TPS3808G50DBVTG4 - Voltage Supervisor IC by Texas Instruments

The TPS3808G50DBVTG4 is a high-precision voltage supervisor designed by Texas Instruments to monitor system voltages, ensuring that microprocessors (MPUs), microcontrollers (MCUs), and other voltage-sensitive devices operate optimally. This voltage supervisor IC is an essential component in a wide range of applications, including portable electronics, industrial control systems, and embedded devices where accurate voltage monitoring is critical for system reliability.

Key Features

• Voltage Threshold: The device features a fixed-sense threshold voltage of 5V, which is ideal for monitoring 5V power supplies and ensuring they remain within operational limits.
• High Accuracy: With a precision threshold accuracy of 0.5%, the TPS3808G50DBVTG4 provides reliable monitoring to prevent system failure due to voltage variations.
• Low Quiescent Current: The IC has a very low quiescent current of 6.5 µA, making it suitable for battery-powered and energy-sensitive applications.
• Manual Reset Input: An active-low manual reset input allows for external triggering of a system reset, providing additional control and safety mechanisms.
• Power-On Reset Generator: A built-in power-on reset generator ensures that the system microcontroller starts up in a known state after power-up.
• Programmable Delay Time: The delay time before the output signal is asserted can be programmed via an external capacitor, offering flexibility to match system requirements.

Package and Temperature Range

The TPS3808G50DBVTG4 comes in a compact, 6-pin SOT-23 package, which is suitable for space-constrained applications. It operates over an industrial temperature range of -40°C to +125°C, ensuring reliable performance under a wide range of environmental conditions.

Applications

This voltage supervisor IC is versatile and can be used in various applications that require precise voltage monitoring, such as:

• Portable and battery-powered devices
• Industrial control systems
• Embedded processors and FPGA systems
• Automotive electronics
• Networking and telecom equipment

With its combination of accuracy, low power consumption, and programmable features, the TPS3808G50DBVTG4 from Texas Instruments is an ideal solution for maintaining system integrity through precise voltage supervision.