From: trevor@rageaudio.com.au   
      
   On 4/09/2022 4:31 am, kayge wrote:   
   > On Sat, 03 Sep 2022 14:34:44 +1000, Trevor Wilson wrote:   
   >   
   >> I am servicing a power amplifier which uses a dual, 8 pin DIP OP amp.   
   >> Unfortunately, the rail Volts on the OP amp (LF353) is +/- 22 Volts. I   
   >> am familiar with this particular amplifier and OP amp failure is quite a   
   >> frequent thing. I need a suggested replacement. I am quite happy to use   
   >> single OP amps, or SOICs, as I can employ a Brown Dog carrier to adapt   
   >> to the existing layout. Ideally, a bit more performance over the LF353   
   >> would be nice.   
   >>   
   >> And no, it is not possible to drop the rail Voltages. They must remain   
   >> at +/-22 Volts.   
   >>   
   >> TIA   
   >   
   > Hello, TI's OPA552UA has up to +/-30V rails and a bit better slew rate   
   > (24V/uS)although it's a bit noisier. You may find a dual version of this   
   > at TI.   
      
   **Thanks for that. I can probably live with a higher noise level. I like   
   the idea of a higher speed OP amp.   
      
   I found a couple available locally, though there is a long lead time for   
   more. I can live with that.   
      
   Thanks for the tip.   
      
      
      
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