When Apple introduced the new iPhone 17 and iPhone 17 Pro/Max, it highlighted their even faster fast-charging abilities. With an appropriate USB-C charger that can deliver at least 40 watts, it can ...

在低功耗摄像头、智能门锁、机器人、玩具等便携设备的供电设计中，常面临封装空间受限、功耗敏感、电压适配范围窄及输出稳定性不足等问题，IU5512S可针对性应对这些需求。该器件是一款CMOS降压DC-DC调整器，采用SOT23-5L纤小封装，输入电压范围2.0~5.5V，最大 ...

Abstract: This paper presents a Ku-band 5W Power Amplifier (PA) using a bare die Gang high electron mobility transistor (HEMT). The circuit was implemented using microwave-integrated circuit (MIC) ...

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Want to charge your iPhone as quickly as possible? Check out our favorite fast iPhone chargers to top off your battery in a flash. I’m one of PCMag’s mobile writers. That means I check out phones, ...

There’s a dedicated 7.5V/1.6A mains adapter in the box, along with a battery compartment that takes four AA batteries. What’s different here is that if you push a tiny slider in the battery ...