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Buck Controllers Deliver up to 12 A

Tue, 10/21/2008 - 5:44am

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ec812ic401awebAccepting and input from 6 to 42 V, the Simple Switcher family of synchronous buck controllers from National Semiconductor has an output current capability of up to 12 A. The LM3150 features an adjustable switching frequency and output voltage, and the LM3151, LM3152 and LM3153 deliver a fixed 3.3-V output voltage at 250, 500, and 750 kHz. With a 93 percent peak efficiency, the LM3150 controller has an adjustable output voltage down to 0.6 V and a programmable operating frequency up to 1 MHz. The LM3150, LM3151 and LM3152 are priced at $2.30 each, and the LM3153 is $2.22 each in 1,000-unit quantities.

National Semiconductor
(800) 272-9959, www.national.com 

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