DLPA3005: DLP® products forum

Prodigy 90 points

Replies: 4

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Part Number: DLPA3005

I have a platform that PMIC/LED driver is DLPA3005. We got a strange issue.  The first time power up will be fail, then power off and wait within 3 second. The second time power will be sucessed. I had analysis the issue PCBA and find resetz signal go low when DLPA3005 initial. The Int signal of DLPA3005 is normal when resetz signal go low. we have no idea that why Resetz go low. Please help to check which point that i can test or debug ? . 

we have 20 pcs PCBA in this pilot run and only 2 pcs PCBA has this symptom.

thanks,

best regards,

Kenny

4 Replies