power management integrated circuits, which are known for their quality and performance in a wide range of applications.

Featuring a fixed-sense threshold voltage of 1.193 V and an adjustable delay time from 1.25 ms to 10 seconds via an external capacitor, the TPS3808G12DRVRG4 ensures that systems are operational within their safe voltage limits. It is particularly suitable for applications that require a precise and dependable reset signal, maintaining system integrity and preventing data loss during power fluctuations.

The TPS3808G12DRVRG4 comes in a small 6-pin SON package, making it ideal for space-constrained applications. It operates over a wide supply voltage range of 1.7 V to 6.5 V, catering to a variety of low-voltage and battery-powered devices. With its low quiescent current of 2.5 µA (typical), this supervisory circuit is optimized for power-sensitive applications.

Key features of the TPS3808G12DRVRG4 include:

• Programmable time delay for flexibility in system design.
• Manual reset input for triggering a system reset as needed.
• Power-on reset generator with fixed delay to ensure proper system startup.
• Supply voltage supervision range: 1.7 V to 6.5 V.
• Low supply current suitable for battery-operated applications.
• Temperature range of -40°C to 125°C, accommodating most industrial environments.
• Push-pull RESET output for direct interfacing with microcontrollers and other digital logic.

Applications for the TPS3808G12DRVRG4 are diverse, including but not limited to:

• Portable and battery-powered electronics.
• Microcontroller-based systems.
• Industrial controls and automation.
• Computing devices requiring reliable voltage monitoring.
• Telecommunication and networking equipment.

With its precision voltage monitoring and programmable features, the TPS3808G12DRVRG4 from Texas Instruments is an essential component for designers looking to enhance the reliability and performance of their electronic systems.