Texas Instruments

TPS3803-01DCKRG4

TPS3803-01DCKRG4 Description

The TPS3803-01DCKRG4 is a single-channel voltage supervisor IC from Texas Instruments, designed to monitor a single voltage rail and provide reliable reset functionality. This device is housed in a compact SC70-5 package, making it suitable for space-constrained applications. It features an adjustable or selectable voltage threshold, allowing designers to configure it for various voltage monitoring needs. The reset timeout is characterized by a typical propagation delay of 5µs, ensuring rapid and accurate system resets.

TPS3803-01DCKRG4 Features

• Adjustable Voltage Threshold: The TPS3803-01DCKRG4 offers an adjustable voltage threshold, providing flexibility to monitor a wide range of voltage levels. This feature is particularly advantageous in applications where multiple voltage rails need to be monitored with a single device.
• Fast Reset Timeout: With a typical propagation delay of 5µs, the TPS3803-01DCKRG4 ensures that system resets are executed quickly and efficiently. This rapid response time helps in maintaining system stability and reducing downtime.
• Open Drain or Open Collector Output: The device supports open drain or open collector output, which is compatible with a variety of system configurations. This versatility allows for seamless integration into different circuit designs.
• Surface Mount Technology: The surface mount package type facilitates easy integration into modern PCB designs, ensuring reliable performance and ease of manufacturing.
• Compliance and Reliability: The TPS3803-01DCKRG4 is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited shelf life, which enhances its reliability in various storage and operational conditions.

TPS3803-01DCKRG4 Applications

The TPS3803-01DCKRG4 is ideal for a range of applications where reliable voltage monitoring and system reset functionality are critical. Some specific use cases include:

• Power Supply Monitoring: In power supply units, the TPS3803-01DCKRG4 can monitor the output voltage to ensure it remains within specified limits, triggering a reset if the voltage falls below the threshold.
• Embedded Systems: For embedded systems in consumer electronics, automotive, and industrial applications, this supervisor IC can provide robust protection against voltage fluctuations, ensuring the system operates reliably.
• Telecommunications: In telecom equipment, the TPS3803-01DCKRG4 can monitor critical power rails, safeguarding against brownouts and power surges that could disrupt communication services.
• Consumer Electronics: In devices such as smartphones, tablets, and laptops, the TPS3803-01DCKRG4 can monitor the battery voltage, ensuring the device shuts down safely when the battery is depleted.

Conclusion of TPS3803-01DCKRG4

The TPS3803-01DCKRG4 from Texas Instruments is a versatile and reliable voltage supervisor IC, offering adjustable voltage threshold and fast reset timeout capabilities. Its compact SC70-5 package and surface mount technology make it suitable for a wide range of applications, from power supply monitoring to embedded systems. The device's compliance with environmental and safety standards further enhances its appeal. Despite being marked as obsolete, the TPS3803-01DCKRG4 remains a valuable component for designers seeking a robust and flexible voltage monitoring solution.