Power over Ethernet HAT (B) for Raspberry Pi 3B+/4B and 802.3af PoE network

Power over Ethernet HAT (B) for Raspberry Pi 3B+/4B and 802.3af PoE network

This Power Over Ethernet HAT (Type B) is designed for Raspberry Pi 3B+/4B, it supports 802.3af Power-Sourcing equipment for PoE function.

The PoE HAT (B) is a 802.3af-compliant Power Over Ethernet accessory for the Raspberry Pi 3B+/4B. By using this small HAT and some proper 802.3af-compliant power sourcing equipments, it is possible to provide both network connection and power supply for your Raspberry Pi in only one Ethernet cable.

User Manual / Datasheet / Example Codes Etc.

Features

• Standard Raspberry Pi 40PIN GPIO header, supports Raspberry Pi 3B+/4B.
• PoE (Power Over Ethernet) capability，802.3af-compliant.
• Fully isolated switched-mode power supply (SMPS).
• 0.91" OLED, for monitoring processor temperature, IP address, and fan status in real-time.
• Onboard cooling fan, allows auto running on powerup OR programmable control, configured by the switch.
• Integrates PCF8574 IO expander for I2C bus, providing pin P0 for direct fan control, and more spare IO pins.

Specifications

• PoE Power input: 37V ~ 57V DC in
• PoE Power output: 5V 2.5A DC out
• Network standard: 802.3af PoE
• Dimensions: 56.5mm x 65mm
• OLED control interface: I2C
• OLED size: 0.91inch
• OLED pixels: 128 x 32
• OLED driver: SSD1306
• OLED display color: White
• OLED viewing angle: greater than 160°
• GPIO expansion interface: I2C
• GPIO expansion chip: PCF8574

Power Over Ethernet

Providing Both Network Connection And Power Supply For Your Raspberry Pi In One Cable

0.91" OLED Display

128 × 32 Pixels, I2C-Bus Controlled Monitoring Processor Temperature, IP Address, Fan Status In Real-Time

Cooling Fan

Onboard PCF8574 Chip

Pinout Definition

Dimensions