PEF88008EV2.2

PEF88008EV2.2 is a Power over Ethernet (PoE) controller developed by Infineon, designed to support IEEE 802.3af/at standard PoE devices. It is suitable for equipment that requires power supply over a network.

Key Parameters：

1. Standards Supported: IEEE 802.3af (PoE) and IEEE 802.3at (PoE+)
2. Power Supply Capability:

1. IEEE 802.3af: Maximum 15.4W
2. IEEE 802.3at: Maximum 30W
3. Input Voltage Range: 36V to 57V (typical)
4. Output Voltage: Configurable, typically 5V, 12V, or other voltages required by the device.
5. Integrated Features:

1. Detection and classification of Powered Devices (PD)
2. Overcurrent protection, overvoltage protection, and thermal protection
3. Supports high-efficiency DC-DC conversion
4. Package: Typically a small surface-mount package (specific package model needs to refer to the datasheet)
5. Operating Temperature: -40°C to +85°C (industrial grade)

Application Scenarios：

1. Network Cameras (IP Camera):
   • Powered via PoE, simplifying wiring, suitable for security surveillance systems.
2. Wireless Access Points (WAP):
   • Provides power and data connectivity for Wi-Fi access points, simplifying installation.
3. VoIP Phones:
   • Powers IP phones, reducing the need for power adapters.
4. Smart Lighting:
   • Used in PoE-powered LED lighting systems, supporting smart control and energy efficiency.
5. Industrial Internet of Things (IIoT):
   • Powers industrial sensors, controllers, and gateways, enabling remote monitoring and control.
6. Kiosks and Digital Signage:
   • Powers information terminals and advertising displays, simplifying power management.

Advantages：

1. Simplified Wiring: Power over Ethernet reduces the need for power cables.
2. High Reliability: Integrated multiple protection features ensure safe operation of devices.
3. Compatibility: Supports IEEE 802.3af/at standards, compatible with various PoE devices.
4. Efficient Power Supply: Integrated high-efficiency DC-DC converter reduces energy loss.

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