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- From: slmdj@cc.usu.edu
- Newsgroups: sci.electronics
- Subject: Re: Voltage drop across 1N4148 diode?
- Message-ID: <1993Jan21.094531.62978@cc.usu.edu>
- Date: 21 Jan 93 15:45:31 GMT
- References: <4u8lJfA3SL@tron.gun.de> <1993Jan21.101200.8651@mr.med.ge.com>
- Organization: Utah State University
- Lines: 27
-
- 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; if it
- > is made of silicon then the drop is around 0.5V.
- >
- > 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
- >
-
- I always thought it was the other way around... 0.5V for germanium and 0.7V
- for silicon (like the 1N400x's)???
- --
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