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| Articles by comba battery |
271. design and production of switching power adapter supply
September 27, 2010
Therefore, in the design and production of switching power supply, be sure to select the temperature of the components. Of course, must take the power of the temperature control in the application environment allows the range.
And "Why look hot notebook power adapter," the programming Tip: ...
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272. Principles of battery and power adapter
September 27, 2010
Principles of battery and power adapter as you
Power to the notebook power supply and battery to the books is different, said first battery-powered, the DC battery output is pure, clean enough, you can directly access the current transformer module, the battery voltage is neither possible no...
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273. the daily maintenance of notebook power adapter
September 27, 2010
If not carefully measured the output power of the relationship with the output voltage, in principle, there is a certain risk, but this risk is small, because if you choose a large enough power supply to the nominal current of resistance will not have big problems, pattern wave coefficients can also...
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274. To create a good environment cooling for adapter
September 27, 2010
To create a good environment cooling In high temperature environments notebook, power adapter should be placed in direct sunlight and well ventilated place; not the power adapter on the notebook's heat near the outlet, it will not only heat from the power adapter does not out, but also a...
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275. Power adapter supply, the situation is more complex
September 27, 2010
Power supply, the situation is more complex, first of all need to join the voltage regulator further filter to ensure that the power performance is not very good stability under the circumstances, the voltage regulator points after the two parts of the city, all the way to work books power supply, a...
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276. the power to the laptop adapter power supply
September 27, 2010
When the books when the high-load operation, the current larger, the books go into standby when the current is smaller, a large nominal current of the power supply has sufficient current margin. On the contrary, it was replaced with 56w 72w of power have no problem with it because the design of the ...
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277. the nominal voltage power supply should meet the following two conditi
September 27, 2010
this is from the electrical parameters of the user can only think of ways to be compatible as far as possible, but the resistance is different for each adapter , the nominal voltage of the allowable error may be different, under the nominal current output voltage range of the definition may be diffe...
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278. Power to the notebook power supply and battery to the notebook is different
September 27, 2010
The fourth question, the question of who is likely to electronic circuits is a layman. Power to the notebook power supply and battery to the books is different, said first battery-powered, the DC battery output is pure, clean enough, you can directly access the current transformer module, the batter...
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279. regular power adapter is not necessarily true
September 27, 2010
Interpretation of basic knowledge Notebook - power adapter on the power supply, power supply, power supply and load matching or discussion, there are a few common questions are as follows:
1, the power adapter (hereinafter referred to as power) of the nominal voltage and current mean? 2, ar...
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280. check the power plugs good contact between the power adapter
September 27, 2010
Example 2: a IBM T23 notebook computers used in the AC plugged in, it suddenly automatically switch to battery mode, check the power plugs good contact between the power adapter is connected properly with the host, determine the power adapter is damaged. Repair process: the power adapter with a mult...
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