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Usb step up 5v to 12v.
In vah mode it can be used as multi function multimeter to measure voltage current power battery capacity discharging time temperature.
The primary circuit is shown in figure 1.
Drok usb step up converter input voltage is dc 5v output voltage is dc 9v or 12v max output current is 1a 9v 0 8a 12v.
3 testing and application.
Because as circuit increase voltage as the usb 5v to 12v dc dc step up converter.
This adaptor provides you with 12v output from a common usb socket usually 5v output.
The usb to 9v cable can be used to power the router via power bank if power down.
2 how dc to dc boost converter works.
Usb to 9v 5v to 12v step up drok usb cable 5v boost to 9v 12v voltage converter 1a step up volt transformer dc power regulator line with led display.
Usb 5v to dc 12v 4mm x 1 7mm power cable compatible with echodot devices usb voltage step up converter cable power supply adapter cable dc 5v to dc 12v cable 3a required black.
1 basic of dc boost converter.
Get it as soon as wed may 6.
Step up dc dc converter is based on lm2577 adj ic this project provides 12v output using 5v input maximum output load 800ma.
In per mode it can be used as a power supply module with 3 5v 12v to 1 0v 24v wide adjutable voltage range.
Note your usb port must be equipped for high current charging 2 1a or greater.
Includes 7 standard dc tips to suit your device.
12v 1a rated output.
Useful for powering all sorts of 12v devices direct from a computer or other usb charging source.
This circuit is called a boost converter circuit.
This usb step up down module support two mode.