| 摘要 |
In examples of the embodiment, a surge-proof interface circuit (100) comprises a rectifier circuit (20) which is configured to produce a rectified rectifier output voltage at the rectifier output terminals (20c, 20d), in accordance with a rectifier input voltage at the rectifier input terminals (20a, 20b), and a Darlington circuit (30) which comprises at least two transistors (Q3, Q4). Said Darlington circuit (30) comprises a current path (35) which can be controlled on the output side in accordance with a control signal (62) and said current path (35) which can be controlled on the output side is coupled between the rectifier output connections (20c, 20d). |
| 主权项 |
1. A surge-proof illumination system DALI interface circuit (100) comprising:
a rectifier circuit (20) which is designed for providing, in dependence on a rectifier input voltage present at rectifier input terminals (20a, 20b), a rectified rectifier output voltage at rectifier output terminals (20c, 20d), and a Darlington circuit (30) having at least two transistors (Q3, Q4), wherein the Darlington circuit has a current path (35) on the output side, controllable in dependence on a drive signal (62), wherein the controllable current path (35) on the output side is coupled between the rectifier output terminals (20c, 20d), and wherein the controllable current path (35) on the output side is designed for forming between the rectifier output terminals (20c, 20d) a load variable in dependence on a drive signal (62). |
