what is USB PD charger – 27W USB PD charger

What is USB PD charger ?

To begin with, I’d like to explain what exactly USB PD charger is.
USB PD Charger means USB Power Delivery which is a charging technology.
It uses USB-C cables and connectors to deliver higher levels of power to your devices.
This has two benefits: faster charging speed and more power for larger devices.

Second why we need USB PD charger ?
A)As internet is useful in our daily life . now smart phone , Smart pad , laptop and other devices are never far from our hands .
And it is useful for our life ,working and socialization .
B)The li-ion battery technology does not have much change in its working life of the power .
And the size of battery is very important to the design of any devices .
C)In this case . We need to change the charging technology to make these devises working for us
with longer time and more convenient for us .
It is market trend and more and more companies are doing these developing .
Like Apple , HuaWei,Oppo ,Qualcomm and so on .

Third , Now what solutions of  PD charger in the market ?
A)High current . The higher current to provide 2.0A —-5A . Such as 2.0A ,2.25A ,2.67A, 3.0A , 4.5A , 5A and so on .
B)High voltage . The higher voltage to provide : 9V , 12V ,15V, 20V, or 3-11V and so on .
Forth . High quality PD charger features :

A)Switched capacitor and linear battery charger with high efficiency up to 98% .

B)Protection Circuitry : including :
over-temperature protection (OTP) ;
Over-voltage protection ( OVP) ;
reverse-current protection ( RCP)

C)High accuracy multi-channel 10-bit DAC subsyster
Fifth . What devices need USB PD charger ?
Server power , Micro-inverters , LED lighting , Laptop adapters , Smart phone , Tablet charger , and so on .

The capatibility of the PD charger designed by HK Flier developers Co. Ltd are very strong .
And we have PD charger ranging from 27W , 45W, up to 60W, and more models are coming soon .
We have also 27W , 45W,60W car charger for USB PD .
For more information please follow us at https://flierdevelopers.com/
So you can send mail to us jackywang@flierdevelopers.com or jackywang(at)flierdevelopers.com