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by omarlim
Tue Jan 23, 2018 1:25 pm
Forum: General discussion
Topic: ACS712 30A, zero current problem
Replies: 10
Views: 1862

Re: ACS712 30A, zero current problem

It seems that I'm not yet entitled to post real time in this forum. If my previous reply does not get posted, here's the summary: This is not an ACS712 chip. Although the IC show ACS712, it is actually an ACS713. It is only unidirectional with zero current at VCC*0.1
by omarlim
Mon Jan 22, 2018 6:20 am
Forum: General discussion
Topic: ACS712 30A, zero current problem
Replies: 10
Views: 1862

Re: ACS712 30A, zero current problem

Same problem here. 20pcs tested with the same result. It was noted that the 0.5V reacts with the change in current, which is beneficial in my application since I can connect the sensor to a 3.3v microcontroller and have the values within the range of the uC. Another thing to note is that (at least t...

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