MP2637GR-P is not giving OutPut

Battery Management
#1

After the production of 50 PCBs, I have found that on 7 PCBs the MP2637GR-P is not giving the output voltage at the “SYS” pin. Upon debugging, I have found that the VCC pin is giving 4.0V. Could anyone guide me what could be the problem?

#2

Hi @Shoaib.suleman,

Could you please share your schematic?

Thank you
Saurabh