Digital Control Enables Higher Density In POL Study
Apr 4, 2007
Ericsson Power Modules
analyzed digital versus analog control techniques in board-mounted power converters, concluding that digital control enabled efficiency gains as well as higher current and power density....
Industry Group Issues Application Guidelines for Board-Mounted Power
Mar 28, 2007
A consortium comprised of both users and vendors of board-mounted power supplies has published what it describes as the industry’s first Board Mounted Power Supply Application Guidelines. ...
Switch Maker Signs Distribution Agreement
Mar 28, 2007
APEM Components, a manufacturer of switches and switch panels, has signed a global distribution agreement with Digi-Key. ...
EL Driver Minimizes Audible Noise
Mar 28, 2007
Supertex's HV862 is a dimmable, low-audio-noise, dual electroluminescent lamp driver designed to backlight keypads....
Demand for Mobile-Phone LED Drivers Will Increase
Mar 21, 2007
An analyst in a recent IMS Research report stated that LED-driver revenues from the mobile phone sector will increase by 50% by 2012 to $600 million....
Optically Isolated Gate Driver Suits Industrial Applications
Mar 14, 2007
Fairchild Semiconductor's FOD3180 and FOD3181 are the first in a family of high-frequency optically isolated MOSFET gate drivers capable of driving up to 30 A at 1200 V in industrial applications....
Firms Fabricate Power Management Devices on BCD Process
Mar 14, 2007
Jazz Semiconductor and Sipex have collaborated to develop a number of power management devices utilizing Jazz Semiconductor's 0.5-μm and 0.25-μm Bipolar CMOS DMOS processes....
Vendor Expands 3-Pin Converter Family
Mar 7, 2007
Recom's R-78 series of switching regulators has been extended with three series covering wide input voltage ranges, higher output currents and higher input voltages while maintaining the SIP3 footprint....
PWM Controller Provides High Efficiency
Feb 28, 2007
International Rectifier's IR3651 is a synchronous PWM controller; operating from a pair of IR's DirectFET MOSFETs, it can achieve greater than 88% system efficiency at 48 VIN and 3.3 VOUT at 6 A without a heatsink or air flow....
Buck Converter Uses Emulated-Current Mode
Feb 28, 2007
National Semiconductor's LM5116 is a 6-V to 100-V current-mode buck controller utilizing emulated current-mode technology to reduce noise sensitivity of the PWM circuit. ...
Micropower LDOs withstand 80 V
Feb 21, 2007
Linear Technology's H grade version of the LT3010/-5 enables operation up to 140 degrees C, compared to the E grade which operates up to 125 degrees C, and features an input voltage range of 3 V to 80 V....
IC and Reference Design Enable Energy Meters
Feb 21, 2007
Microchip Technology's MCP3909 energy-measurement IC and the MCP3909 3-Phase Energy Meter Reference Design enable designers to quickly design and develop energy meter designs....
Flyback Controller Draws Low Start-Up Current
Feb 7, 2007
Linear Technology's LTC3805 is a current-mode, programmable frequency PWM controller designed to reduce the size and complexity of flyback power supplies. ...
