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Product category: Power Supply ICs and Controllers
News Release from: Allegro MicroSystems Europe | Subject: A4490
Edited by the Electronicstalk Editorial Team on 16 April 2008
Switching regulator cuts interference
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The A4490 uses multiphase switching to reduce electromagnetic interference and minimise stress on the input capacitors by interleaving the turn-on cycle of the regulators.
The A4490 from Allegro MicroSystems Europe is a triple-output stepdown switching regulator integrated circuit that provides three high-current outputs that are adjustable from 0.8 to 5V with a maximum current of 2A Operating from an input voltage range of 4.5 to 34V, the A4490 uses multiphase switching to reduce electromagnetic interference and minimise stress on the input capacitors by interleaving the turn-on cycle of the regulators