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about op polarity in  bandgap reference (Read 1710 times)
mists
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about op polarity in  bandgap reference
Jun 09th, 2014, 7:25am  
the attached pic is bandgap reference from the book "Analog integrated circuit design" 2nd by Johns and Martin. But I feel that the op polarity in the pic is wrong, do you think so. if it is right, may you help me analyse it, thanks!
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raja.cedt
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Re: about op polarity in  bandgap reference
Reply #1 - Jun 9th, 2014, 11:57pm  
I guess you are talking about fig 7.13b, Yes it is wrong. you must flip the opamp signs.

Thanks,
Raj.
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