What is the cost of DIY power bank ?

What is the cost of DIY charging?

DOCA Charging treasure has begun to enter the life of more and more digital device users, it can bring you convenient and fast charging support. There are many brands in the market, ranging from dozens to hundreds of pieces, and consumers have more choices.

With the popularity of charging treasure, the Internet also gradually circulated some charging treasure is in use process of the combustion or explosion incidents, for security or price consideration, some users had the idea of DIY charging treasure myself, satisfied their desire to on the one hand, on the other hand, buy their own parts charging treasure, also have a clearer cognition about the quality of the product.

How much is the cost of DIY charging treasure without money?

When it comes to DIY, many people's first reaction is to save money and have fun. As long as the structure and function of charging treasure have a clear understanding, together with many components can buy on the net, then the cost of DIY a charging treasure really is not high, the hot DIY passion + good beginning ability, buy back parts. You can do it if you want.

Look at the battery pack power bank plant

Back to the point, let's introduce you to the structure of rechargeable treasure. The most basic component of a charger kit is: shell + circuit board + core. Let's first look at the function of the shell. Many users may feel that the shell is nothing more than the carrier of the core and circuit board, and it protects them. However, the real function of the shell is not limited to this point. Its protection function is two-way. Flame retardant and high temperature resistance are also required when there is danger of high temperature and burning inside. Therefore, the material of the shell is very important. Don't be careless.

With shell we take a look at the internal, charging treasure are basically used PCB, can realize lift pressure switch, voltage regulator, steady flow, prevent overcharge, prevent short circuit and so on a series of functions, it directly

affects the actual charge and discharge performance of charging treasure, if the quality of circuit board too poor or no equipped with charge and discharge protection design, use process is likely to be charging equipment damage. In addition, some of the additional functions of the charger, such as lighting and power display, are also realized by attaching to the circuit board.

Finally, let's talk about the charge cell. Batteries charging size determines the treasure to digital devices of life power, it has been a focus on high consumers parts, because in the online charging treasure to negative news reports, many of them are batteries explosion, so the batteries quality directly related to the personal safety of users.