Patent ID: 11881182
Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H  Y | IPC G

Claim 1:
2. The light-emitting device driver chip of claim 1, wherein the current control module comprises a voltage generating unit and a current generating unit, a voltage output node of the voltage generating unit is electrically connected to a voltage input node of the current generating unit, and the current generating unit is configured to receive a voltage signal generated by the voltage generating unit to generate a current output to the control output node;
the parallel control circuit comprises a first parallel control module, the first parallel control module is electrically connected between the current control modules of the at least two current control circuits and is configured to enable, according to the parallel control signal, the voltage output nodes of the voltage generating units of the current control modules to be electrically connected; and
one of the voltage generating units of the current control modules is configured to provide the voltage signal for the current generating units of the current control modules.