How to avoid overheating your smartphone?

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The sun has set for a few days, for a period of heatwave where temperatures will be around 40 degrees. For individuals, the advice is simple: we must think of drink regularly, stay in the shade and avoid strenuous activities. But for smartphones, better also take sensible precautions to avoid overheating … NB: file updated July 19, 2016.

You may cross the mobile user who early in the morning in a boiling bus, saw its smartphone reboot: it was not a bug but a heat problem that his phone could not handle. And to avoid this kind of inconvenience, ranging from safety lock to damage internal components over the long term, it is better to play the card of caution and limit causes heating.

Limit intensive applications

Last year, all eyes were on the overheating problems of the Snapdragon 810 but do not be fooled, all processors heat, and can cause some problems in the summer.Indeed, certain uses, such as games , permanent activation of GPS or recording videos in 4K tend to increase the heater phones. If you are in the sun in the middle of the afternoon, it is best not to go hunting for Pokémon since more heavily use the processor and graphics chip, the game uses the cellular network and the geographical position of the phone in real time. Overheating guaranteed!

It is also fashionable to close applications running in the background and which consume energy, like location-based applications (Google Maps, Waze, etc.) or social networks (Facebook in particular) which working in the background, consumes energy and therefore emit heat. Also note that it is best not to push your screen brightness to maximum, the backlight making its small contribution to the overall heating of smartphones.

car care

In the car, where the smartphone risk of experiencing its most difficult hours, it goes without saying that it is not advisable to put it on the dashboard, behind the windshield that would compound the heat. Better in addition, if you use it as a GPS, do not leave it plugged in at the same time: charge a phone is naturally heated, especially when fast charging, and it is not prudent to accumulate causes heating. If you are forced to charge the smartphone for GPS use, prefer a slow load 1 amp.

Shade

Out of the car, try not to keep your phone in your pants pocket, but rather in a bag, where it will be better ventilated. If you have the chance to spend the day’s hottest hours lazing on the sand, remember to take with you an insulated pouch in which you place your phone, so it does not cooks over low heat for you care your tan. If you are not equipped, try to book a little bit of shade for your phone. Similarly, it is best to remove the protective cover – especially if it is plastic – to improve heat dissipation.

What are the risks of overheating?

The heater is not the best friend of electronic components. True, they are designed to achieve extremely high temperatures of over 100 ° C for some components, but this is not necessarily a good idea in the long run. Especially that within a smartphone, there are many components, all as different from each other, each with its specificity. So avoid to heat the whole. In a smartphone, the two elements that heat the most are the battery charge and the SoC, which include in particular the processor and graphics chip.

As we pointed out in our dossier dedicated to batteries , the cells of these like little heat and the batteries are losing more of their ability when they face high temperatures. To maintain good battery life of your smartphone, so you better keep cool its battery.

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