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Ladestation - Bettyhacks.com - Hack BettyTV-Remote

Ladestation

From Bettyhacks.com - Hack BettyTV-Remote
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[[Image:Cradle_innen_unten.jpg|thumb|]]
 
[[Image:Cradle_innen_unten.jpg|thumb|]]
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Das Netzteil des [[SCART_Adapter_Hardware#Netzteil]] ist aus ähnlichen Komponenten aufgebaut.
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== Funktion ==
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Steht die Betty in der Ladestation, werden die beiden NI-MH Akkus (700-1000mAh) der Betty geladen.
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'''getaktetes Schaltnetzteil:'''
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*FSD200 - 7-beiniger(!) PWM Schaltregler [[http://www.datasheetcatalog.com/datasheets_pdf/F/S/D/2/FSD200.shtml Datenblatt]]
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*EL817 - ein einfacher Optokoppler
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*AZ431 - (=TL431) Präzisions-Shunt-Regler auf der Sekundärseite des Netzteils [[http://www.alldatasheet.com/datasheet-pdf/pdf/137188/BCDSEMI/AZ431-A.html Datenblatt]]
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* Ausgangsspannung 4.2 V (vor Laderegler abgreifen)
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'''Ladeschaltung:'''
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*9202 - PWM Laderegler (10 pins, SMD. Keine Daten zu finden.)
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== Modifikationen ==
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[[Umbau auf LiIon Akku]]

Latest revision as of 21:41, 15 May 2010

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