[Diy_efi] RE:Ignition amplifier Bosch 0-227-100-200

Wed May 17 13:33:00 UTC 2006

Mike,
Nothing in my manuals on 6513, possibly OEM part no.

Geoff
----- Original Message ----- 
From: "Mike" <niche at iinet.net.au>
To: <diy_efi at diy-efi.org>
Sent: Wednesday, May 17, 2006 10:53 PM
Subject: Re: [Diy_efi] RE:Ignition amplifier Bosch 0-227-100-200

> At 07:58 PM 5/17/06, you wrote:
>>hi, i just went out in the cold shed, and on page 96 of the 
>>gregorys manual. it even  says it sa  power transistor .....
> Think its classic case of over-simplification.
>
> As Geoff mentioned there are other components attached to a 
> basic
> power transistor - that makes it an IC in my book,
>
> mike
>
>
>
>>mark k
>>
>>
>>
>>----- Original Message ----- From: "Mike" <niche at iinet.net.au>
>>To: <diy_efi at diy-efi.org>
>>Sent: Wednesday, May 17, 2006 9:00 PM
>>Subject: Re: [Diy_efi] RE:Ignition amplifier Bosch 
>>0-227-100-200
>>
>>
>>>At 07:14 PM 5/17/06, you wrote:
>>>>hi,   you sure it isnt a  powr transistor  ?
>>>>
>>>>cause  in the manual  i am pretty sure it tells u how to 
>>>>check it, and it mentions  c,b and e ?
>>>
>>>Yeah these are external reference pins which one can use to 
>>>make
>>>"some" tests however,  the reason its more than a power 
>>>transistor is:-
>>>
>>>a.  It has a back emf zener or MOV inherent in the package
>>>b.  The input (b) has a pre amp of sorts, its input current 
>>>is far
>>>    less than any npn power transistor for activation.
>>>c.  The input of a normal power transistor pulls as much 
>>>current
>>>    as it can into a voltage drop of one diode, the RB30 
>>> device
>>>    can accept a variable 3 to 10v input without pulling more 
>>> than
>>>    a few milliamps and still function.
>>>d.  There is an input zener of sorts as well around 12 to 
>>>14volts
>>>e.  Its Vsat is about one to two times a diode drop higher 
>>>than
>>>    a properly biased power transistor. This may be part of 
>>> the
>>>    coil back emf snubbing, I'm not sure but its not power 
>>> transistor
>>>    behaviour as a general rule etc.
>>>
>>>Having said that, there may be more than one type from the
>>>last 25 years. All the units I have seen have an input 
>>>voltage
>>>much higher than a diode drop for fully on operation.
>>>
>>>btw: I'm interested which manual are you referring to ?
>>>
>>>Rgds
>>>
>>>mike
>>>
>>>
>>>
>>>>mark k
>>>>
>>>>
>>>>----- Original Message ----- From: "Mike" 
>>>><niche at iinet.net.au>
>>>>To: <diy_efi at diy-efi.org>
>>>>Sent: Wednesday, May 17, 2006 4:54 PM
>>>>Subject: Re: [Diy_efi] RE:Ignition amplifier Bosch 
>>>>0-227-100-200
>>>>
>>>>
>>>>>I'm doing an uprated RB30 ignition module and toyed
>>>>>with doing a dwell adjust, worked out an easy way to
>>>>>do it along with auto retard for turbo boost, but decided 
>>>>>to
>>>>>keep it simple so first one will go out on market only
>>>>>as upgrade with a couple of diagnostic functions. The old
>>>>>unit by Nissan/Hitachi looks like a transistor but is an
>>>>>IC in a To-3 can with back emf control but loses 1.5 to 2v
>>>>>saturation plus it has a slightly variable response time.
>>>>>Depending on how things go I might add a timer-control
>>>>>chip to provide some dwell adjust for ECUs that dont offer 
>>>>>it,
>>>>>mine at present does its the Skyline/RB30 ECU with 
>>>>>Bosch/Hitachi
>>>>>innards...
>>>>>
>>>>>Rgds
>>>>>
>>>>>mike
>>>>>
>>>>>
>>>>>At 01:16 AM 5/17/06, you wrote:
>>>>>>Guys,
>>>>>>
>>>>>>thank you for help.
>>>>>>
>>>>>>My problem is that I have to use ignition amplifier that 
>>>>>>can control dwell. My ECU is not doing it, it only signals 
>>>>>>when the amplifier can start charging coils and when the 
>>>>>>spark should be fired.
>>>>>>
>>>>>>I hoped I could find one that has more than one end stage 
>>>>>>in the same package... and 0-227-100-200 was my candidate, 
>>>>>>as it was used even back in 80ies... but it seems like it 
>>>>>>isn't. :(
>>>>>>
>>>>>>I guess I would have to use 4 single amplifiers then...
>>>>>>
>>>>>>Thanks,
>>>>>>NG
>>>>>>
>>>>>>Send instant messages to your online friends 
>>>>>>http://uk.messenger.yahoo.com
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>>>>>
>>>>>
>>>>>Regards from
>>>>>
>>>>>
>>>>>Mike
>>>>>Perth, Western Australia
>>>>>VL Commodore Fuse Rail that wont warp or melt !
>>>>>Twin tyres for most sedans, trikes and motorcycle sidecars
>>>>>http://niche.iinet.net.au
>>>>>_______________________________________________
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>>>
>>>
>>>Regards from
>>>
>>>
>>>Mike
>>>Perth, Western Australia
>>>VL Commodore Fuse Rail that wont warp or melt !
>>>Twin tyres for most sedans, trikes and motorcycle sidecars
>>>http://niche.iinet.net.au
>>>_______________________________________________
>>>Diy_efi mailing list
>>>Diy_efi at diy-efi.org
>>>http://lists.diy-efi.org/mailman/listinfo/diy_efi
>>
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>
>
> Regards from
>
>
> Mike
> Perth, Western Australia
> VL Commodore Fuse Rail that wont warp or melt !
> Twin tyres for most sedans, trikes and motorcycle sidecars
> http://niche.iinet.net.au
> _______________________________________________
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