>
>
Communications & Datacom

 



 

 

Communications & Datacom

January 2013
Promising increased efficiencies, better sound, and more flexible operation, a new type of switched-mode audio amplifier based on Predictive Energy Balancing (PEB) from CogniPower is scalable from
. . . Read More
Date:
01/31/2013
Low on-state resistance power MOSFETs optimized for use as ORing FETs in power supplies
Renesas Electronics, a premier provider of advanced semiconductor solutions, announced three new low on-state resistance MOSFET products, including the ?PA2766T1A, optimized for use as ORing FETs
. . . Read More
Date:
01/31/2013
Power switches enable high power-density in multi-port USB applications
Addressing notebook, set-top box, LCD TV, and other products requiring reliable overcurrent protection on 3.3V and 5V power rails, the AP2552 and AP2553 programmable current-limiting power switches
. . . Read More
Date:
01/11/2013

Nordic demonstrates ANT+ and Bluetooth low energy applications and 'appcessories' at CES 2013
Enabling designers to take advantage of a new market for "appcessories" - an accessory paired with an "app", ultra low power (ULP) RF specialist Nordic Semiconductor presented demonstrations of sample
. . . Read More
Date:
01/09/2013
High-frequency OCXO reference clock serves ADC & DAC applications
Addressing the growing demand for low phase noise reference clocks for ADC and DAC, IQD's new IQOV-150 series OCXO is available at frequencies up to 1.2GHz. Based on an internal high-frequency OCXO
. . . Read More
Date:
01/08/2013
Voltage mode versus peak-current mode

Click image to enlarge

Figure 1: No load conditions: CH1-transformer secondary side, left leg; CH2-transformer secondary side, right leg; CH4 output choke current

High-speed bi-directional power supplies benefit from synchronous rectification, which plays a key role in backward power flow and greatly improved load-current transient response. This behavior,
. . . Read More
Date:
01/07/2013
Improve server efficiency with advanced control electronics

Click image to enlarge

Figure 1: Fan-management, current-sensing, hot-swap-management, and PoS-regulation applications in standard rack-mount and blade servers

The worldwide growth in computer server farms and internet traffic has resulted in this infrastructure consuming global energy production at an accelerating rate. It is now estimated that the world's
. . . Read More
Date:
01/07/2013
Direct 48 V to Intel VR12.0 DC-DC conversion

Click image to enlarge

Figure 1: Traditional high-power server architecture showing the two-stage (48- to 12 to 1-V) approach, the wide 48-V input range (38 to 60 V), and back-up energy storage at 48 V.

The exponential rise in Big Data generation, processing, and storage from sources such as intensive industrial simulations, medical research, and social-media sites highlights the growing demand for
. . . Read More
Date:
01/06/2013
Properly implemented, galvanic isolation is an effective defense against disturbances in the ground plane often referred to as ground loops, which occur as a result of varying electrical potentials. Physical limitations require that electrical components on a PCB connect to the ground plane at different
. . . Read More
Date:
01/03/2013
Archives

 



 Home | Site Map | Contact | Privacy Policy | Refund Policy | Terms of Service | Copyright © 2018 Power Systems Corporation, All rights reserved 
X

Join Our Newsletter

Sign up today for free and be the first to get notified.