A time division multiplexing vehicle lamp circuit
By using time-division multiplexing of the vehicle lighting circuit, and utilizing DC-DC constant current circuits and control logic chips to achieve multi-mode switching of the vehicle lighting, the problem of a large number of lamps and complex structures in traditional vehicle lighting designs is solved, thereby improving the integration and intelligence of the vehicle lighting and ensuring its safety and stability.
CN224319560UActive Publication Date: 2026-06-02HELLA BHAPSANHEAUTOMOTIVE LIGHTING CO LTD
View PDF 0 Cites 0 Cited by
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HELLA BHAPSANHEAUTOMOTIVE LIGHTING CO LTD
- Filing Date
- 2025-04-15
- Publication Date
- 2026-06-02
Smart Images
Figure CN224319560U_ABST
Abstract
The utility model relates to the technical field of car light circuit, concretely is a kind of time-sharing multiplexing car light circuit, including: DC-DC constant-current circuit and control logic chip, for the input circuit of DC-DC constant-current circuit and control logic chip provides driving power supply, and for the output circuit of output signal;The DC-DC constant-current circuit is used to provide the constant direct current of adaptation for the LED light emitting diode 1, LED light emitting diode 2 connected with DC-DC constant-current circuit;The control logic chip is used to generate corresponding output signal according to preset logic rule, control LED light emitting diode 1, LED light emitting diode 2 open or close state.The utility model can accurately enable or close car light corresponding function by DI_EN, DRL_EN control signal, it is convenient to realize car light multi-mode switching, meet the illumination demand of different scene, improve the intelligent degree of car light control.
Need to check novelty before this filing date? Find Prior Art