Operating from a single 0.9 V to 3.6 V supply, the AS1344 high voltage DC-DC boost converter from austriamicrosystems provides adjustable output voltages in the range of 5.5 V to 42 V. The boost converter features a 1 MHz fixed switching frequency and supply current of 22 µA. The AS1344 offers 2% output voltage accuracy and a power-ok feature indicates when voltage is within 10% of regulation. The converter is available in a 3 mm x 3 mm x 0.8 mm TDFN 10-pin package and covers the industrial temperature range of -40°C to +85°C.
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Boost Converter Delivers 42 V from a 0.9-V Input
Wed, 07/22/2009 - 10:39am