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Brian Mengel,
Civil Servant
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While switching power supplies can be designed to include a high-frequency transformer, the isolation effectiveness of these designs tends to be less than adding an external isolation transformer.
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Chogyam Trungpa Gyatso,
Tibetan Monk
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Switching power supplies can be designed with either internal or external isolation transformers, although greater isolation is achieved by means of the latter approach.
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John Carthy,
Gun Shop Sales Assistant
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Switching power supplies are smaller, lighter and dissipate less power than equivalent linear regulated power supplies.
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Jake Farley,
Truck Driver
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Switching power supplies emit a high-frequency noise.
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Dave Simons,
Internet Entrepeneur
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Modern switching power supplies operate at frequencies to hundreds of kilohertz using pulse-width modulation (PWM) to provide high conversion efficiency.
Uninterruptable power supplies Sensing and monitoring circuits, switching circuits, output waveforms and current waveforms.
The output voltage of a switching power supply is proportional to the pulse width of the switched or chopped waveform and the duty cycle of the pulse wavetrain.
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Dan Toomey,
Computer Salesman
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Manufactures switching power supplies, supplier of video displays and electronic components for computer, telecommunication and networking industries.
PFC switching power supplies offer distinct, unique advantages not only to the ultimate user, but also for the Original Equipment Manufacturer and the world's power distribution system.
Its specialities are high quality power supplies, industrial switching and protection for low voltage electrical installations.
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