• CD74HCT11: seek help for chip failure analysis : single channel‘s output of the chip fall below Vcc when its input is high

  

  liyang Jin

  TI Thinks Resolved

  Part Number: CD74HCT11 Other Parts Discussed in Thread: UCC27531 , UCC27524 , SN74ACT11 Hi, I faced a problem with a new pasted PCBA. The schematic is as below: the chip U17 is used to control a MOSFETs Q4 which drive a relay K3。I found it in test…

  • over 3 years ago
  • Logic
  • Logic forum

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