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Boost Converter Needs no Inductor

Thu, 01/15/2009 - 4:59am

austria AS1302Able to provide an output of up to 30 mA, the AS1302 DC/DC inductorless boost converter from austriamicrosystems requires only two =220-nF flying caps and two =2.2-µF bypass capacitors. The 1.2-MHz device accepts an input from of 2.9 V to 5.15 V and delivers an output of 5 V with an efficiency of up to 99% in 1:1 mode and up to 90% in 1:2 or 2:3 mode. Provided in a WL-CSP-8 package, the converter offers a soft-start feature and a 10-nA shutdown mode where the output is fully disconnected from the input. The operating temperature range is from -40°C to 85°C.

austriamicrosystems
www.austriamicrosystems.com

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