????????LED???????? (2)

LED????????LED?????????????????LED???????????????

1.LED??IC?????

?????LED???????LED??IC?????IC?????????

?????LED????IC????Vin???????????????????????EMI?

LED???????????LED?????????????????????????LDO??????LED????????????????????????????????3.3V????LED?????LDO???????????LDO?????

????????????LED??IC???????

?????LED??IC?????????????????????????????????????????IC??????

2.LED???????????

??????????LED????????????

?????LED???????????????????????LED???????????????LED???????????????????????????????LED??????????????LED???????????????????

??????????LED????????????????LED?????????????

a.???????LED???????????????????????????

b.??????????????????????????????????????????LED??????

c.??????????????????????????????????????LED??????????????LED??????????????????????????????????????????????????????????

d.????LED???????????????????????????????????????????????????????????LED??????LED????????????????LED????????

e.??????????????????LED?????????????????????????????????????LED?????????????????????

3.LED??IC????

????????LED??IC????

LED?????????????????50000?????????????????????????LED??????????????????????????????AC/DC???????????????????????5000??????????????LED????????????????????????????????LED??IC?????????

???????LED??IC??????????DC/DC???????????????????????????????????????????????????????????????????????????LED??IC??????????EMC????CE?UL??????????????????????????????????????????????????????????????????????PWM??????????

0.5W-3W?LED???LED??IC?????CMC???????????????????LED??IC????????????CMC????????????(AC)?????????????????ACLED???????????????LED???????????

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