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I make the lamp eternal. Overview of how the LED lamp works (with schematic).
Used in the video:
Inverter (pure sine): s.click.aliexpress.com/e/_DdZ...
Cheap Inverter: s.click.aliexpress.com/e/_Der...
Oscilloscope: s.click.aliexpress.com/e/_DFL...
PIR motion sensor: s.click.aliexpress.com/e/_Ddw...
What LED lamps are issued free of charge in Ukraine to replace incandescent lamps?
What do they have inside and how do they work?
0:35 - what is stated on the lamp
1:32 - measurements
4:36 - what's inside
5:03 - scheme
5:34 - waveforms
8:43 - experimental mod
Assembled on a BP2863 chip, datasheet:
www.bpsemi.com/upload/cn/file/...
www.bpsemi.com/upload/en/file/...
What LED lamps are issued free of charge in Ukraine to replace incandescent lamps?
What do they have inside and how do they work? What do they give out in Ukraine instead of incandescent bulbs?
"How LED lamps are changing the lives of Ukrainians: an overview of a new program for the exchange of incandescent lamps"
"LED lamps for energy saving: we understand inside and measure the parameters"
With similar structure: SDH7711, PT4557, WS9057XT.