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Car Charger Purchase Method

Estar Industrial Group Co.,Ltd | Updated: Sep 25, 2017

Car charger is a car charger for the convenience of car power supply for anytime, anywhere for the digital products, conventional for automotive battery (car 12V, truck 24V) powered car charger. (Constant pressure CV, constant current CC, overvoltage protection OVP) to consider the actual needs of lithium battery charging (constant pressure CV, constant current CC, overvoltage protection OVP), the use of a variety of portable, handheld equipment, lithium battery charging areas, such as: mobile phones, , But also take into account the harsh environment of the car battery (transient peak voltage, system switching noise interference, EMI, etc.); Therefore, car charger program selected power management IC must meet: high pressure, high efficiency, high reliability, Is conducive to the design of EMI) switching power supply chip.

1. Optional car charger, pay attention to the size of the equipment and current matching, the general portable, handheld terminal products, the standard input voltage is 5V / 700MA, while the iphone is 5V / 1A.

2. Clear their own car cigarette lighter charger output voltage, car output voltage of 12V, truck 24V. So the general type car charger (12v) most suitable for 12V cars, the general market sales of car inverter are 12v to 220v.

3. Note that the conversion efficiency of the car phone charger, and now the market flow of the car inverter power are virtual marked very high, the conversion rate is probably only between 70% to 80%, the quality is relatively good The

4. Select the power of the car phone charger, select the current more common power 100W, 200W, 300W, 500W and other specifications. It is recommended that the owner of the best choice 200w or 300w car inverter.


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