[sdiy] Temperature Compensated Exponential Converter Using SSM2164

[Magnus Danielson]

Ian Fritz wrote:
> At 07:26 AM 8/29/2009, HOSHUYAMA wrote:
>> Hello List,
>>
>> I developed a new style temperature compensation method for
>> exponential converter using SSM2164.
> 
> 
> Interesting.  Basically the same as Jim Patchell's old (2002?) design, 
> except using an expo OTA.  How good is the log conformance (tracking)?

I made the same reflection. Basically Jim's approach, but using a 
SSM2164 as the expo converter. It is much more compact than Jim's approach.

Need to ponder over it a little bit more thought. I must admitt I have 
not used the SSM2164 ever... maybe time to fetch a few and experiment.

Cheers,
Magnus