[sdiy] Blown LF13741 and suitable replacement?

Gordonjcp gordonjcp at gjcp.net
Sun Feb 1 02:25:59 CET 2026


On Sun, Feb 01, 2026 at 12:40:28AM -0000, Richie Burnett wrote:
> 
> Can anyone recommend a modern replacement for this part, before I pay an arm
> and a leg for what might turn out to be a counterfeit LF13741 on ebay?  The
> device in my SH-09 is actually a circular metal can package, but the pinout
> matches a standard single op-amp DIP-8 package, so I'm guessing a plastic
> DIP version would suffice?

The datasheet says it's a 741 with FET input buffers so I'd just fire in a TL071 and see how that goes.

It might need recalibrated, it might not. It's got a better chance than what's in it now.

-- 
Gordonjcp


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