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目前显示的是 九月, 2018的博文

Does The Power Adapter Plug In The Socket And Consumes Power?

With more and more electronic devices around us, a variety of power adapters are naturally inevitable. For the convenience of charging, many of us like to plug the power adapter into the socket, but it will be slow even if the device is not connected. Slow power consumption, then why does the power adapter consume power when it is empty? Left Center Right Remove click to add a caption Most power adapters belong to the switching power supply. The 220V is first rectified into DC power, then converted by high frequency, and coupled by pulse transformer, and unidirectional rectified output is low voltage DC. Even if there is no output current, the high frequency conversion section is still working and needs to consume some of the power. For example, the control circuit in the charger is mainly whether the sensing device is connected to the power adapter, and the control circuit is also working when the power adapter is not connected to...

Let You Know USB Power Delivery. ------ANENPOWER

What is USB Power Delivery? However, this issue of compatibility is about to be a thing of the past with the introduction of the USB Power Delivery Specification. USB Power Delivery (or PD, for short) is a single charging standard that can be used all across USB devices. Normally, each device charged by USB will have their own separate adapter, but not anymore. One universal USB PD will be able to power a wide variety of different devices. Three Great Features of USB Power Delivery? So now that you know a bit about what the USB Power Delivery standard is, what are some of the big features that make it worthwhile? The biggest draw is that USB Power Delivery has increased standard power levels to up to 100W. This means your device will be able to charge much faster than before.Also, this will work for most USB-C devices, as there have been many complaints about it charging slow. Another great feature of USB PD is the fact that the power direction is no longer fixed. In the past,...