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Hp650 problem power with ic tps51225

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    Hp650 problem power with ic tps51225

    hello Friends
    Hp650 not power On i found just 3.3 v on ic TPS 51225 and no 5V

    please ineed equivalent for this ic idont have original ic in my lab


    thnx

    #2
    Re: Hp650 problem power with ic tps51225

    i found TPS51225C = APW8822C but same probleme also dont have this ic

    Comment


      #3
      Re: Hp650 problem power with ic tps51225

      why do u think this ic is bad when u not check it

      check all pins for voltage and resistance to ground

      Comment


        #4
        Re: Hp650 problem power with ic tps51225

        Originally posted by ktmmotocross View Post
        why do u think this ic is bad when u not check it

        check all pins for voltage and resistance to ground

        ihave chek it bro

        Vin + Ldo3 +Ldo5

        the ic dont make 5v out

        Comment


          #5
          Re: Hp650 problem power with ic tps51225

          did u check pins on that 5V side like if u dont have shorted mosfets, ENTRIP...

          Comment


            #6
            Re: Hp650 problem power with ic tps51225

            Originally posted by ktmmotocross View Post
            did u check pins on that 5V side like if u dont have shorted mosfets, ENTRIP...
            yes bro all ok

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