The invention discloses an automobile seat heating drive circuit and an automobile seat heating system, and relates to the technical field of automobile seat heating, the automobile seat heating drive circuit comprises an automobile seat heating element, a first power switch device, a second power switch device, a grid driver and a controller; the first power switch device, the automobile seat heating element and the second power switch device are sequentially connected and then are connected with a positive electrode of a power supply and the ground; the gate driver is connected with the control end of the first power switch device and the control end of the second power switch device. The controller is connected with the gate driver, and the controller is used for controlling the first power switch device and the second power switch device to be switched on or switched off through the gate driver. According to the invention, a high-performance high-side power switch can be replaced, and the cost and the supply chain can be ensured; according to the invention, potential safety hazards caused by a single-point fault can be effectively avoided.
本发明公开了一种汽车座椅加热驱动电路及汽车座椅加热系统,涉及汽车座椅加热技术领域,所述汽车座椅加热驱动电路包括:汽车座椅加热元件、第一功率开关器件、第二功率开关器件、栅极驱动器和控制器;所述第一功率开关器件、所述汽车座椅加热元件、所述第二功率开关器件依次连接后连接电源正极和地;所述栅极驱动器与所述第一功率开关器件和所述第二功率开关器件的控制端连接;所述控制器与所述栅极驱动器连接,所述控制器用于通过所述栅极驱动器控制所述第一功率开关器件和所述第二功率开关器件导通或关断。本发明可以替代高性能的高边电源开关,成本和供应链可以得到保证;本发明可以有效避免了因单点故障导致的安全隐患。
Automobile seat heating drive circuit and automobile seat heating system
一种汽车座椅加热驱动电路及汽车座椅加热系统
2025-04-01
Patent
Electronic Resource
Chinese
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |