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What is PoE?
Power over Ethernet (PoE) is the ability for the LAN switching infrastructure to provide power over a copper Ethernet cable to an end-point (powered device). This capability was once referred to as inline power.
total search232 articles
2012-01-31 Why compliance to PoE safety standards is crucial when moving beyond 60W
Read about the realities of delivering high-power levels safely and effectively under the latest PoE standard.
2006-07-27 VoIP-ready PoE switches offer scalability, security
The new PoE switches from Foundry Networks promise a scalable, secure, low-latency and fault-tolerant infrastructure for cost-effective deployment of VoIP, wireless and high-capacity data services.
2004-11-23 Tyco connector reduces cost of PoE integration
Tyco Electronics released a new interconnect that enables PoE functionality to be embedded within the connector.
2007-06-01 Transmit power safely with PoE tech
The PoE technology allows safe and reliable power transmission15W with 48Vfor telecom applications over existing Cat5, Cat5e and Cat6 cables. This article discusses the technology and its benefits.
2004-05-19 Transition Networks rolls out PoE family of media converters
A new Power over Ethernet (PoE) 100-Base copper to fiber family of media converters was launched by Transition Networks Inc.
2006-03-20 Transformer targets PoE products
Pulse has introduced a series of high efficiency, off-the-shelf power transformers for the powered device side PoE products that meet the IEEE 802.3af standard.
2013-06-07 TI rolls out KeyStone based SoC for PoE+, pico deployments
TI's new TCI6630K2L SoC uses a dual ARM Cortex-A15 RISC processors and four of TI's fixed- and floating-point TMS320C66x digital signal processor (DSP) generation cores.
2004-05-19 TI rolls out IC controller, PoE power module
Texas Instruments Inc. has launched an IC controller and a Power-over-Ethernet (PoE) plug-in power module that reduces design time and eases implementation of Ethernet-powered industrial and commercial devices.
2006-12-14 TI intros PoE manager for multiport systems
TI has introduced a fully integrated PoE management device, said to be the industry's first, that allows multiport enterprise systems to deliver up to 25W of power over a standard Ethernet cable.
2006-01-19 Single-chip solution for PoE devices
National announced what it touts as the industry's first single-chip solution specifically designed for PoE devices that operate from alternative power sources or the PoE-enabled network.
2005-07-07 Silver Telecom's new PoE module complies with IEEE 802.3af
Silver Telecom launched its IEEE 802.3af-compliant Ag9000 series of Power-over-Ethernet modules that is designed for any Ethernet peripheral up to 12W.
2008-01-25 Siemens tech addresses PoE issues in 802.11n
Siemens says its HiPath Wireless system is the first solution to provide full dual-band 3x3 MIMO and 802.11n functionality that complies with the 802.3af PoE standard.
2009-05-04 RFID reader integrates PoE connectivity
Motorola Inc. has released a new series of business-class fixed RFID readers that provides maximum functionality in a sleek package making it suitable for retail stores, offices, and other customer-facing or business environments.
2006-06-01 Reference design targets PoE powered devices
Power Integrations unrolled a reference design to help speed prototyping and delivery of standards-compliant PoE PDs.
2007-09-27 Quad PSE controller rolls for high-power PoE apps
Maxim has released the MAX5952, a quad PSE controller for high-power and IEEE 802.3af-compliant PoE applications.
2007-09-03 Pump up network video systems with PoE
PoE combines power and data transfer in a single conventional network cable, eliminating the need for local power at the device level and creating a simple, cost-effective solution for installing the network and power supply.
2011-05-04 PSE PoE reduces board space, cuts costs
Linear Technology has introduced an isolated 12-port power source equipment controller chipset designed for use in Power over Ethernet (PoE) systems.
2011-02-04 PSE drives high current for PoE Plus, HDBaseT
Microsemi's PD69104 and PD69108 PoE managers are designed for commercial and industrial applications ranging from video screen phones, WiMAX transmitters, pan-tilt-zoom cameras, thin-clients to laptops.
2009-08-13 PSE controller enables PoE+ applications
The MAX5965 monolithic quad power sourcing equipment (PSE) controller from Maxim Integrated Products complies with IEEE 802.3at.
2007-03-27 Pre-standard 802.3at PoE chips deliver 36W
Microsemi claims the industry's first pre-standard 802.3at PoE integrated product family, delivering 36W of power for devices ranging from video screen phones and WiMAX transmitters to pan-tilt-zoom cameras, thin-clients and laptop computers.
2005-04-18 Power management silicon in PoE apps
Power over Ethernet is a radical technology that is changing the way appliances are powered. Read on
2004-03-29 Power Integrations expands dc-dc chip line for PoE apps
The IEEE approved the 802.3af standard for power over standard Ethernet cables in June last year.
2008-11-19 PoE-PD supports 40W applications
ON Semiconductor has announced the availability of the NCP1082 and NCP1083, two new members of its Power over Ethernet (PoE) product family.
2008-02-15 PoE+ circuit delivers 13W to 70W for powered devices
This application note presents a simple, cost-effective, pre-IEEE 802.3at PoE+ powered device (PD) solution that employs the MAX5941B.
2012-08-30 PoE++ PD controllers offer up to 90W delivered power
Linear Tech's LT4275 controls an external MOSFET to drastically reduce overall PD heat dissipation and maximize power efficiency, especially important at higher power levels.
2006-09-21 PoE tools enable full remote power to IP security cams
Phihong's Power-over-Ethernet (PoE) package, comprising the POE20U midspan and the PSD14 splitter, offers a complete remote power solution for IP security cameras.
2007-02-01 PoE supply delivers 1.2A at 48V
PowerGate LLC's Cincon TR60A PoE supply delivers 1.2A at 48V for wireless multiradio access points with A, B and G standards and IP phones with streaming video displays.
2006-01-12 PoE solutions for VoIP apps
Phihong USA, a power-over-Ethernet (PoE) solutions provider, is offering a range of PoE solutions, which is said to address the issues of cost and accessibility while detecting and protecting IEEE 802.3af PoE products.
2010-10-06 PoE solution for military apps uses vehicular power
Finnish company delivers power over Ethernet communications line
2007-10-15 PoE PWM controller delivers up to 30W
Akros Silicon has expanded its family of PoE Powered Device controllers with the introduction of the AS1130 that provides up to 30W power delivery on the network cable.
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