The AAT1149A SwitchReg is a 2.2MHz step-down converter with an input voltage range of 2.2V to 5.5V. It is optimized to react quickly to load variations and operate with a tiny 0603 inductor that is only 1mm tall.
早在今年年初,美国国际玩具展览会(American International Toy Fair)上展出了一个非常酷的玩具“配件”,名为PowerUp。直接使用智能手机,即可操控纸飞机在天空自由翱翔,如今PowerUp 3.0 的研发正在进行,突然感觉放飞考卷的快感没了,考卷又飞回来了![flash]http://player.youku.com/player.php/sid/XNjQxNTg2O
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