1. STANDARD PART NUMBER CODING
1. Fixed Resistor Coding
2. Semi-Fixed Resistor Coding
Pin Length
Value
(Same as Fixed Type)
Knob
Type
Meterial
Shape
Knob
Code
VERTICAL
WITH
1
11
CARBON
1
WITHOUT
2
12
FILM
HORIZONTAL
WITH
3
13
WITHOUT
4
14
VERTICAL
WITH
1
21
METAL
5
WITHOUT
2
22
GRAZE
HORIZONTAL
WITH
3
23
WITHOUT
4
24
VERTICAL
WITH
1
51
CARBON
5
WITHOUT
2
52
SOLID
HORIZONTAL
WITH
3
53
WITHOUT
4
54
VERTICAL
WITH
1
61
CERMIET
6
WITHOUT
2
62
HORIZONTAL
WITH
3
63
WITHOUT
4
64
1-1. RESISTOR CODING
■■
ELECTRICAL PARTS LIST
100
Type of Resistor
C
Composition Resistor
D
Carbon Resistor
F
Fusible Resistor
K
Ceramic Resistor
N
Metal Film Resistor
S
Metal-Oxide Film
Resistor
W
Wire Wound Resistor
X
Cement Resistor
Y
Chip Resistor
Type of Resistor
Code
Wattage
-A
1/6w
-B
1/8W
-4
1/4W
-2
1/2W
01
1W
02
2W
Distance
Code
Distance
A
2.5mm
B
5.0mm
C
7.5mm
D
10.0mm
E
12.5mm
F
15.0mm
G
17.5mm
H
20.0mm
G
17.5mm
H
20.0mm
J
22.5mm
K
25.0mm
X
Auto Insertion
Z
Auto Insertion
Value
Example
478
0.47
Ω
479
4.7
Ω
470
47
Ω
471
470
Ω
472
472
Ω
473
47
Ω
Tolerance
Symbol
tolerance
F
±1%
G
±2%
J
±5%
K
±10%
M
±20%
N
±30%