Interface circuit diagram of driving LED based on PNP logic
Source: InternetPublisher:司马缸砸光 Keywords: Power supply other power circuits Updated: 2021/11/27
This article introduces the interface circuit from BCL to LED, which is used to drive 7-segment digital tubes or other LED arrays with a common cathode structure. As shown in the figure, the light-emitting diodes can be replaced with optoelectronic isolators.
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