| 摘要 |
PROBLEM TO BE SOLVED: To provide a protection system against reverse battery connection which is connected to a battery in an electric vehicle.SOLUTION: A protection system against reverse battery connection includes: a controller configured to output a first square wave signal including a third square wave signal and a fourth square wave signal to an input terminal of a transformer using a first DC voltage; the transformer configured to output a second square wave signal obtained by transforming the first square wave signal; a rectifier configured to rectify the second square wave signal to output a second DC voltage; and a transistor configured to perform protection against reverse connection of a battery using the second DC voltage. |
