All items tagged with Switch and Power Supplies (28)

1-01-2005 | Little-known but still highly interestingThe topology of the Cuk converter was first published in the 1980s, but it is rarely encountered in...

1-03-2003 | This compact stabilised power supply was specifically designed to obtain the best performance from the recently described subwoofer that for...

1-12-2002 | Portable radios, CD-players and cassette recorders that can also be operated from mains power often do not have a mains power switch, but in...

1-12-2001 | This circuit shows one way to generate both positive and negative output voltages using a step-down switching regulator. The Micrel (www.mic...

1-11-2001 | In designing a product that is powered from the mains, there are various factors that ultimately determine the choice of power supply. Incre...

1-07-1999 | In certain direct-current operated circuits, such as DC-to-DC converters, the switch-on current may be so high that the output voltage of...

1-07-1998 | National Semiconductor has been producing and designing ICs for use in switch-mode power supplies for many years. The application of the...

1-07-1998 | A National Semiconductor Application switching power supply whose output voltage is appreciably lower than its input voltage has an int...

1-12-1997 | In the testing of circuits, there is sometimes a need for the supply voltage to be switched on at a gjven time or in steps.

1-07-1997 | If you are after a small, reliable and inexpensive switch-mode power supply, National Semiconductor's LM257x series of switch-mode power...