The invention discloses a driving circuit of an automobile LED lamp, and belongs to the technical field of automatic control. The driving circuit comprises a power source module (1), a PWM modulation control module (2), a steering signal input module (3), a current sensor (6) and a current signal comparator (7). Compared with the prior art, the driving circuit has the advantages of being simple in structure, stable in performance, long in service life, convenient to control and the like.
Driving circuit of automobile LED steering lamp
2015-04-29
Patent
Electronic Resource
English
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / H05B ELECTRIC HEATING , Elektrische Heizung |
New energy automobile steering lamp light control circuit
European Patent Office | 2021
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