The tester uses a new generation of power four semi~ double loop integral converter IC , with a precision bandgap reference , range accuracy , high precision , stable and reliable performance , strong anti~interference ability , high temperature can be used for measuring USB powered or power consumption of the interface , mobile phone charger , U disk and other products.
1, USB powered devices can be used to measure air , voltage loads , USB terminal equipment working voltage and current .
2, The current and voltage cycle , easy to use and practical.
3, Compact and easy to carry , no additional power supply
Scope of work | Current (0~5A) can detect mobile phone charger voltage compliance DC5V |
Operating Range | U = 3 ~ 7.5V I = 0 ~ 5A |
Resolution | Voltage 10mV current 1mA |
Error | voltage <± 1% current <± 2% |
Full scale drop | ( When measuring current ) 200mV |