Identifying Emitter and Collector on TIP2955 in 30A 12V Power Supply Schematic

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#1 21664566 07 Nov 2012 22:34

pano Condos pano Condos

Anonymous

Post #1
21664566 07 Nov 2012 22:34

hi im having problem with a 30A 12v power sch emetic involving TIP2955 trans. i cant figure out which is the emeter and the colector http://www.zen22142.zen.co.uk/Circuits/Power/1230psu.htm can you help me please thanks.
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#2 21664567 07 Nov 2012 22:42

Aleksandar Momirovski Aleksandar Momirovski

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Post #2
21664567 07 Nov 2012 22:42

http://www.datasheetcatalog.org/datasheet/stmicroelectronics/4136.pdf
#3 21664568 08 Nov 2012 08:25

Mark Harrington Mark Harrington

Anonymous

Post #3
21664568 08 Nov 2012 08:25

The leg with the arrow drawn on the diagram or use. A test meter on diode check range so that you check forward mv drop typicall 600 to 700 mv depending

Just reading some of the discussions tonight Go and have a look at Colin mitchels answer A very good approach, obviously a very talented man see link below

http://www.eeweb.com/electronics-forum/learning-analog-synthesis/
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Identifying Emitter and Collector on TIP2955 in 30A 12V Power Supply Schematic

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