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    • 4. 发明申请
    • ARRANGEMENT AND METHOD FOR OPERATING AN ARRANGEMENT
    • 安排和操作安排的方法
    • WO2014114486A3
    • 2014-09-18
    • PCT/EP2014050141
    • 2014-01-07
    • OSRAM OPTO SEMICONDUCTORS GMBH
    • HÄFNER NORBERTFREI ULRICHGRÖTSCH STEFANHUBER RAINER
    • H05B33/08
    • H05B33/0815B60Q1/1407H05B33/083H05B33/0845H05B33/089Y02B20/341
    • The invention relates to at least one embodiment of a method which is set up to operate an arrangement (1). The arrangement (1) has N radiation-emitting semiconductor chips (2). The semiconductor chips (2) are arranged in an electric series circuit. The arrangement (1) comprises multiple switching elements (3), wherein to each of the semiconductor chips (2) one of the switching elements (3) is connected electrically in parallel. The arrangement (1) includes an activation unit (4) for the mutually independent activation of the switching elements (3). The arrangement (1) comprises a constant current circuit (5) for energizing the series circuit. When switching off, the respective semiconductor chip (2) associated with a switching element (3) is bridged electrically by the switching element (3). A protective module (6) of the arrangement (1) is set up to reduce or to prevent current peaks when one or more of the semiconductor chips (2) is/are switched off.
    • 在至少一个实施例中,该方法被布置用于操作装置(1)。 装置(1)具有N个发射辐射的半导体芯片(2)。 半导体芯片(2)被布置在串联电路中。 装置(1)包括多个开关元件(3),其中一个开关元件(3)的每个半导体芯片(2)并联电连接。 它包含用于独立激活开关元件(3)的驱动单元(4)的布置(1)。 装置(1)包括用于激励串联电路的恒流源(5)。 当关闭相应的开关元件(3)时,开关元件(3)与开关元件(3)电桥接相关联的半导体芯片(2)。 配置(1)的保护模块(6)被设置为当一个或多个半导体芯片(2)被关断时减少或防止电流峰值。