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Old 05-20-2021, 01:47 PM   #1
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Default Mosfet pour pilotage injecteur et autre direct en TTL

Bonjour

un Mosfet courant et pas cher ( 2 Euro sur Ebay ) pilotage directement en 5 V via en circuit TTL ou un Arduino

FQP30N06L

pour la diode de roue libre une 1N4007 fait l affaire

au cas ou je vais essyer de mettre le schema sur le forum avec les resistances

Au Revoir
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Old 05-21-2021, 09:51 AM   #2
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salut OVERSPEED .... et merci
un schéma serai apprécier ! ! !
salutations
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Old 05-21-2021, 11:41 AM   #3
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Bonjour
je vais essayer trouver solution pour mettre des pieces jointes
Au revoir
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Old 05-21-2021, 11:57 AM   #4
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Bonjour
un essai de fichier joint pour le circuit
https://cdn-thumbs.imagevenue.com/99...ME13DSZN_t.jpg

Au revoir
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Old 05-21-2021, 06:30 PM   #5
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Salut,

On peut remplacer aussi la diode par une schottky 1N5408 supportant de plus forts courants de piques ce qui n'est pas négligeable avec la taille de la bobine d'un injecteur.

Cordialement.
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Old 05-21-2021, 07:02 PM   #6
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Bonjour
effectivement le changement de diode est une bonne idee

ce circuit simpliste est / etait utilisé pour nettoyer des injecteurs indirects type Bosch avec un petit generateur sur base 555 puis les tester en simulant le regime moteur

Un montage qui pour quelques euro rends bien des services

Au revoir
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Old 05-21-2021, 07:26 PM   #7
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Rebonsoir,

Il existe d'autres références compatibles Arduino, voici une liste.
Je vous remet un petit schéma où la disposition des résistances est légérement différentes de celle d'Overspeed.

Cordialement
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Old 05-22-2021, 09:16 AM   #8
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Bonjour
ce qui serait bien se serait d avoir un programme ardunio avec
cycle de nettoyage , cycle ralenti et cycle vitesse rotation maxi .

J utilise un generateur numerique pour ma part , un Siglent SDG1032 qui permets de generer tous les types de signaux possibles donc pour faire une dizaines d injecteurs par an ca fait le travail sans utiliser un arduino .

Au revoir
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