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Normung für Bauteilbezeichnungen bei diskreten Halbleitern
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Selen - Types |
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E.. |
Einzel / single
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Example:
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E220C85
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M.. |
Mittelpunkt / midpoint
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E:
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Einwegschaltung / single
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V.. |
Verdoppler / duplexer
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220:
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effektive Wechselspannung in V / AC in V
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B.. |
Brücken / bridges
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C:
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Kondensatorbelastung / capacitive load
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85:
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zul. Gleichstrombelastung in mA / DC load in mA
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Transistors & Diodes up to 1960 in Europe |
OA.. |
Diodes
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OAZ.. |
Z-Diodes
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OC.. |
Transistors
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OD.. |
Power-Transistors
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OY.. |
Rectifiers
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Standard Naming Convention regarding to "Associations Internationale Pro Electron", Bruxelles |
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1. Letter |
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A.. |
Germanium Base (0.6..1eV)
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B.. |
Silicon Base (1..1.3eV)
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C.. |
Gallium - Arsenide (>1.3eV)
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D.. |
Indium-Antimonide (<0.6eV)
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R.. |
CdS, PbS ao. for Photo- & Hall-Systems
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2. Letter |
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.A.. |
Diode
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.B.. |
Varicap-Diode
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.C.. |
Nf-Transistor (Rth > 15K/W)
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.D.. |
Nf-Powertransistor (Rth < 15K/W)
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.E.. |
Esaki-Diode
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.F.. |
Hf-Transistor (Rth > 15K/W)
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.H.. |
Hall-System
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.K.. |
Hall-Generator (open)
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.L.. |
Hf-Transistor (Rth < 15K/W)
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.M.. |
Hall-Generator (close)
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.P.. |
Photo-Element (Semiconductor)
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.Q.. |
Light - Emitting Diode (LED)
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.R.. |
Controlled Rectifier (Rth > 15K/W)
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.S.. |
Switching - Transistor (Rth > 15K/W)
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.T.. |
Thyristor (Rth < 15K/W)
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.U.. |
Power Switching - Transistor (Rth < 15K/W)
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.X.. |
Multiplier - Diode
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.Y.. |
Power - Diode / Power - Rectifier
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.Z.. |
Z- (Reference / Zener) Diode
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Diodes Color codes professional types |
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Body |
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BAS |
orange
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BAT |
yellow
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BAV |
lightgreen
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BAW |
lightblue
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Ring (1.ring wide on cathode) |
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0 |
black
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1 |
brown
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2 |
red
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3 |
orange
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4 |
yellow
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5 |
green
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6 |
blue
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7 |
violet
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8 |
gray
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9 |
white
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Diodes Color codes standard types |
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BA.. |
3 color rings, wide ring on cathode, same codes
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Namings for US types (JEDEC incomplete) |
1. & 2. Letter |
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1N.. |
Diode
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2N.. |
Transistor & SCR's
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3N.. |
MOS / FET-Transistor
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Diodes Color codes (1N..) types with 2 / 3 and 4 numbers existing |
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2 numbers, 2 rings for numbers and 1 ring for letter (black stripe) |
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3 numbers, 3 rings for numbers and 1 ring for letter |
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4 numbers, 4 rings for numbers and 1 ring for letter |
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Ring (1.ring wide or dot on cathode) |
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0 |
black or letter -
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1 |
brown or letter A
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2 |
red or letter B
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3 |
orange or letter C
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4 |
yellow or letter D
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5 |
green or letter E
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6 |
blue or letter F
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7 |
violet or letter G
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8 |
gray or letter H
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9 |
white or letter J
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Namings for Japanese types (incomplete) |
1. Letter |
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1S.. |
Diode
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2S.. |
Transistor
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2. Letter |
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.A.. |
Hf,pnp
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.B.. |
Nf,pnp
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.C.. |
Hf,npn
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.D.. |
Nf,npn
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.H.. |
UJT
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.J.. |
P-FET
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.K.. |
N-FET
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3. Letter |
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all |
commercial use
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