USB ADJUSTABLE 3 CURRENT 5V 1A / 2A / 3A BATTERY CAPACITY VOLTAGE DISCHARGE LOAD RESISTANCE TESTER GREEN

USB ADJUSTABLE 3 CURRENT 5V 1A 2A 3A BATTERY CAPACITY VOLTAGE DISCHARGE LOAD RESISTANCE TESTER GREEN

Rs: 650 /- PKR
Availability: 1
Brand: Circuit PK
Product SKU: CKT-2436
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A designed according to the principle of Ohm's Law and Through parallel resistance through a different switch,

it can produce 3 types of resistance from a new USB electronic load resistance discharge, when the entire switch

is opened, it is 2.2 ohm / 10 W, 4.7 ohm / 10 W, 2 types of resistance in parallel at the same time, In 5 V voltage

can almost produce a discharge current of 3 a.

The current size, according to ohm's law: Me = U / R Resistance in parallel

calculation formula: R = 1 / (1 / R1 + 1 / R2 + ... + 1 / Rn) K1 = 4.7Ohm / 10 W K2 = 2.2Ohm / 10 W

It is convenient to test whether the output current of the mobile power charging treasure, mobile phone charger, USB power supply, etc. is up to standard, as long as the USB connection is above. And can do aging test on mobile power and USB power adapter, the resistance will be hot when aging test discharge, the temperature is about 80~85 °C, please pay attention to anti-scalding.

 

Super Administrator 29/07/2015

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