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the origional chip for relay drive is here.
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Description: this is no longer sold,
this is a 1amp inverting buffer.
to replace on dead channel.
cut the input and output pins off. (2 channels , 1 is dead)
then connect a N-channel mos fet there,
drain go relay pin
sounce to pin 4 here. ground.
an gate to input pin cut, PCB side.
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Posted by: fixkick 12-12-2018


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