前言GB 42296-2022《电动自行车用充电器安全技术要求》第 1 号修改单于 2024 年 11 月 1 日起正式强制执行。该标准通过统一充电 ...

DCDC转换开关型稳压电路设计方案，采用开关电源芯片设计的DCDC转换电路转化效率高，适用于较大功率电源电路。目前得到了广泛的应用，常用的分为非隔离式的开关电源与隔离式的开关电源电路。当然开关电源基本的拓扑包括降压型、升压型、升降压型及反激、正激、桥 ...

Core SWX Introduces the Helix Max Ultra. The next evolution in Native Dual Voltage™ power, setting a new standard for ...

证券之星消息，根据天眼查APP于3月30日公布的信息整理，南京能利芯科技有限公司B轮融资，融资额未披露，参与投资的机构包括力合资本，飞凡创投。

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在充满变化和竞争的科技投资市场，南京能利芯科技有限公司（以下简称“能利芯”）近日成功完成了B轮融资，参与投资的机构包括力合资本和飞凡创投等。虽然这轮融资的具体金额尚未披露，但能利芯的技术优势和市场潜力无疑吸引了众多投资者的目光。这一动态不禁引发关注，尤其是在当今数字经济迅速发展的背景下，电源技术的突破与变革显得尤为重要。

The victims are in stable condition, police said. Six people were injured after a man who was in an "altered mental state" from an unknown substance began stabbing people in a Washington, D.C ...

6 people stabbed in NE Washington DC; suspect in custody A suspect is in custody after 6 people were stabbed in NE Washington DC Posted April 3, 2025 5:23pm EDT ...

Major US trade partners pilloried US President Donald Trump's global tariffs onslaught on Thursday, but left the door open to ...

A man was charged with trying to kill six people after he stabbed himself and several others in Northeast D.C. Thursday, police say. Kevin Steve Andrade, 34, was walking with a woman along Meigs ...

Pro-Trump supporters storm the U.S. Capitol following a rally with President Donald Trump on January 6, 2021 in Washington, DC. The email is just the latest in a series of controversial actions by ...