[time-nuts] HP5065 - Some OP-Amp, FB and Teflon ...

[cdelect at juno.com]

Ulf,

Forrest  is correct. 

I'd try the LT1793.

It's an SOIC but if you are making your own board that would not be a
problem.

It is $4.87 at DigiKey.

Cheers,

Corby