Re: Voltage drop across 1N4148 diode?

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Article #16193

#16193

From: scottcr
Date: Fri, 22 Jan 1993 00:07

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In article <1993Jan21.101200.8651@mr.med.ge.com>, szopinsk@picard.med.ge.com (Jerry Szopinski Mfg 4-6983) writes:

> The voltage drop across the 1N4148 diode depends on what type of
> semiconductor material it is made of.  If the diode is made of
> germanium (no, not the flowers) the drop is around 0.7V;

What? lets try .2 -.3 for Germanium.

> if it
> is made of silicon then the drop is around 0.5V.

How about .6 - .7   ?
> 
> The 1N4148 is usually used in computer applications and most
> general purpose circuit board applications where small currents
> are used.  I agree that the 1N4001 would be a better diode for
> this particular application.
> 
> 
> Jerry
> 
By the way, a 4148 (at least used to be) silicon.
-- 
Chris Scott,  C/E Public Radio,  Western KY Univ,  (502) 745-3834
SCOTTCR@WKUVX1.BITNET      fx off: 745-2084     fx hm: 781-1232

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Path: arc1-ca.pugleaf.net!sparky!uunet!paladin.american.edu!howland.reston.ans.net!bogus.sura.net!jhunix.hcf.jhu.edu!fmsrl7!ukma!netnews.louisville.edu!wkuvx1!scottcr
From: scottcr@wkuvx1.bitnet
Newsgroups: sci.electronics
Subject: Re: Voltage drop across 1N4148 diode?
Message-ID: <1993Jan21.180716.5155@wkuvx1.bitnet>
Date: 21 Jan 93 18:07:16 CST
References: <4u8lJfA3SL@tron.gun.de> <1993Jan21.101200.8651@mr.med.ge.com>
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