QC4.0 PD DC-DC 6-30V Step Down Buck USB-A USB-C Type-C Charger

Description WHAT IS IT A Fast USB-C or USB-A charger that takes a DC voltage between 6V and 30V WHAT IS IT USED FOR Charging mobile phones, tablets, power banks, anything that can be powered from USB Fast charging devices can negotiate higher power and faster charging HOW DO I USE IT Connect a DC voltage by soldering wires to the two holes with enough power to supply the output.  The input voltage must be higher than the output voltage.  Plug in a USB cable to either or both of the ports and connect to your device. TECHNICAL SPECIFICATIONS Input voltage between 6V-30V DC Output voltage only observed at 5V and 9V. Max observed power 18W Small Blue LED indicates power is connected Small Red LED indicated quick charge tech is employed Quiescent current of 2-3mA when no USB device connected depending on input voltage Supports the following fast charging protocols: USB PD3.0(PPS) QC4 & QC3.0: Android with Qualcomm HUAWEI SCP/FCP Apple: Apple 5V 2.4A Quick charge Samsung AFC VIVO 9V2A Protection includes Reverse input connection without shorting Output overcurrent protection Input overcurrent protection OBSERVATIONS When 21 V DC is supplied, PD3 at 20V 3A is supported. When both ports are used, only 5V out is supported Input current must be enough to supply phone’s requirements or the charger won’t stabilise Fast charge indicator DELIVERY 2nd Class Royal Mail, or you can level up to 1st Class. Dispatched same weekday if ordered before 3pm.  I hold all my stock in Surrey. SUPPORT My support is second to none.  Check my feedback.  I will gladly help you before or after purchase.  I love power supplies! I’ll gladly refund you if it’s faulty or you can return it working if it doesn’t perform as you expect. Be careful with clone UK suppliers – they’re quite often drop-shippers who have no idea what they’re selling – just check their feedback.