On Wednesday 06 February 2008, gene wrote:
> Beta also varies with collector current, do the simulators
> (and these models) account for this behavior? In fact, the
> curves for different transistors (beta vs. IC) are so
> incredibly different - some flat, some very peaky before
> rolling off.
Sh
al davis wrote:
> I assume you are aware that those model parameters need to be
> taken with a bit of suspicion. For example, the NPN gives
> a "Bf" value (forward beta) of 416.4. For real transistors
> this parameter varies widely. Any number from 200 to 500 would
> be believable, and they
On Tuesday 05 February 2008, Robert Butts wrote:
> I downloaded the model from fairchild's website. I'm
> simulating this very simple circuit in gnucap and am getting
> the following error:
>
> -
> DUAL AMP CIRCUIT
> ... f
I downloaded the model from fairchild's website. I'm simulating this very
simple circuit in gnucap and am getting the following error:
---
[EMAIL PROTECTED] project-micSwitch]$ gnucap tempCir.ckt
Gnucap 0.35
The G
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