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09-11
Why is the power adapter limited to safe use below 5000m?
Since the insulation medium between the conductive material and the contact is generally air, the insulation capacity of the air and the breakdown voltage of the air become an extremely important issue, including household appliances and low-voltage appliances.
09-11
Why are most power adapters for indoor use only?
Power adapters are divided into two types: indoor products and outdoor products. Outdoor or indoor type, is selected according to the use of the environment.
09-11
Is there a difference between the power adapter and the charger? Can I switch?
Some digital products are equipped with USB chargers, which can be charged by connecting the cable to the Mini USB interface of the body, while others are equipped with power adapters, which are connected to the DC input of the body to realize power supply. Are these two things the same? Can you switch?
09-11
Is there a difference between the power adapter and the charger? Can I switch?
Some digital products are equipped with USB chargers, which can be charged by connecting the cable to the Mini USB interface of the body, while others are equipped with power adapters, which are connected to the DC input of the body to realize power supply. Are these two things the same? Can you switch?
09-11
How to use the power adapter-notebook battery skills
The common practice of manufacturers is that the battery of the new notebook should have 3% power when it is turned on for the first time. At this time, the external power supply should not be used first, but the remaining power in the battery should be used up until it is turned off, and then the external power supply should be used for charging. Then the battery is exhausted and then recharged. The charging time must exceed 12 hours and be repeated three times to activate the battery.
09-11
What is a constant voltage constant current power supply
General power supply work, according to the situation to change the output value. Whether it is a constant voltage power supply or a constant current power supply, they are essentially the same, and their output is voltage and current,
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