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Switching regulator supports up to 34V
( 01 Jul 2008 )
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• The A4490 provides three high current, adjustable, high performance, switching regulator outputs with an input voltage range of 4.5V to 34V
• Features like soft start, power on reset output and a small 4mm x 4mm QFN package make this device ideal for many portable, office automation, and consumer applications
• Its 550kHz fixed frequency switching allows selection of small, inexpensive inductors and ceramic output capacitors
• Features a power-on-reset circuit with programmable delay that indicates when enabled regulators are in specification
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