[TechAssist] Re: transistor cross
- From: HSWAD@xxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 16 Nov 2001 16:18:06 EST
In a message dated 11/16/01 3:30:01 PM Eastern Standard Time,
jselectronics@xxxxxxxxxxxx writes:
<<
There is no cross for those transistors. you have to use the original
replacements. Hollis
Sorry , actually what I am looking for is the NTE cross for 2SA1633 and the
NTe cross for 2sc4273 .
----- Original Message -----
From: "Dennis Viereck" <wa6ati@xxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, November 16, 2001 7:28 AM
Subject: [TechAssist] Re: transistor cross
>
>
> How could they both be the same? The obvious difference between them
without all the
> electrical specifications is the 2SA is a PNP and the 2SC is an NPN.
> What I think he is looking for are substitutes in each class.
>
> Dennis VIereck
>
> DOCVIDEO wrote:
>
> > They are made by Rohm Co. LTD
> > both are same .. EXCEPT ..
> > 2SA1633 VCEO= - 150, Ic= - 10, Pc= 100
> > 2sc4278 VCEO= 150, Ic= 10, Pc= 10
> > Make sure when ordering to check for a classification code "letter"
normally found
> > at end or under main #....and include. This is for the hfe signal
range....should
> > have one of these "D", "E", "F"
> >
> > MONTE MONCRIEF
> > BAKERSFIELD, CA.
> > DOCVIDEO@xxxxxxxxxx
> > ----- Original Message -----
> > From: "Junior E Hurdle" <jselectronics@xxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Thursday, November 15, 2001 9:50 PM
> > Subject: [TechAssist] transistor cross
> >
> > Is there a cross for A1633 and C4278 audio output transistors?
> >
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Message-ID: <000901c16edd$4781c800$494765d1@junior>
From: "Junior E Hurdle" <jselectronics@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
References: <037301c16e62$8dc17200$c24765d1@junior>
<003901c16e70$8364d320$c6e31b42@xxxxxxxxxx> <3BF4F854.A8F26DA7@xxxxxxxxxxxxxx>
Subject: [TechAssist] Re: transistor cross
Date: Fri, 16 Nov 2001 16:27:57 -0400
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