Spec. No.:
Date:
RMCH-K-HTS-0001 /2
2017.4.21
Data sheet
Title:
FIXED THICK FILM CHIP RESISTORS;
RECTANGULAR TYPE & HIGH POWER
RMCH16,20,32,35
AEC-Q200 qualified
Style:
RoHS COMPLIANCE ITEM
Halogen and Antimony Free
Note:
・Stock
conditions
Temperature:
+5°C ∼ +35°C
Relative humidity: 25%
∼
75%
The period of guarantee: Within 2 year from shipmen t by the company.
Solderability shall be satisfied.
・Product
specification contained in this data sheet
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
Title:
No: RMCH−K−HTS-0001
/2
FIXED THICK FILM CHIP RESISTORS; RECTANGULAR TYPE & HIGH POWER
RMCH16,20,32,35
Page: 1/11
1. Scope
1.1 This data sheet covers the detail requirements for fixed thick film chip resistors; rectangular type & high power, style of
RMCH16,20,32,35
1.2 Applicable documents
JIS C 5201−1: 2011, JIS C 5201−8: 2014, JIS C 5201−8−1: 2014
IEC60115−1: 2008, IEC60115−8: 2009, IEC60115−8−1: 2014
EIAJ RC−2134C−2010
2. Classification
Type designation shall be the following form.
(Example)
1)
RMCH
16
123
J
−
1
2
3
4
5
Style
1 Fixed thick film chip resistors; rectangular type & high power
2 Rated dissipation and / or dimension
3 Temperature coefficient of resistance
K
±100×10
−
6
/ °C
Standard
−(Dash)
4 Rated resistance
123
E24 Series, 3 digit, Ex. 123--> 12kΩ,
1000
E96 Series, 4 digit, Ex. 1000-->100Ω
1022--> 10.2kΩ
5 Tolerance on rated resistance
D
±0.5%
F
±1%
J
±5%
6 Packaging form
B
TP
TE
TP
6
Style
Bulk (loose package)
Paper taping
Embossed taping
Product specification contained in this data sheet 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: 2017.4.21
Title:
No: RMCH−K−HTS-0001
/2
FIXED THICK FILM CHIP RESISTORS; RECTANGULAR TYPE & HIGH POWER
RMCH16,20,32,35
Page: 2/11
3. Rating
3.1 The ratings shall be in accordance with Table−1.
Table−1
Style
Rated
dissipation
(W)
0.25
Temperature coefficient of
resistance (10
-6
/ °C)
K
Standard
Standard
K
Standard
Standard
K
Standard
Standard
K
Standard
Standard
Limiting element
voltage (V)
150
200
±100
+500∼−200
±200
+500∼−200
±100
+500∼−200
±200
+500∼−200
±100
+500∼−200
±200
+500∼−200
±100
+500∼−200
±200
+500∼−200
Rated resistance
range (Ω)
51∼1M
1.0∼49.9
51∼1M
1.0∼47
51∼1M
1.0∼49.9
51∼1M
1.0∼47
51∼1M
1.0∼49.9
51∼1M
1.0∼47
51∼1M
1.0∼49.9
51∼1M
1.0∼47
Category temperature
range (°C)
−55∼+155
Preferred
number series
for resistors
E24, 96
E24
E24, 96
E24
E24, 96
E24
E24, 96
E24
Tolerance on rated
resistance
D(±0.5%),F(±1%)
J(±5%)
D(±0.5%),F(±1%)
J(±5%)
D(±0.5%),F(±1%)
J(±5%)
D(±0.5%),F(±1%)
J(±5%)
RMCH16
RMCH20
0.33
RMCH32
0.5
RMCH35
0.75
Style
RMCH16
RMCH20
RMCH32
RMCH35
Isolation voltage
(V)
150
500
3.2 Climatic category
55/155/56
Lower category temperature
Upper category temperature
Duration of the damp heat, steady state test
−
55 °C
+155 °C
56days
3.3 Stability class
5%
Limits for change of resistance:
−for
long−term tests
±(5%+0.1Ω)
−for
short−term tests
±(1%+0.05Ω)
Product specification contained in this data sheet 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: 2017.4.21
Title:
No: RMCH−K−HTS-0001
/2
FIXED THICK FILM CHIP RESISTORS; RECTANGULAR TYPE & HIGH POWER
RMCH16,20,32,35
Page: 3/11
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 dissipation
(%)
0
−55
Area of recommended
operation
70
155
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
Symbol
B
TP
TE
Packaging form
Bulk (loose package)
Paper taping
Embossed taping
8mm width, 4mm pitches
8mm width, 4mm pitches
Standard packaging
quantity / units
1,000 pcs.
5,000 pcs.
4,000 pcs.
Application
RMCH16,20,32,35
RMCH16,20,32
RMCH35
Product specification contained in this data sheet 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: 2017.4.21
Title:
No: RMCH−K−HTS-0001
/2
FIXED THICK FILM CHIP RESISTORS; RECTANGULAR TYPE & HIGH POWER
RMCH16,20,32,35
Page: 4/11
5. Dimensions
5.1 The resistor shall be of the design and physical dimensions in accordance with Figure−2 and Table−3.
L
c
c
H
d
d
Figure−2
Table−3
W
Style
RMCH16
RMCH20
RMCH32
RMCH35
5.2 Net weight (Reference)
Style
Net weight(mg)
RMCH16
2
RMCH20
5
RMCH32
9
RMCH35
16
L
1.6±0.1
2.0±0.1
3.1±0.1
3.1±0.15
W
0.8
+0.15
−0.05
1.25±0.10
1.6±0.15
2.5±0.15
H
0.45±0.10
0.55±0.10
0.55±0.10
0.55±0.15
c
0.3±0.2
0.3±0.2
0.4±0.25
0.4±0.25
Unit : mm
d
0.3±0.1
0.3±0.2
0.5±0.25
0.5±0.25
6. Marking
The nominal resistance shall be marked in 3 digits or 4 digits and marked on over coat side.
•
E24 series: 3 digits, E96 series: 4 digits
In case of the resistance value that E96 overlaps with E24, It is marked by either.
The Rated resistance of RMCH16 should not be marked in 4 digits (E96).
Marking example
Contents
Application
3
RMCH16,20,32,35
123
12×10
［Ω½
→
12
［kΩ½
2R2
Less than 10Ω of RMCH16,20,32,35
2. 2
［Ω½
3
5623
RMCH20,32,35
562×10
［Ω½
→
562［kΩ½
12R7
RMCH20,32,35
12.7
［Ω½
Product specification contained in this data sheet 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: 2017.4.21
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