Spec. No.:
Date:
RC−K−HTS−0001
2017. 1. 10
/14
Sp e c i f i c a t i o n
Title:
FIXED CARBON COMPOSITION RESISTORS
Style:
RC1/4,1/2
RoHS COMPLIANCE ITEM
Halogen and Antimony Free
Product specification contained in this specification
are subject to change at any time without notice
If you have any questions or a Purchasing Specification for any quality
Agreement is necessary, please contact our sales staff.
Hokkaido Research Center
Approval by: T. Sannomiya
Drawing by: M. Shibuya
Note: Stock conditions
Temperature: +5°C ∼ +35°C
Relative humidity: 60%R.H. max.
The period of guarantee: Within 6 month from shipment by the company.
Drawing No:
Title:
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Page:
/14
1/9
1. Scope
1.1 This specification covers the detail requirements for fixed carbon composition resistors; rectangular type, style of RC1/2,
1/4.
1.2 Applicable documents
JIS C 5201−1: 2011, JIS C 5201−2: 2014, JIS C 5201−2−1: 1998
IEC60115−1: 2008, IEC60115−2: 2014, IEC60115−2−1: 1982
2. Classification
Type designation shall be the following form.
(Example)
RC
1/2
104
J
1
2
3
4
Style
1 Fixed carbon composition resistors
2 Rated dissipation
3 Rated resistance
104
104--> 100kΩ,
4 Tolerance on rated resistance
J
±5%
K
±10%
M
±20%
5 Packaging form
B
Bulk (loose package)
H
Horizontal forming
TB
52mm width taping box
TD
52mm width taping reel
B
5
Style
3. Rating
3.1 The ratings shall be in accordance with Table−1.
Style
Rated dissipation
(W)
Rated resistance
range (Ω)
Table−1
Preferred number
series for resistors
E24
Tolerance on rated
resistance
J(±5%)
RC1/2
0.5
1∼22M
E12
K(±10%)
E6
M(±20%)
E24
J(±5%)
E12
K(±10%)
E6
M(±20%)
RC1/4
0.25
1∼5.6M
RC1/2
Limiting element
voltage (V)
350
Isolation voltage
(V)
500
RC1/4
250
100
Style
3.2 Climatic category
55/125/56
Category temperature
range (°C)
−55∼+125
Lower category temperature
Upper category temperature
Duration of the damp heat, steady state test
− 55 °C
+125 °C
56days
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
3.3 Stability class
10%
Page:
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2/9
Limits for change of resistance:
−for long−term tests
±(10%+0.5Ω)
−for short−term tests
±(2%+0.1Ω)
3.4 Derating
The derated values of dissipation at temperature in excess of 70 °C shall be as indicated by the following curve.
100
Percentage
of the rated
Area of recommended
operation
dissipation
(%)
0
−55
70
125
Ambient temperature (°C)
Figure−1 Derating curve
3.5 Rated voltage
d. c. or a. c. r. m. s. voltage calculated from the square root of the product of the rated resistance and the rated dissipation.
E : Rated voltage (V)
E =
P · R
P : Rated dissipation (W)
R : Rated resistance (Ω)
Limiting element voltage can only be applied to resistors when the resistance value is equal to or higher than the critical
resistance value.
At high value of resistance, the rated voltage may not be applicable.
4. Packaging form
The standard packaging form shall be in accordance with Table−2.
Table−2
Standard packaging
Symbol
Packaging form
quantity / units
500 pcs.
B
Bulk (Straight lead)
1,000 pcs.
Loose
package
1,000 pcs.
H
∗ Horizontal forming
500 pcs.
TB
52mm width taping box
2,000 pcs.
3,000 pcs.
TD
52mm width taping reel
5,000 pcs.
∗ The packaging form symbol of horizontal forming refer to Paragraph 8.
Application
RC1/2
RC1/4
RC1/4
RC1/2
RC1/4, 1/2
RC1/2
RC1/4
Style
See 5.1
See 8
See 9
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Page:
/14
3/9
5. Dimensions
5.1 Straight lead type
φd
H
Style
RC1/2
RC1/4
L
φD
H
Figure−2
Table−3
φD
H
+0.8
−0.7
3.6 ± 0.2
28 ± 3
6.3 ± 0.7
2.4 ± 0.1
30 ± 3
L
9.5
Unit:mm
φd
0.7
+0.07
−0.05
0.6 ± 0.05
6. Marking
6.1 Marking of product
The rated resistance and tolerance on rated resistance shall be marked by four color coding on the surface of resistor.
The color coding shall be based on JIS C 5062-2008 ”Marking codes for resistors and capacitors”.
The tolerance on rated resistance tolerance M(±20%) shall be none color of the forth color code.
6.2 Marking of package
The label of a minimum package shall be legibly marked with follows;
(1) Classification (Style, Rated resistance, Tolerance on rated resistance, Packaging form) (2) Lot No. (3) Quantity
(4) Manufacturer's name or trade mark (5) Others
7. Performance
7.1 The standard condition for tests shall be in accordance with Sub−clause 4.2, JIS C 5201−1: 2011.
7.2 The performance shall be satisfied in Table−4.
Table−4(1)
No.
Test items
Performance requirements
Condition of test (JIS C 5201−1)
1
Visual examination
As in 4.4.1
Sub−clause 4.4.1
The marking shall be legible, as
Checked by visual examination.
checked by visual examination.
2
Dimension
Sub−clause 4.4.2
As specified in Table−3 of this
specification.
Resistance
As in 4.5.2
Sub−clause 4.5
The resistance value shall correspond
with the rated resistance taking into
account the specified tolerance.
3
Voltage proof
Sub−clause 4.7
No breakdown or flash over
Method: V−block method
Test voltage: Alternating voltage with a peak
value of 1.42 times the insulation voltage.
Duration: 60 s ± 5 s
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
No
4
Test items
Solderability
Overload
(in the mounted state)
5
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Robustness of termination
Tensile
Bending
Torsion
Resistance to soldering heat
Table−4(2)
Condition of test (JIS C 5201−1)
Sub−clause 4.17
Without ageing
Method: 1 (The solder bath method)
Bath temperature: 235 °C ± 5 °C
Immersion time: 5 s ± 0.5 s
Depth immersion: A point within about 4mm
from the resistor body
Sub−clause 4.13
The applied voltage shall be 2.5 times the
rated voltage or twice the limiting element
voltage, whichever is the less severe.
Duration: 5 s
Visual examination
Resistance
Sub−clause 4.16
Sub−clause 4.16.2
The force; 10N
Duration: 10 s ± 1 s
Sub−clause 4.16.3
Method 1
Bending times: 2 times
Bending force: 5N
Sub−clause 4.16.4
Method A: Severity 2
(two successive Rotations of 180°)
Visual examination
Resistance
Sub−clause 4.18
Method: 1B
Solvent temperature: RC1/4: 300 °C ± 10 °C
RC1/2:350 °C ± 10 °C
Immersion time: 3.5 s ± 0.5 s
Depth of immersion:A point within 4±0.8mm
from the resistor body.
Visual examination
Page:
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4/9
Performance requirements
Good thinning as evidenced by free
flowing of the solder with wetting of the
terminations.
No visible damage
Legible marking
∆R ≤ ± (2%+0.1Ω)
No visible damage
∆R ≤ ± (2%+0.1Ω)
No visible damage
Legible marking
∆R ≤ ± (3%+0.1Ω)
Resistance
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
No
6
Test items
Rapid change temperature
Vibration
7
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Climatic sequence
−Dry heat
−Damp heat, cycle
(12+12hour cycle)
First cycle
−Cold
−Low air pressure
−Damp heat, cycle
(12+12hour cycle)
Remaining cycle
−D.C. load
Table−4(3)
Condition of test (JIS C 5201−1)
Sub−clause 4.19
Lower category temperature:
−55 °C
Upper category temperature:
+125 °C
Duration of exposure at each temperature: 30
min.
Number of cycles: 5 cycles.
Visual examination
Resistance
Sub−clause 4.22
Endurance by sweeping
Frequency range: 10 Hz to 500 Hz
Amplitude: 0.75 mm or acceleration 98 m/s2
(whichever is the less severe)
Total duration: 6 h
Visual examination
Resistance
Sub−clause 4.23
Sub−clause 4.23.2
Test temperature: + 125 °C
Duration: 16 h
Sub−clause 4.23.3
Test method: 2
Test temperature: 55 °C
[Severity(2)]
Sub−clause 4.23.4
Test temperature −55 °C
Duration: 2h
8 kPa
Sub−clause 4.23.6
Test method: 2
Test temperature: 55 °C
[Severity (2)]
Number of cycles: 5 cycles
Sub−clause 4.23.7
The applied voltage shall be the rated voltage
or the limiting element voltage whichever is
the smaller.
Duration: 1 min.
Visual examination
Resistance
Insulation resistance
Page:
/14
5/9
Performance requirements
No visible damage
∆R ≤ ±(2%+0.1Ω)
No visible damage
∆R ≤ ±(2%+0.1Ω)
No visible damage
Legible marking
∆R ≤ ± (10%+0.5Ω)
R ≥ 100 MΩ
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
No
8
9
10
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Table−4(4)
Condition of test (JIS C 5201−1)
Sub−clause 4.25.1
Ambient temperature: 70 °C ± 2 °C
Duration: 1000 h
The voltage shall be applied in cycles of 1.5 h
on and 0.5 h.
The applied voltage shall be the rated voltage
or the limiting element voltage whichever is
the smaller.
Examination at 48 h, 500 h and
1000 h:
Visual examination
Resistance
Examination at 1000 h:
Insulation resistance
Variation of resistance with Sub−clause 4.8
temperature
−55 °C / +20 °C
+20 °C / +125°C
Test items
Endurance at 70 °C
Damp heat, steady state
Page:
/14
6/9
Performance requirements
No visible damage
∆R ≤ ± (10%+0.5Ω)
R ≥ 1 GΩ
At −55°C
Resistance
range(Ω)
R≤1kΩ
R≤10kΩ
R≤100kΩ
R≤1MΩ
R>1MΩ
At +125°C
Resistance
range(Ω)
R≤1kΩ
R≤10kΩ
R≤100kΩ
R≤1MΩ
R>1MΩ
Temperature
coefficient(%)
+6.5∼0(%)
+10∼0(%)
+13∼0(%)
+15∼0(%)
+20∼0(%)
Temperature
coefficient(%)
+1∼−5(%)
0∼−6(%)
0∼−7.5(%)
0∼−10(%)
0∼−15(%)
Sub−clause 4.24
Ambient temperature: 40 °C ± 2 °C
Relative humidity : 93 +2
−3 %
a) 1st group: without voltage applied.
b) 2nd group: The d.c.voltage shall be applied
continuously.
The voltage shall be accordance with
Sub−clause 4.24.2.1 b).
c) 3rd group: The d.c.voltage shall be applied
continuously.
The voltage: 20 V ± 2 V
No visible damage
Visual examination
Legible marking
∆R ≤ ± (10%+0.5Ω)
Resistance
R ≥ 100 MΩ
Insulation resistance
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
No
11
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Page:
Table−4(5)
Condition of test (JIS C 5201−1)
Sub−clause 4.4.3
Test items
Dimensions (detail)
/14
7/9
Performance requirements
As in Table−3
Endurance at upper category Sub−clause 4.25.3
temperature
Ambient temperature: 125 °C ± 2 °C
Duration: 1000 h
Examination at 48 h, 500 h and 1000 h:
Visual examination
Resistance
Examination at 1000h:
Insulation resistance
No visible damage
∆R ≤ ± (10%+0.5Ω)
R ≥ 1 GΩ
B
8. Horizontal forming
A
Style
RC1/2
RC1/4
Figure−3
Table−5
A
Packaging form symbol
H
15.0 ± 0.5
H60
10.0 ± 0.5
H62
12.5 ± 0.5
P
B
5.0 ± 0.5
Unit:mm
P
1.8max.
5.0 ± 0.5
1.5max.
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Page:
/14
8/9
9. Taping design and dimensions
9.1 Applicable document JIS C 0806−1:1999
9.2 Taping design and dimensions shall be in accordance with Figure−4 and Table−6.
P
Z
S
L1
L2
W
t
Style
RC1/2
RC1/4
T
Figure−4
Table−6
Z
|L1-L2|
W
P
52.4 +1.6
−1.4
5.08 ± 0.38
1.0max.
1.0max.
S
3.2min.
T
6.0 ± 0.5
Unit:mm
t
0.5max.
9.3 Notes
9.3.1 The direction of color codes should be on unified.
9.3.2 No component shall be missed.
9.3.3 The wire leads shall be free from kinks and bends.
9.3.4 Pitches tolerance is 2mm(100±2mm) for 20 pitches.
9.3.5 The edge waving of tape shall be not more than ±1.0mm through a length of 300mm.
9.3.6 The reinforcement of the tape cutting should be reinforced by a new tape (30mm min.) in 3mm limits and insuring 1 pitch
dimension as shown in Figure−5.
Unit:mm
1.5min.
3max.
Adhesive tape
Carrier tape(Non−adhesive)
15min.
Adhesive tape
30min.
Cat tape
Figure−5
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10
Drawing No:
Title:
RC−K−HTS−0001
FIXED CARBON COMPOSITION RESISTORS
RC1/2,1/4
Page:
/14
9/9
9.2 Taped and box
The box shall be of the design and physical dimensions in accordance with Figure-6 and Table−7.
The box of materials shall be carton.
a
Marking
b
Window
c
Figure−6
Table−7
Packaging form symbol
Style
RC1/2
RC1/4
TB
a
65 ± 5
60 ± 5
b
75 ± 5
75 ± 5
Unit:mm
c
455 ± 5
275 ± 5
9.3 Taping reel
A
B
C2
C1
d
A′
Y
Marking
Style
RC1/2
RC1/4
Packaging form symbol
A
TD
260 ± 5
Figure−7
Table−8
B
A′
∗ 280
75 ± 5
Unit:mm
Y
C1
C2
d
60.4 ± 1.0
78 ± 1
14.5 ± 0.5
∗3
∗Reference
Product specification contained in this specification are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2017.1.10