Product Overview: TPS3808G09DBVR from Texas Instruments

The TPS3808G09DBVR is a high-precision programmable delay supervisory circuit designed by Texas Instruments to provide reliable monitoring of voltage supply levels in digital systems. This compact, low-power device is an ideal solution for a wide range of applications, including portable electronics, industrial control systems, and power management systems.

Key Features

• Programmable Delay: The TPS3808G09DBVR offers a programmable time delay feature, giving designers the flexibility to set the delay time according to their system needs. This ensures that the system has adequate time to stabilize before operation commences.
• Low Power Consumption: With its ultra-low current consumption of 3 µA (typical), this supervisory circuit is perfect for battery-operated devices, helping to extend battery life and reduce power-related costs.
• High Accuracy: The device provides high threshold voltage accuracy (±1.5%), ensuring precise monitoring and control of the power supply, which is crucial for the stable operation of sensitive electronic equipment.
• Manual Reset Input: An active-low manual reset input allows for an external trigger to reset the system, providing an additional layer of control for system restarts and diagnostics.
• Power-On Reset Generator: The built-in power-on reset generator ensures that the processor or system logic initializes in a known state after power-up, reducing the risk of malfunction due to improper initialization.

Package and Temperature Range

The TPS3808G09DBVR comes in a compact 6-pin SOT-23 package, which is suitable for space-constrained applications. It operates over an extended temperature range of –40°C to +125°C, allowing for reliable performance in harsh environments.

Applications

Due to its versatility and reliability, the TPS3808G09DBVR can be used in a variety of applications, such as:

• Portable and battery-powered devices
• Networking equipment like routers and switches
• Industrial control systems
• Automotive electronics
• Medical devices

With its combination of features, the TPS3808G09DBVR from Texas Instruments is an excellent choice for designers looking for a supervisory circuit that can enhance system reliability and performance while maintaining efficiency and precision.