Spinaci tranzistor 3A

Andrej Jancura aj.hwlist na gmail.com
Úterý Říjen 2 11:01:06 CEST 2012


Aha, som si myslel, ze to je akutny problem s vysokou prioritou a
potrebujete to riesit co najrychlejsie. Ale pokial to nehori, mate
aspon cas si to premysliet a zvazit vsetky navrhy a odporucania.

A.

Dňa 2. októbra 2012 10:48, Michal Gregor <a2x1nptda8 na email.cz> napísal/a:
> Asi ano. Jeste jsem nemel cas projit vsechny navrhovane tranzistory a
> obvody. Plus procist sousedni vlakno o buzeni motoru.
> (Mam na to vyhrazen cas az tento patek odpoledne.)
>
>
> Michal Gregor
>
>
> ----- Original Message ----- From: "Andrej Jancura" <aj.hwlist na gmail.com>
> To: "HW-news" <hw-list na list.hw.cz>
> Sent: Tuesday, October 02, 2012 10:35 AM
>
> Subject: Re: Spinaci tranzistor 3A
>
>
> Ta 4050 ma zavisly Iout od teploty. Nebolo by lepsie pouzit nejaky
> specializovany obvod napr.: IR4427 alebo nieco podobne? Okrem toho,
> tento by mal dokazat aj rychlo odviest nosice z gate pri vypinani.
> Maju ho v GM.
>
> A.
>
> Dňa 2. októbra 2012 9:42, Michal Gregor <a2x1nptda8 na email.cz> napísal/a:
>>
>> Ve stare verzi je PIC 16F628.
>> V nove verzi pridam budic - asi 4050.
>>
>>
>> Michal Gregor
>>
>> ----- Original Message ----- From: "Andrej Jancura" <aj.hwlist na gmail.com>
>> To: "HW-news" <hw-list na list.hw.cz>
>> Sent: Tuesday, October 02, 2012 9:25 AM
>>
>> Subject: Re: Spinaci tranzistor 3A
>>
>>
>> A mozem sa este spytat ako to budite teraz? Inak velmi pekne dakujem za
>> odpoved.
>>
>> A.
>>
>> 2012/10/1 Michal Gregor <a2x1nptda8 na email.cz>:
>>>
>>>
>>> Stare zapojeni uz moc neresim, bylo to postavene na kusu kuprextitu a
>>> hromade dratu. Chyby vice nez dost: dlouhe vodice k tranzistoru, spatne
>>> zeme, slaby budic.
>>>
>>> Michal Gregor
>>>
>>>
>>>
>>> ----- Original Message ----- From: "Andrej Jancura" <aj.hwlist na gmail.com>
>>> To: "HW-news" <hw-list na list.hw.cz>
>>> Sent: Monday, October 01, 2012 8:54 PM
>>>
>>> Subject: Re: Spinaci tranzistor 3A
>>>
>>>
>>> Dobry vecer,
>>>
>>> mozem sa spytat co sposobovalo odpalovanie tranzistoru v praxi, co v
>>> skratke doporucili tunajsi mudrci ako prakticke riesenie a ako chodi
>>> toto ich riesenie v praxi?
>>>
>>> A.
>>>
>>>
>>> 2012/9/24 Michal Gregor <a2x1nptda8 na email.cz>:
>>>>
>>>>
>>>>
>>>> Takze na zaklade poznatku tady a na webu jsem nakreslil nove zapojeni:
>>>> http://ulozto.cz/xyyV5hD/schema-gif
>>>>
>>>> Jsou tam 4 tranzistory pro ruzne zateze. Budizeni primo z procesoru.
>>>>
>>>> Michal Gregor
>>>>
>>>> ----- Original Message ----- From: "Zuffa Jan" <ZuffaJ na cgc.sk>
>>>> To: "HW-news" <hw-list na list.hw.cz>
>>>> Sent: Monday, September 24, 2012 9:11 AM
>>>>
>>>> Subject: RE: Spinaci tranzistor 3A
>>>>
>>>>
>>>> Mohlo sa stat,
>>>> ze sa vystup RA3 dostane do modu IN chybou programu
>>>> a potom moze napetie na hradle plavat. Nasledne destrukcia
>>>> polootvoreneho tranzistoru. Mozno by stacilo dat paralelne
>>>> k vystupu odpor
>>>>
>>>> j.
>>>>
>>>> -----Original Message-----
>>>> From: hw-list-bounces na list.hw.cz [mailto:hw-list-bounces na list.hw.cz] On
>>>> Behalf Of Michal Gregor
>>>> Sent: Monday, September 24, 2012 8:37 AM
>>>> To: HW-news
>>>> Subject: Re: Spinaci tranzistor 3A
>>>>
>>>> Tranzistor tam je LR024N DPACK. Jako budic slouzi PIC16F627, G je
>>>> zapojen
>>>> primo na RA3. Zatez je dratovy odpor 1,8 ohm.
>>>>
>>>>
>>>> Michal Gregor
>>>>
>>>> ----- Original Message ----- From: "balu na home" <daniel.valuch na orange.fr>
>>>> To: "HW-news" <hw-list na list.hw.cz>
>>>> Sent: Saturday, September 22, 2012 6:38 PM
>>>> Subject: Re: Spinaci tranzistor 3A
>>>>
>>>>
>>>> zlozite to vobec nie je, ale kym neprezradite o aky tranzistor sa jedna
>>>> nemozeme si pozret parametre a identifikovat problem. Takze je to len
>>>> varenie z vody. Pripajanie a odpajanie k PICu a meranie zapinacich casov
>>>> je imho zbytocne pac to bude zrejme z pohladu do katalogoveho listu.
>>>> Predpokladam ze po vyzradeni tohoto statneho tajomstva bude odpoved
>>>> jasna za par sekund. Takze pockame do pondelka :-)
>>>>
>>>>
>>>> On Sep/22/2012 15:34, Michal Gregor wrote:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Pardon, nevedel jsem ze je to tak slozite. No nic jdu sehnat doporucene
>>>>> tranzistory. Pripojim je k nejakemu PICu a zmerim vypinaci/ zapinaci
>>>>> casy.
>>>>>
>>>>> Michal Gregor
>>>>>
>>>>>
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>>>
>>>
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