STMicroelectronics

PM8803

PM8803 Description

The PM8803, manufactured by STMicroelectronics, is a high-performance Power Over Ethernet (PoE) Controller designed for applications requiring a single channel with a maximum power output of 25.5 W. This device is compliant with the 802.3at (PoE+) and 802.3af (PoE) standards, ensuring compatibility with a wide range of PoE-enabled devices. The PM8803 features an internal switch for both power and data, making it an ideal solution for applications requiring efficient power distribution and data communication.

PM8803 Features

• Mounting Type: Surface Mount, allowing for easy integration into various electronic systems.
• Auxiliary Sense: No, simplifying the design and reducing component count.
• Product Status: Active, ensuring ongoing support and availability.
• Internal Switch(s): Both, enabling simultaneous power and data transmission.
• Type: Controller (PD), DC/DC, offering versatile power management capabilities.
• Number of Channels: 1, suitable for applications requiring a single power channel.
• Power - Max: 25.5 W, providing sufficient power for a variety of PoE-enabled devices.
• REACH Status: REACH Unaffected, ensuring compliance with European Union regulations.
• RoHS Status: ROHS3 Compliant, adhering to environmental and safety standards.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), indicating the device's resistance to moisture-related issues.

PM8803 Applications

The PM8803 is ideal for a range of applications where efficient power distribution and data communication are crucial. Some specific use cases include:

1. Industrial Automation: Providing power and data to sensors, actuators, and other control devices in industrial settings.
2. Building Automation: Enabling PoE for lighting, security, and HVAC systems in smart buildings.
3. Telecommunications: Supporting PoE for VoIP phones, routers, and other network equipment in telecommunications infrastructure.
4. Consumer Electronics: Powering and controlling smart home devices, such as smart plugs and lighting systems.

Conclusion of PM8803

The PM8803 is a versatile and reliable PoE Controller from STMicroelectronics, offering a range of features that make it suitable for various applications. Its compliance with industry standards, combined with its high power output and internal switching capabilities, make it an excellent choice for designers looking to implement PoE in their electronic systems. With its active product status and ongoing support, the PM8803 is a dependable solution for current and future PoE requirements.