Power over Ethernet (PoE), or IEEE 802.3at, is the industry accepted enabling accessories such as Voice-over-IP (VoIP) phones, wireless-LAN acceptance points, RFID tag readers, sensors, or cameras to affix into a arrangement after aswell acute a adjacent bank aperture for power. This enhances accessibility and adaptability for end users, and aswell reduces accessories costs, as no alien AC/DC ability adapter is required. In 2008, VDC Research Group predicted that anniversary shipments of PoE-enabled Ethernet switches will access to over 132 actor ports by 2012.
STMicroelectronics (NYSE: STM), a apple baton in aegis ICs, has simplified the architecture of accessories for powering accessories affiliated to an Ethernet arrangement by introducing an chip surge-protection IC that meets Power-over-Ethernet blueprint and protects adjoin high-voltage surges, including electrostatic acquittal (ESD). ST’s PEP01-5841 aegis IC is acclimated in Power Sourcing Equipment (PSE), such as PoE-enabled Ethernet switches or hubs, which drive the defined 48V accumulation assimilate the Ethernet cable.
The PoE power-supply chip in the Ethernet hub or about-face can bear transients on the ability curve of up to 100V. Extra aegis is all-important to anticipate actual top voltage surges, such as ESD or EOS, from damaging the ability supply. Discrete apparatus are usually acclimated to catch surges to a voltage below 121V (when specified), but the PEP01-5841 integrates a 100V anchor aegis accessory and clarification capacitors for up to four PoE outputs in a individual 5 x 6mm component. This simplifies architecture and saves up to 55 percent of pc-board printed-circuit-board space.
The PEP01-5841 is the aboriginal accessory accouterment 1kV billow aegis as defined by IEC 61000-4-5 that aswell has a anchor voltage accordant with the 100V PSE controller. ESD aegis satisfies common standards including IEC 61000-4-2 and MIL-STD-883 Method 3015.
The PEP01-5841 is accessible immediately, in the industry-standard SO-8 package, priced at $0.25 in quantities of 10,000 pieces.
STMicroelectronics is a all-around baton confined barter above the spectrum of electronics applications with avant-garde semiconductor solutions. ST aims to be the acknowledged baton in multimedia aggregation and ability applications leveraging its all-inclusive arrangement of technologies, architecture ability and aggregate of bookish acreage portfolio, cardinal partnerships and accomplishment strength. In 2008, the Company’s net revenues were $9.84 billion. Further advice on ST can be begin at www.st.com
Puneet Ahuja
Mutual PR
18, JJJK Trust Bhawan, Rouse Avenue
New Delhi-110 002, INDIA
Handset: +91 9899021514
Landline:+ 91- 011- 43620700/730
Direct: + 91- 011- 43620-721
Tele Fax: + 91- 011- 43620730
Website: www.mutualpr.com
2009年12月16日星期三
Assmann Electronic GmbH - Use DIGITUS® Professional Power over the ethernet
DN-95002Store this angel in big sizeThe optimum band-aid for calmly cabling arrangement accessories is alleged Power over Ethernet (PoE), a action area the 8 fiber ethernet cable is to accommodate fit for purpose accessories accompanying with ability and data. This is abnormally advantageous if there is no atrium abreast the accessory to be acquainted in, or if a minimum aggregate of attenuate cable is appropriate for affiliation (penetrations through walls, for archetype or accession outdoors).
DIGITUS® Professional offers several PoE articles to save the time arresting accomplishment of laying ability cables. The DN- 95001 acquiescent PoE cable set contains two cables. One ascribe cable with an RJ45 plug, DC atrium and RJ45 atrium for abutting a DC ability assemblage and for arrangement affiliation application a Cat 5e cable. Output cable for the end accessory with RJ45 plug, DC bung and RJ45 socket. Devices can be supplied in this way with ability from the arrangement connection, up to a best breadth of 5 meters. The cable set for a 5.5mm ability bung is suitable.
The DN-95002 PoE bank band atrium from DIGITUS® Professional is abnormally compact. The atrium has a RJ45 LAN socket, a DC atrium and a PoE RJ45 socket, so that it can be placed in the tightest corners for a adequate and bunched ability accumulation to the end accessories via the network.
The DN-95101 PoE activity supplier can be acclimated to awning best distances. The DIGITUS® Professional PoE PSE has an achievement voltage of 48 volts to arch a ambit of about 90 meters up to the activity consumer. It has a RJ45 LAN ascribe and aswell a RJ45 PoE output. Compatibility with the 802.3af accepted provides automated PoE acceptance and supports accessories after PoE. Deliberate accident can accordingly be excluded.
The DIGITUS® Professional PoE PD DN-95201 bank band atrium is ideal for use if you ambition to abide adjustable and do not ambition to be captivated to a standard. Selection can be fabricated on the ascribe ancillary amid the 802.3af accepted with a voltage of 40-57 volts and a voltage 18-55 volts, which does not accede with the standard. Selection can be fabricated on the achievement ancillary amid 5 volts 1.5 Ampère, 9 volts 1.2 Ampère and 12 volts 1 Ampère.
The manual amount for all the articles is amid 10/100 Mbit/s. The pin agreement is as follows: 1/2/3/6 for abstracts and 4/5/7/8 for ability supply.
The recommended retail prices are:
DN-95001 - 4,99€
DN-95002 - 3,99€
DN-95101 - 36,99€
DN-95201 - 20,99€
Dealers can access added advice from www.digitus.info. DIGITUS® articles can be purchased by dealers from the accepted distributors.
Editors accept a analysis sample by appeal from the columnist acquaintance declared below.
High-resolution photo and angel actual on this columnist absolution and advice and photos on the aggregation ASSMANN Electronic GmbH are accessible for downloading from the afterward web address:
www.assmann.com/index.php?id=322&L=3
Brief aggregation profile
ASSMANN Electronic GmbH was founded in 1969 in Lüdenscheid/Germany as a architect of connectors and adapters for centralized and alien computer cables.
With his own branches in Austria, France, Sweden, Croatia, Slovenia, Poland, Mexico, USA, China and Taiwan, this ISO-certified specialist in computer accessories and arrangement solutions today food IT distributors and key accounts worldwide. The above allotment of the artefact ambit consists of the DIGITUS® casting range. Active and acquiescent arrangement components, KVMs, USB and Firewire products, cables, adapters and connectors, (S)ATA/SCSI products, peripherals, notebook, PDA, computer and multimedia accessories are supplied both for clandestine consumers and able users. The DIGITUS® casting was alien in 1994, and is now acclaimed in abounding markets for its “Best Value for Money” quality. (75)
Contact press
Ilona De Laever
ASSMANN ELECTRONIC GmbH
Auf dem Schüffel 3
58513 Lüdenscheid
Germany
Phone: (+49) 0 23 51 - 55 4 – 660
Fax: (+49) 0 23 51 - 55 4 – 661
E-Mail: i.delaever@assmann.com
Web: www.assmann.com • www.digitus.info
DIGITUS® Professional offers several PoE articles to save the time arresting accomplishment of laying ability cables. The DN- 95001 acquiescent PoE cable set contains two cables. One ascribe cable with an RJ45 plug, DC atrium and RJ45 atrium for abutting a DC ability assemblage and for arrangement affiliation application a Cat 5e cable. Output cable for the end accessory with RJ45 plug, DC bung and RJ45 socket. Devices can be supplied in this way with ability from the arrangement connection, up to a best breadth of 5 meters. The cable set for a 5.5mm ability bung is suitable.
The DN-95002 PoE bank band atrium from DIGITUS® Professional is abnormally compact. The atrium has a RJ45 LAN socket, a DC atrium and a PoE RJ45 socket, so that it can be placed in the tightest corners for a adequate and bunched ability accumulation to the end accessories via the network.
The DN-95101 PoE activity supplier can be acclimated to awning best distances. The DIGITUS® Professional PoE PSE has an achievement voltage of 48 volts to arch a ambit of about 90 meters up to the activity consumer. It has a RJ45 LAN ascribe and aswell a RJ45 PoE output. Compatibility with the 802.3af accepted provides automated PoE acceptance and supports accessories after PoE. Deliberate accident can accordingly be excluded.
The DIGITUS® Professional PoE PD DN-95201 bank band atrium is ideal for use if you ambition to abide adjustable and do not ambition to be captivated to a standard. Selection can be fabricated on the ascribe ancillary amid the 802.3af accepted with a voltage of 40-57 volts and a voltage 18-55 volts, which does not accede with the standard. Selection can be fabricated on the achievement ancillary amid 5 volts 1.5 Ampère, 9 volts 1.2 Ampère and 12 volts 1 Ampère.
The manual amount for all the articles is amid 10/100 Mbit/s. The pin agreement is as follows: 1/2/3/6 for abstracts and 4/5/7/8 for ability supply.
The recommended retail prices are:
DN-95001 - 4,99€
DN-95002 - 3,99€
DN-95101 - 36,99€
DN-95201 - 20,99€
Dealers can access added advice from www.digitus.info. DIGITUS® articles can be purchased by dealers from the accepted distributors.
Editors accept a analysis sample by appeal from the columnist acquaintance declared below.
High-resolution photo and angel actual on this columnist absolution and advice and photos on the aggregation ASSMANN Electronic GmbH are accessible for downloading from the afterward web address:
www.assmann.com/index.php?id=322&L=3
Brief aggregation profile
ASSMANN Electronic GmbH was founded in 1969 in Lüdenscheid/Germany as a architect of connectors and adapters for centralized and alien computer cables.
With his own branches in Austria, France, Sweden, Croatia, Slovenia, Poland, Mexico, USA, China and Taiwan, this ISO-certified specialist in computer accessories and arrangement solutions today food IT distributors and key accounts worldwide. The above allotment of the artefact ambit consists of the DIGITUS® casting range. Active and acquiescent arrangement components, KVMs, USB and Firewire products, cables, adapters and connectors, (S)ATA/SCSI products, peripherals, notebook, PDA, computer and multimedia accessories are supplied both for clandestine consumers and able users. The DIGITUS® casting was alien in 1994, and is now acclaimed in abounding markets for its “Best Value for Money” quality. (75)
Contact press
Ilona De Laever
ASSMANN ELECTRONIC GmbH
Auf dem Schüffel 3
58513 Lüdenscheid
Germany
Phone: (+49) 0 23 51 - 55 4 – 660
Fax: (+49) 0 23 51 - 55 4 – 661
E-Mail: i.delaever@assmann.com
Web: www.assmann.com • www.digitus.info
订阅：
博文 (Atom)