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Bandgap with 3bits trim, help me!!!!

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letan

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I need design a bandgap with 3bits trim, but I have not some papers discuss about this topic. Can you give me some papers?
Thanks,
Regards.
 

maofeng

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Check this out:

A 4-Bits Trimmed CMOS Bandgap Reference with an Improved Matching Modeling Design
Martinez Brito, J.P.; Bampi, S.; Klimach, H.
Circuits and Systems, 2007. ISCAS 2007. IEEE International Symposium on
Date: 27-30 May 2007, Pages: 1911 - 1914

You can find the paper at:

https://ieeeclub.org/inc/sdetail/609?xtr=bandgap

(please don't forget to hit <helped me> )
 

drming

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maofeng, i also downloaded the paper, it is helpful. thank you!
 

jamespan

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my question is, how can we design a FUSE burning circuits for bandgap trimming?
thanks!
 

gevy

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jamespan said:
my question is, how can we design a FUSE burning circuits for bandgap trimming?
thanks!

In my design FUSE is poly resistor, which is programmed by external voltage source.
 

babbage

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maybe give out ur schematic, then it is better to talk about this.
 

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