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 ...

With the source taken care of [Glitch] uses an optoisolator for both protection and level conversion. After working the bugs out of the design he was able to control the relay using 3.3V, 5V, or 12V.

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 ...

Description: At MACOM we offer an extensive collection of switches covering multiple commercial and aerospace and defense markets. Our product portfolio has a broad frequency spectrum from DC to 70 ...

Relay boards are computer boards with an array of relays and switches. They have input and output terminals and are designed to control the voltage supply. Relay boards provide independently ...

Fast charging is a godsend when our gadgets run low on juice. However, there are numerous fast charging standards in existence today, making it difficult to pick the right charger for your ...

The U.S. mixed 4x400m relay team smashed the world record by over a full second on Friday evening, blazing to to victory in 3:07.41. Little handed the baton to Deadmon, who subsequently blistered down ...

CAMBRIDGE, Mass., Sept. 10, 2024 (GLOBE NEWSWIRE) -- Relay Therapeutics, Inc. (Nasdaq: RLAY), a clinical-stage precision medicine company transforming the drug discovery process by combining ...

Watch as GB quartet made up of Dina Asher-Smith, Imani Lansiquot, Amy Hunt and Daryll Neita win silver in the women's 4x100m relay final as USA take gold at Paris 2024. READ MORE: GB win women's ...