The TPS2379DDA from Texas Instruments is a cutting-edge Power Over Ethernet (PoE) controller designed for use in applications that require IEEE 802.3at (PoE+) compliance. This sophisticated controller is capable of delivering up to 30W of power to powered devices (PDs), making it an ideal solution for a wide range of networking and telecommunication devices, including wireless access points, IP cameras, and VoIP phones.
Key Features
- IEEE 802.3at Compliance: The TPS2379DDA adheres to the stringent requirements of the IEEE 802.3at standard, ensuring interoperability with other PoE+ equipment.
- Advanced Power Management: This device supports both detection and classification and includes an integrated 0.5Ω MOSFET for seamless power delivery to the PD.
- Thermal Protection: With built-in thermal shutdown, the TPS2379DDA safeguards against overheating, ensuring reliable performance and longevity.
- Adjustable UVLO: The under-voltage lockout (UVLO) is programmable, allowing for flexible adaptation to different system requirements.
- Robust Design: The device is designed to handle high surge events and provides excellent ESD protection, making it suitable for demanding environments.
Applications
- Enterprise networking equipment such as switches and routers
- Wireless access points that require higher power levels
- IP surveillance cameras with advanced features
- VoIP phones and video conferencing systems
- Point of Sale (PoS) terminals and kiosks
The TPS2379DDA is available in a compact, surface-mount 8-pin SOIC package, making it suitable for space-constrained applications. Its high level of integration simplifies the design process, reducing the need for additional external components and minimizing the overall solution footprint. This, combined with Texas Instruments' reputation for quality and support, makes the TPS2379DDA an excellent choice for designers looking to implement PoE capabilities into their products.
