Introducing the NCP1090DRG - A Robust Power over Ethernet Interface Controller from ON Semiconductor

ON Semiconductor's NCP1090DRG is a leading-edge Power over Ethernet (PoE) interface controller that provides a compact, efficient, and cost-effective solution for powered devices (PDs) that require compliance with the IEEE 802.3af standard. This innovative component is specifically designed to interface between the PoE power supply (such as a PoE switch or injector) and the power conversion circuitry in a PD.

Key Features of the NCP1090DRG

• IEEE 802.3af Compliance: The NCP1090DRG fully adheres to the IEEE 802.3af standard, ensuring compatibility with other PoE equipment and a smooth integration into PoE networks.
• Integrated Power Device: With an integrated power MOSFET, this controller can deliver up to 13W of power to the PD, making it suitable for a wide range of applications including IP cameras, wireless access points, and VoIP phones.
• Signature Resistor Detection: The controller includes a signature resistor for PoE detection, which allows the power sourcing equipment (PSE) to recognize the PD and manage power allocation efficiently.
• Overcurrent Protection: To ensure the safety and longevity of the PD, the NCP1090DRG features overcurrent protection, which guards against excessive current that could potentially damage the device.
• Thermal Shutdown: The built-in thermal shutdown function protects the controller from overheating, thus preserving the integrity of the PD's power management system.
• Minimal External Components: The design of the NCP1090DRG minimizes the need for external components, which simplifies the PD design, reduces the overall bill of materials, and helps to accelerate the time-to-market for PD manufacturers.
• Compact SOIC-8 Package: Housed in a small-outline integrated circuit (SOIC-8) package, the NCP1090DRG is ideal for space-constrained applications, allowing designers to maximize functionality in a minimal footprint.

With its robust feature set and compliance with the IEEE 802.3af standard, the NCP1090DRG from ON Semiconductor is an excellent choice for developers looking to create or upgrade their PoE solutions. Whether for industrial, commercial, or residential applications, this PoE interface controller delivers reliability and performance in a user-friendly package.

Applications of the NCP1090DRG

Given its versatility and power capabilities, the NCP1090DRG is suitable for a variety of PD applications, including:

• IP Surveillance Cameras
• Wireless Network Access Points
• VoIP Phones
• Remote Computer Terminals
• Building Management Systems

Choose the NCP1090DRG for your next PoE project and benefit from ON Semiconductor's commitment to quality, efficiency, and innovation.