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CTC203AX PIP REG LM317T    
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silv



Joined: 07 Jun 2007
Posts: 57
PostPosted: Wed Jul 25, 2007 5:53 pm    Post subject: CTC203AX PIP REG LM317T Reply with quote
I Have 2 Pip regulators LM317T,NTE956,SK9215, out of the circuit one of them is bad or both i'm not sure.Any body has one known good one please measure it for me please. i'm giving you guys what my measurements on mine is, measuered with diode test on the fluke 88.



pin 1 probe-to pin 2 probe+ OL, pin 1+ to pin 2- OL.
Pin 2-to pin 3+.865, pin 2+ to pin 3-.528, pin 1+ to pin 3- 2.404, pin 1- to pin 3+ OL.


now the only diference to the other reg is between pin 1+ and pin2- have 2.788 while the one i gave you all the measurements is OL could some one please tell me which one is good Thanks in advance.
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kuhurdler



Joined: 28 Dec 2006
Posts: 2571
Location: Overland Park, KS
PostPosted: Wed Jul 25, 2007 10:16 pm    Post subject: Reply with quote
I'd guess that the one with the OL is the bad one... assuming OL means open circuit
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