The TPL5000DGST from Texas Instruments is a highly efficient, programmable timer designed for power-sensitive applications that require a low-power timer with a watchdog feature. It is an essential component for systems that need to conserve energy without compromising on performance and reliability.
Key Features
- Programmable Time Intervals: The TPL5000DGST offers a wide range of programmable time intervals, from 1 second to 64 seconds, enabling precise control over system wake-up intervals, making it ideal for battery-powered applications.
- Low Power Consumption: With a typical supply current of only 35 nA, this timer significantly extends the battery life of portable and wireless devices, where power management is critical.
- Watchdog Functionality: The built-in watchdog timer ensures system reliability by monitoring system operation and initiating a system reset in case of malfunction.
- Manual Reset Capability: An additional manual reset input provides further flexibility, allowing for external events to trigger a system reset when necessary.
Applications
The TPL5000DGST is suitable for a variety of applications, particularly where energy efficiency and periodic system wake-up are required. These include:
- Wireless sensors and sensor networks
- Environmental monitoring systems
- Energy harvesting applications
- Smart meters
- Wearable devices
Technical Specifications
Parameter
Value
Supply Voltage
1.8V to 5.5V
Current Consumption
35 nA (typical)
Programmable Time
1s to 64s
Operating Temperature
-40°C to +85°C
Package
6-pin WSON
Overall, the TPL5000DGST timer from Texas Instruments is an excellent choice for designers looking to maximize the efficiency and reliability of their low-power systems.
