Car USB Phone Charger: Conventionally used in car battery (car 12V, truck 24V) powered car charger, a large number of portable, handheld devices in the field of lithium battery charging, such as: mobile phones, PDA, GPS, etc .; car charger should consider lithium (Constant voltage CV, constant current CC, overvoltage protection OVP), but also take into account the harsh environment of the car battery (transient spike voltage, system switching noise interference, EMI, etc.); therefore car charger program selected power The management IC must meet the requirements of high voltage, high efficiency, high reliability, low frequency (which is conducive to EMI design) switching power supply chip; popular talk is required "skin".
Car USB Phone Charger Applications:
Car charger is designed to facilitate the owner of the car to charge the car anytime, anywhere for the digital product charging accessories. Some high-end car charger generally includes two USB ports, which can charge two digital products at the same time. Such products are generally overload protection, short circuit protection, high voltage input protection, high temperature protection, four safety protection, to ensure safe use. Car charger in the car at the same time, but also home, to achieve car charger, direct charge, USB charge three-in-one multi-purpose use.
Features: versatility, portability, fashion, security