I want the model of two power chips. One is printed with 3YH 993 and the other is printed with 0B=R36.

littleshrimp

I want the model of two power chips. One is printed with 3YH 993 and the other is printed with 0B=R36. [Copy link]

One of the Mijia desk lamps is used to control the LED brightness, and the other should be used to reduce the voltage.

okhxyyo

0B=R36 This should be a power management chip. I found this silk screen when I checked, but it was a shopping mall that didn't tell me the specific model and asked me to call to consult and buy it.

littleshrimp

okhxyyo posted on 2021-3-15 17:53 0B=R36 This should be a power management chip. When I checked, I found this silk screen, but it was a mall that was so thief that they didn’t tell me the specific model, so I...

You can find it pretty awesome.

天天1

https://item.taobao.com/item.htm?spm=a230r.1.14.16.774762d0rkWG97&id=599974150211&ns=1&abbucket=1#detail

Why don’t you ask this Taobao store if they are willing to tell you

天天1

https://item.taobao.com/item.htm?spm=a230r.1.14.28.47b72ed9ykUfTI&id=622185350539&ns=1&abbucket=1#detail

993 I suspect it is the batch number

okhxyyo

Tiantian1 published on 2021-3-15 19:42 https://item.taobao.com/item.htm?spm=a230r.1.14.28.47b72ed9ykUfTI&id=622185350539&ns=1&abb ...

Like, very awesome

littleshrimp

Tiantian1 published on 2021-3-15 19:42 https://item.taobao.com/item.htm?spm=a230r.1.14.28.47b72ed9ykUfTI&id=622185350539&ns=1&abb ...

Thanks, this is the chip.

soso

Tiantian1 published on 2021-3-15 19:42 https://item.taobao.com/item.htm?spm=a230r.1.14.28.47b72ed9ykUfTI&id=622185350539&ns=1&abb ...

Haha, let me share my idea of finding the chip model through silk screen. Awesome!