Temperature Sensing

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siliconmike

Jan 1, 1970
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I'm looking for the cheapest available Temperature Sensor IC.

The application is to detect any abnormal heating in the circuit casing
and in this case turn self off.

So accuracy etc. is not needed.

Any advise will be greatfully registered.

Mike
 
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Tim Wescott

Jan 1, 1970
0
siliconmike said:
I'm looking for the cheapest available Temperature Sensor IC.

The application is to detect any abnormal heating in the circuit casing
and in this case turn self off.

So accuracy etc. is not needed.

Any advise will be greatfully registered.

Mike
2N3904

--

Tim Wescott
Wescott Design Services
http://www.wescottdesign.com

Posting from Google? See http://cfaj.freeshell.org/google/

"Applied Control Theory for Embedded Systems" came out in April.
See details at http://www.wescottdesign.com/actfes/actfes.html
 
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Tim Auton

Jan 1, 1970
0
siliconmike said:
I'm looking for the cheapest available Temperature Sensor IC.

The application is to detect any abnormal heating in the circuit casing
and in this case turn self off.

So accuracy etc. is not needed.

Any advise will be greatfully registered.

A thermistor or a thermal fuse are likely to be cheaper than a
temperature-sensing IC.


Tim
 
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David Collier

Jan 1, 1970
0
*Subject:* Re: Temperature Sensing
*From:* Tim Wescott <[email protected]>
*Date:* Mon, 14 Aug 2006 23:13:25 -0700

2N3904

plus the circuitry to make some use of it....

Mike really needs to write a longer description f the problem and the
function of the solution he wants.

my finger can sense temperature, but it wouldn't be much use without a
brain to act on the fact.


David
 
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