ON Semiconductor POE Interactive Infographic

What's the significance of PoE?

an animation of lightning bolts on the right, and binary code on the left with an ethernet cord in the center

1 cable = 2 functions
(power + network or data)

an animation of a Power cord coming in from the bottom left with a cord cut to denote that this is power cordless technology

Can power devices without power supply

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More power & faster speeds with edge computing

PoE design advantages

Ease of installation

Cost reduction

Greater flexibility/scalability

Higher efficiency

Increased reliability

Improved safety

Remote management

PoE system architecture

Physical connection

Interface

DC/DC conversion

Power & isolation

an animation of a blueprint with a pen drawing out architecture

IEEE standards of PoE

	Type 1	Type 2	Type 3	Type 4
Name	PoE	PoE+	PoE ++, UPoE	High-Power PoE
Standard	802.3af or 2 pair PoE	802.3at or PoE+	802.3bt or PoE++/UPoE	802.3bt or high-power PoE
Port Power	up to 15W includes PD class 0 up to 3	up to 30W includes PD class 4	up to 60W includes PD class 5 to 6	up to 100W includes PD class 7 to 8

	Type 1
Name	PoE
Standard	802.3af or 2 pair PoE
Port Power	up to 15W includes PD class 0 up to 3
	Type 2
Name	PoE+
Standard	802.3at or PoE+
Port Power	up to 30W includes PD class 4
	Type 3
Name	PoE ++, UPoE
Standard	802.3bt or PoE++/UPoE
Port Power	up to 60W includes PD class 5 to 6
	Type 4
Name	High-Power PoE
Standard	802.3bt or high-power PoE
Port Power	up to 100W includes PD class 7 to 8

Featured products

NCP1095 & NCP1096 High
Power PoE-PD Controllers

Learn More

Connected Lighting Platform

Learn More

Applications for key components

Tech Chat: Connected Lighting for Smart Homes and Buildings

Connected Lighting

NCP1095/96 Integrated High-Power IEEE 802.3bt PoE-PD Controllers

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15W IP Phones

NCP1090/91/92 Integrated IEEE 802.3af PoE-PD Interface Controllers

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30W – PTZ Camera

NCP1081/83 Integrated High-Power PoE-PD and 40W DC/DC Controller

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Management Devices