At present most of the circuit board, is a dc power supply, which are frequently used as a copier, print version and some equipment for special operations, most of them are used in dc - dc power supply module, the power module application, not only because of its performance is superior to other types of devices, but also in terms of price than the other to offer a lot of such equipment. Moreover, in terms of efficiency conversion, this type of power supply module has higher output efficiency, more output categories, more stability when output, and smaller volume of this type of power supply module.

And dC DC power supply module compatibility is also relatively high, can be compatible with different electrical types, and can ensure that it can carry out a stable output. At present, this kind of battery module is especially widely used in communication, but due to its very high power, this kind of power module has also derived some product problems.

1. Common problems of this type of power supply module

Overloading of voltage caused by long time is a problem in most common power modules, and DC DC power modules are no exception. The general treatment is to reduce the number of electrical appliances. Short circuit in the input circuit is also a relatively common fault problem, in the processing can be set up some anti-short circuit protector and other equipment.

2. Methods to reduce the occurrence of failures

Generally speaking, the failure of power module cannot be prevented. After all, most power modules will have some faults, but the failure can be reduced. If DC DC power module is used, it can be prevented by manual or instruction measures.