The LM5070MTCX-80 from Texas Instruments is a highly advanced, integrated power over Ethernet (PoE) interface and pulse-width modulation (PWM) controller.

• Power: Up to 80W of power over Ethernet cables.
• Standard: IEEE 802.3af standard.
• Applications: IP phones, wireless access points, security cameras, and other powered devices.
• Topologies: Supports both non-isolated and isolated power supply topologies.
• Insertion: Supports both midspan and endpoint insertion.
• Circuitry: Integrated detection and classification circuitry.
• Current: Inrush current limit and foldback.
• Protection Features: Over-temperature, under-voltage, and over-voltage conditions.
• Limit: Programmable current limit.
• Packaging: Compact, surface-mount package.
• Operating Temperature: Wide temperature range.