Abstract: An ignition transformer (80) for generating an ignition voltage for a high-pressure gas discharge lamp (5) which has a high-pressure gas discharge lamp burner (50), comprising a ferrite core (81) and at least one primary winding (86) and at least one secondary winding (87), the at least one secondary winding (87) being formed from an insulated metal strip that is disposed on the ferrite core (81) in such a way that the end of the at least one secondary winding (87) that carries the high-voltage is disposed on the inside, wherein the ferrite core has the form of a film reel, and the secondary winding (87) is wound onto the ferrite core like a film.

Abstract: An electronic ballast for a discharge lamp includes a microcontroller, which is configured to identify the parameters which determine the discharge lamp type. The microcontroller implements an orientation mode program once when the lamp is first switched on, which orientation mode program can be used to determine the type of discharge lamp.

Abstract: An ignition transformer for a discharge lamp is provided having a transformer core whose material and dimensions are selected in such a manner that the Curie temperature of the material after the ignition which is achieved by means of the ignition transformer can be achieved by a voltage drop across a secondary winding of the ignition transformer.

Abstract: Various embodiments relate to an integrated gas discharge lamp including a lamp base, a gas discharge lamp burner and an ignition electronics, wherein the integrated gas discharge lamp includes an operation electronics for operating the gas discharge lamp burner, and the gas discharge lamp burner, the ignition electronics, and the operation electronics are unseparably coupled with each other.

Abstract: A circuit arrangement for operating at least one semiconductor light source having an input for inputting an input voltage, an output for outputting an output voltage to the semiconductor light source, wherein the main current path of the circuit arrangement lies between the two input terminals, and comprises a series circuit formed by a switch, an inductance and a back-to-back connection of a first diode or light emitting diode and the at least one semiconductor light source, wherein a first storage capacitor is arranged in parallel with the at least one semiconductor light source, and a second diode is arranged in series with this parallel connection.

Abstract: An electronic component module includes at least one first multi-layer circuit board module (21, 22; 31, 32; 41, 42) and a cooling arrangement (23, 33, 43), the cooling arrangement (23, 33, 43) being in contact with an upper side of the circuit board module (21, 22; 31, 32; 41, 42). The cooling arrangement (23, 33, 43) is designed such that waste heat generated during operation of the electronic component module (2, 3, 4) is extracted in a lateral direction with relation to the arrangement of the circuit board module (21,22; 31, 32; 41, 42) by the cooling arrangement (23, 33, 43).

Abstract: An integrated gas discharge lamp (5) with ignition electronics integrated into the base, comprising an ignition transformer (TIP), an ignition capacitor (CIP), and a controlled switching element (SIP), wherein the integrated ignition electronics are configured to generate an asymmetrical ignition pulse, and wherein the voltage ratio between the first lamp electrode near the base and the second lamp electrode distant from the base ranges from 22:1 to 5:4

Abstract: An integrated gas discharge lamp (5), wherein a gas discharge lamp burner (50) and operating electronics (920, 930) for the gas discharge lamp burner (50) are integrated in a lamp, and wherein the operating electronics (920 930) control the power of the gas discharge lamp burner (50) as a function of the burning time (t) thereof in such a way that the level of the light output of the integrated gas discharge lamp (5) follows a target value curve ( ? target ? N ) .

Abstract: An ignition transformer (80) for generating an ignition voltage for a high-pressure gas discharge lamp (5) which has a high-pressure gas discharge lamp burner (50), comprising a ferrite core (81) and at least one primary winding (86) and at least one secondary winding (87), the at least one secondary winding (87) being formed from an insulated metal strip that is disposed on the ferrite core (81) in such a way that the end of the at least one secondary winding (87) that carries the high-voltage is disposed on the inside, wherein the ferrite core has the form of a film reel, and the secondary winding (87) is wound onto the ferrite core like a film.

Abstract: A headlamp is provided having a cap and a light output which is predetermined by international standardization with respect to the distance and position with respect to a reference plane of the cap, wherein the light output is provided by one or more semiconductor light sources.

Abstract: Various embodiments relate to an integrated gas discharge lamp including a lamp base, a gas discharge lamp burner and an ignition electronics, wherein the integrated gas discharge lamp includes an operation electronics for operating the gas discharge lamp burner, and the gas discharge lamp burner, the ignition electronics, and the operation electronics are unseparably coupled with each other.

Abstract: A circuit arrangement for operating at least one semiconductor light source having an input for inputting an input voltage, an output for outputting an output voltage to the semiconductor light source, wherein the main current path of the circuit arrangement lies between the two input terminals, and comprises a series circuit formed by a switch, an inductance and a back-to-back connection of a first diode or light emitting diode and the at least one semiconductor light source, wherein a first storage capacitor is arranged in parallel with the at least one semiconductor light source, and a second diode is arranged in series with this parallel connection.

Abstract: An ignition transformer for a discharge lamp is provided having a transformer core whose material and dimensions are selected in such a manner that the Curie temperature of the material after the ignition which is achieved by means of the ignition transformer can be achieved by a voltage drop across a secondary winding of the ignition transformer.

Abstract: The invention discloses a method and/or electronic ballast, which can be universally used for a plurality of types of discharge lamps and which performs an orientation mode for detecting the lamp type once the lamp is switched on, whereby the lamp type is detected

Abstract: A starting apparatus for a discharge lamp (100) comprising a spiral line pulse generator (104) and a charging circuit for charging the spiral line pulse generator, wherein means (108) for rectifying the charging current are arranged in the charging circuit.

Abstract: The invention relates to an apparatus for operating at least one discharge lamp by means of one or more voltage converters, wherein the apparatus comprises a voltage converter which is in the form of an inverse Watkins-Johnson converter.

Abstract: A circuit arrangement for operating a high pressure discharge lamp includes a voltage transformer, a load circuit which is supplied by the voltage transformer and provided with connections for the high pressure discharge lamp (La), a choke (L2b) for limiting a current passing through the high pressure discharge lamp (La) and with an impulse igniting device for igniting a gas discharge therein, wherein the choke (L2b) is embodied in the form of the secondary winding of the igniting transformer (T2) of the impulse igniting device.

Abstract: The invention relates to an electronic component module, comprising at least one first multi-layer circuit board module (21, 22; 31, 32; 41, 42) and a cooling arrangement (23, 33, 43), the cooling arrangement (23, 33, 43) being in contact with an upper side of the circuit board module (21, 22; 31, 32; 41, 42). The cooling arrangement (23, 33, 43) is designed such that waste heat generated during operation of the electronic component module (2, 3, 4) is extracted in a lateral direction with relation to the arrangement of the circuit board module (21,22; 31, 32; 41, 42) by means of the cooling arrangement (23, 33, 43).

Abstract: The invention relates to a device for operating or starting a high-pressure discharge lamp (10), whereby the device comprises a voltage-dependent switch (131), for generation of the starting voltage for the high-pressure discharge lamp (10), the switch threshold voltage of which is greater or equal to the starting voltage of the high-pressure discharge lamp (10) and a corresponding operating or starting method. The invention permits an impulse starting of the high-pressure discharge lamp (10) without use of a starter transformer. Said impulse starting device and said method may be advantageously combined with the high-frequency operation of the high-pressure discharge lamp (10), in particular, with a vehicle headlight high-pressure discharge lamp.

Abstract: A device for operating or starting a high-pressure discharge lamp (18), provided with an auxiliary starting electrode (181), includes a voltage-dependent switch member(16), for providing the starting voltage for the high-pressure discharge lamp (18) to the auxiliary starting electrode (181) and the switch threshold voltage of the voltage-dependent switch member (16) is greater than or the same as the starting voltage of the high-pressure discharge lamp (18).