FIXED CARBON COMPOSITION RESISTORS
KAMAYA OHM
RC1
•
Features
1. Excellent pulse endurance characteristics.
2. Resistance range of 2.2 ohm ~ 1M ohm.
3. Predictable and reliable performance.
4. Uniform quality from the hot-molded production process.
•
Dimensions
f
d
H
L
H
f
D
Unit : mm
Style
RC1
L
14.3 0.7
D
5.7 0.3
H
26 3
d
0.9 0.05
*Unit weight/pc.
1.2 g
*Value for reference
•
Part Number Description
Example
Style
RC
1
102
K
B
Product Type
Rated Dissipation
1
1.0 W
Rated Resistance
E 12 Series
e.g. : 2R2=2.2 ohm
102=1k ohm
Tolerance on Rated Resistance
K
10%
Packaging
B
Bulk (Straight)
1
KAMAYA OHM
FIXED CARBON COMPOSITION RESISTORS
RC
•
Ratings
Style
RC1
Combination of Rated Resistance Range and Temperature Coefficient of Resistance
Rated Dissipation Limiting Element
Rated Resistance
Tolerance on Rated Resistance and
at 70
°
C
Voltage
Temperature Coefficient of Resistance %
Rated Resistance
Range
Perferred Number Series for Resistors
W
V
at –55
°
C at +100
°
C
Range
1.0
500
2.2 ohm~1.0M ohm
+6.5 to -3
+10 to -3
+13 to -3
+15 to -3
+5 to -4
+6 to -5
+7.5 to -6
+10 to -7
2.2 ohm ~ 1k ohm
1.2k ohm ~ 10k ohm
12k ohm ~100k ohm
120k ohm ~ 1M ohm
Isolation
Voltage
V
1000
Category Temperature
Range
°
C
–55~+100
K (
±
10%)
E12 Series
Note1. Rated Voltage = (Rated Dissipation)
´
(Rated Resistance). (d.c. or a.c. r.m.s. Voltage)
Note2. Limiting Element Voltage can only be applied to resistors when the resistance value is equal to or higher than the critical resistance value.
•
Storage
Temperature 20
±
15
°
C, Humidity 60%R.H. Max, Storing Term 2 years.
•
Climatic Category
Lower Category Temperature
Upper Category Temperature
Duration of the Damp heat, Steady-State Test
-
55
°
C
+
100
°
C
500 hours
Percentage of the rated dissipation(%)
•
Derating Curve
100
The derated values of dissipation for temperatures in excess of
70
°
C shall be indicated by the following Curve.
Area of recommended operation
0
-55
•
Performance Characteristics
Description
Voltage proof
Variation of resistance
with temperature
Overload
See Ratings Table
70
125
Ambient Temperature(
°
C)
JIS C 5201-1 : 1998
Requirements
Test Methods
Clause 4.7
Clause 4.8
Clause 4.13
V block method 1000 Vac, 60s
Measuring temperature :
+
20
°
C/
-
55
°
C/
+
20
°
C/
+
100
°
C/
+
20
°
C
The applied voltage shall be 2.5 times of the
rated voltage or twice of the limiting element voltage
whichever is the less Severe, 5s.
No breakdown or flashover
D
R
£±
(2.5%
+
0.1
ohm)
No visible damage, legible marking
Tensile
Robustness
of terminations Bending
D
R
£±
(2%
+
0.1 ohm)
No visible damage
D
R
£±
(2%
+
0.1 ohm)
No visible damage
Clause 4.16.2 20N for 5~10s
Clause 4.16.3 10N
Solderability
95% Coverage
Clause 4.17
Clause 4.18
235
°
C, 5s
After immersion into the flux, the immersion
into solder shall be carried out 4mm from the
body at 350
°
C for 3.0s.
5 cycles between
-
55
°
C and
+
85
°
C.
Resistance to soldering
heat
D
R
£±
(5%
+
0.1 ohm)
Rapid change of
temperature
D
R
£±
(4%
+
0.1 ohm)
No visible damage
Clause 4.19
Humidity
D
R
£±
(10%+0.5 ohm)
No visible damage, legible marking
Clause 4.24
40
°
C, 95%R.H.,
500 hours
Endurance at 70
°
C
D
R
£±
(10%+0.5 ohm)
No visible damage
Clause 4.25.1 Rated voltage, 1.5h "ON", 0.5h "OFF",
70
°
C, 1,000h.
2
Test/Measurement
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