Diode(m.dehghani)
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Transcript of Diode(m.dehghani)
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Diodes
Mohammad Dehghani
Mohammad Dehghani
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outline
Mohammad Dehghani
Preface
Main function
History
Structure
Manufacturing
Characteristic
Types of diodes
AC meter devices
Oscilloscope
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Thin bar depicts the cathode
Typical diode packages in same alignment as diode symbol
Mohammad Dehghani
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History
Frederick Guthrie
Thomas Edison
Alexander Fleming
Thermionic Diodes
1873
1884
1904
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History
Semiconductor Diodes
Karl Ferdinand
Jagadish Chandra Bose
Greenleaf Whiter Pickard
1874
1894
1906
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silicon bohr model
e e
e
e e
e
e
e
e
e
e
e
e
e
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Si
As
Si
Si
Si
Si
Si
Si
Si
P & n types
Si
B
Si
Si
Si
Si
Si
Si
Mohammad Dehghani
Si
P-typeN-type
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P-n junction formation
Ge(n-type) Ge(n-type)
In
P-type
Mohammad Dehghani
Si(n-type) Si(n-type)
Al
P-type
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Si(n-type) Si(n-type)
P-typeP-type
Mohammad Dehghani
P-n junction formation
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Half wave rectifier
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full wave rectifier
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