Why do charger manufacturers give off heat when charging? Why does the charger give off heat when it is recharged? Nowadays, the mobile phone has become an indispensable thing in people's daily life. Some jokingly call it the:Organ”of the human body. It's essential at all times, but it needs to be recharged from time to time. This yongle leads you to the charger charging why it will be heated. Mobile phone charger, general mobile phone charger in the charging process is a normal phenomenon, because the charger is a high-efficiency switching power supply, but because the power factor is less than 0.7, the rest of the energy is basically converted into heat and consumed. It’s normal for the charger to be a little hot. Don’t touch it as long as it doesn't smell, but it's best to keep it in a well ventilated place, as high temperatures can accelerate electronic component aging. Why does the charger give off heat when it is recharged? Why does the charger give off heat when it is recharged? Nowadays, the mobile phone has become an indispensable thing in people's daily life. Some jokingly call it the “Organ”of the human body. It's essential at all times, but it needs to be recharged from time to time. This yongle leads you to the charger charging why it will be heated. Mobile phone charger, general mobile phone charger in the charging process is a normal phenomenon, because the charger is a high-efficiency switching power supply, but because the power factor is less than 0.7, the rest of the energy is basically converted into heat and consumed. It's normal for the charger to be a little hot. Don't touch it as long as it doesn't smell, but it's best to keep it in a well ventilated place, as high temperatures can accelerate electronic component aging.