01 使用LDO稳压器 标准三端线性稳压器的压差通常是 2.0-3.0V。要把 5V 可靠地转换为 3.3V，就不能使用它们。压差为几百个毫伏的低压降 （Low Dropout， LDO）稳压器，是此类应用的理想选择。图 1-1 是基本LDO 系统的框图，标注了相应的电流。 从图中可以 ...

The battery is equipped with a nontoxic bitter coating to discourage swallowing in addition to a “color alert technology.” ...

[esotericsean] gets around that by modifying his Game Boys with a USB rechargeable battery setup. (Video, embedded below.) The hack is a simple one, but the execution is quite tidy. [esotericsean ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile ...

此次荷兰半导体出口管制措施的升级，无疑将增加中国企业生产高端芯片的难度，同时也将给阿斯麦和全球半导体产业的未来 ...

IN THEir QUEST to build a better battery, researchers have blazed a trail through the elements of the periodic table. The earliest prototype cells ran on nickel and cadmium; successors have used ...

First there was “the dress,” then there was the sneakers, now there’s a debate over the color blue. If you’ve ever argued with a friend over whether something is blue or green, you’re ...

Over the years, we’ve seen some modern microcontrollers turn out to be 5V-tolerant – now, RP2040 joins the crowd. Half a year ago, when we covered an ISA card based on a Pi Pico, [Eben Upton ...

Light blue is a versatile color that pairs well with various other colors for a timeless and stylish space. The sky-inspired ...

The secret to a blueberry’s hue is in the structure of its wax coat. Blue is not a common color in nature. And while there are some known blue fruits, few contain pigments in that shade.

Now they’ve been upgraded with improved connectivity and longer battery ... Blue. Meanwhile, the Pi5 S2 are available in the original Cloud Grey and Storm Grey, plus new vibrant colors of ...