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Mobile phone charger can be roughly divided into travel charger, docking charger and maintenance charger, general users contact the previous two. Market selling most travel charger, travel charger in the form of a variety of common a cheap duck-micro travel charger, ordinary desktop card board charger, high-end sets with LCD charger.

Introduction

Such as lead-acid battery charger, the VRLA battery test and monitoring, nickel-cadmium battery charger, NiMH battery charger, lithium-ion battery charger, portable electronic devices lithium-ion battery charger lithium-ion battery protection circuit chargers, electric vehicle battery charger, car charger, and so on.


Charger charges the battery, the battery charging instructions according to a certain selection of appropriate specifications charger and connected properly. Otherwise there will be damage to electrical appliances or security incidents, suggested the use of a smart charger, because it increases the protection circuit, generally does not appear the accident.

Working Principle

All mobile phone chargers are actually from a stable power supply (regulated power supply, to provide a stable operating voltage and current) with necessary constant current, limited pressure, limit overshoot control circuit.

Original charger (line charge) on the label of the output parameters: for example, output 4V/1A output 5.9V/400mA ... refers to the relevant parameters of the internal regulated power supply. Understand this truth; you will know a (good quality) mobile phone charger easily convert into a regulated power supply of good quality!

Use

The ordinary charger: with ordinary household electricity through a transformer to provide energy.
Battery charger: widely used lead-acid maintenance-free battery or battery charging design, the whole small size, light weight, easy to move.
Solar charger: the use of solar panels to collect solar energy
Wireless charger: the use of electromagnetic coupling principle
The hand charger: the use of human
Dry battery emergency charger: the use of a few dry cell, to provide emergency charging, generally about ten minutes of power.





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