| 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...
All items tagged with Power and Switch (65)
| This circuit shows one way to generate both positive and negative output voltages using a step-down switching regulator. The Micrel (www.mic...
| In designing a product that is powered from the mains, there are various factors that ultimately determine the choice of power supply. Incre...
| If you install an AT motherboard with both ATX and AT power supply connections, in combination with an ATX power supply, in an AT enclosure,...
| Mains adaptors are used more and more frequently to power small equipment. A drawback of this is that even when the equipment is swit...
| 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...
| The LM56 from National Semiconductor is an accurate, dual-output, low-power thermostat contained in an 8-pin SMD case. It contains a 1.25...
| More and more lithium-ion batteries are being used in all kinds of appliances. These require a battery charger and for this Maxim’s MAX745...
| We are surrounded by batteryoperated equipment of all kinds, and this array is growing still. Manufacturers and designers lean over back...
| A pan pot enables a monophonic input signal to be positioned where desired between the stereo loudspeakers. When P1 (see diagram) is in...