Document No
TRLM-100S005D
2017/12/21
1/6
Lead-Free Current Sensing Resistors
RLM Series
( Halogen-Free )
Issued date
page
1. Scope：
This specification applied to the products of Lead-Free current sensing resistor of metal foil for Lead-Free
RLM series manufactured by TA-I TECHNOLOGY CO.,LTD.
2. Type Designation：
RLM
Item
10
Series
No.
F
Resistance
tolerance
F:±1%
G:±2%
J:±5%
T
Packaging
S
Power Rating
M
Metal
R003
Resistance
10:0805(2012)
T: Paper
B=1/8W
A=1/4W
S=1/2W
M=MnCu
e.g :
R003=3mΩ
R020=20mΩ
3. Construction and Dimension
：
3.1 Construction:
Over-Coat
Matte Sn
Metal Alloy Plate
3.2 Dimension:
(R＝1.5)
(R＝2)
(3≦R≦20)
unit: mm
Style
RLM10
L
2.0±0.1
W
1.25±0.1
C
0.65±0.2 (1＜R≦2)
0.4±0.2 (3≦R≦20)
t
Material
Strip： Alloy
0.6
±0.20
Over Coating：molding
Compound UL-94V-0 grade
TA-I TECHNOLOGY CO., LTD
Document No
TRLM-100S005D
2017/12/21
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Lead-Free Current Sensing Resistors
RLM Series
( Halogen-Free )
Issued date
page
4. Features:
Type
Power Rating
Resistance Value
Operation Temperature Range
Temperature Coefficient of Resistance
Tolerance
Insulation Resistance
Maximum Working Voltage(V)
RLM10
1/8W、1/4W、1/2W
1.5~20 mΩ
-55℃~+170℃
±50ppm/℃
±1%、±2%、±5%
Over 100MΩ
(P*R)
1/2
5. Reliability Tests :
Reference
standard
IEC60115-1 4.8
JIS C 5201-1 4.8
IEC60115-1 4.25.1
JIS C 5201-1 4.25.1
IEC60115-1 4.13
JIS C 5201-1 4.13
IEC60115-1 4.24.2.1a)
JIS C 5201-1 4.24.2.1a)
IEC60115-1 4.19
JIS C 5201-1 4.19
IEC60115-1 4.18
JIS C 5201-1 4.18
IEC60115-1 4.17
JIS C 5201-1 4.17
IEC60115-1 4.23.2
JIS C 5201-1 4.23.2
EC60115-1 4.23.4
JIS C 5201-1 4.23.4
IEC60115-1 4.33
JIS C 5201-1 4.33
IEC60115-1 4.6
JIS C 5201-1 4.6
Test Items
Temperature Coefficient of
Resistance
Load Life
Short Time Overload
Moisture no Load
Temperature cycle
Resistance to Soldering Heat
Solderability
High Temperature Exposure
Low Temperature Storage
Substrate Bending
Insulation Resistance
Condition of Test
+25℃
~ +125℃
Test Limits
Refer 4.0
1000hours at rated power, 70
℃,
1.5hours “ON”, 0.5hour
< ±1%
“OFF”
5 X rated power for 5s
85℃, 85%RH, 1000hrs
< ±0.5%
< ±1%
-55℃ & +155℃, 300cycle,
< ±1%
15min per extreme condition
260±5℃ for10±1 sec
245±5℃, 2±0.5sec
170℃, 1000hrs
-55℃, 1000hrs
Bending width 2mm
100V DC for 1 minute
< ±0.5%
At least 95% of surface
area of electrode shall be
covered with new solder
< ±1%
<±0.5%
< ±1%
>100 MΩ
TA-I TECHNOLOGY CO., LTD
Document No
TRLM-100S005D
2017/12/21
3/6
Lead-Free Current Sensing Resistors
RLM Series
( Halogen-Free )
Issued date
page
5.1Derating Curve
Power Ratio (%)
100
-55
70
Ambient Temperature (℃)
170
5.2 Rated Current
The rated current is calculated by the following formula:
I=
÷
I:Rated Current(A)
P:Rated Power(W)
R:Resistance Value(Ω)
6. Recommended Solder Pad Dimension
Resistance Range
(Ω)
0.0015~0.002
0.003~0.020
a
1.4
1.4
b
1.15
1.15
L
0.7
1.
Unit: mm
TA-I TECHNOLOGY CO., LTD
Document No
TRLM-100S005D
2017/12/21
4/6
Lead-Free Current Sensing Resistors
RLM Series
( Halogen-Free )
Issued date
page
7. Number of Package:
5000 Pieces / package
8. Label:
QTY:
LOT NO:
Date Code
Series
Resistance
5000 PCS
0308
RLM10FTS
MR003 FTS
T019C0071H
Tolerance
Package
Power Rating
9. Taping
Packing
Type
A
1.6±0.15
B
2.4±0.2
W
8.0±0.2
F
3.5±0.05
E
1.75±0.1
P
1
4.0±0.1
P
2
2.0±0.1
P
0
4.0±0.1
D
0
+0.1
T
0.84±0.1
Paper Tape RLM10
Φ
1.5
-0
Unit:mm
TA-I TECHNOLOGY CO., LTD
Document No
TRLM-100S005D
2017/12/21
5/6
Lead-Free Current Sensing Resistors
RLM Series
( Halogen-Free )
Issued date
page
10. Reel Specification
Series
RLM 10
ψA
178.0 ±2.0
ψB
60.0 ±1.0
ψC
13.0 ±1.0
W
9.0 ±1.0
T
11.4 ±1.0
Unit: mm
11. Peeling Strength of Top Cover Tape
Peel – off force of paper and blister tape is in accordance with “JIS ”
that is , 0.1 to 0.7 N at a peel-off speed of 300 mm / minute.
top cover tape
10 ~15∘
carrier tape
pull
300 mm/min
standard: 0.1 ~ 0.7 N
12. Storage Conditions:
Temperature: 5℃~35℃,Humidity:40%~75%
13. Shelf Life
:
2 years from manufacturing date.
TA-I TECHNOLOGY CO., LTD
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