Lead-Free Current Sensing
Resistors (RLN Series)
( Halogen-Free )
Document No
TRLN-370S002J
Issued date
2011/04/26
page
1/6
TA-I TECHNOLOGY CO., LTD
1. Scope
This specification applied to the products of Lead-Free current sensing resistor of metal foil for
Lead-Free RLN series manufactured by TA-I TECHNOLOGY CO.,LTD.
2. Type Designation
RLN 37 F C R010
Item Series Resistance Packaging Power Rating Resistance
No tolerance
37:3720 F:±1% E: Embossed Tape S=1/2W e.g:
G:±2% C= 1 W R010=10mΩ
J:±5%
3. Construction and Dimension
3.1 Construction:
3.2 Dimension:
Unit: mm
Style
L
W
D
t
Material
RLN
3.75±0.3
2.3±0.2
0.5±0.2
0.7±0.20
Metal：Copper-Nickel Alloy
or Copper-Manganese Alloy
Over Coating：molding
Compound UL-94V-0 grade
E
Over-Coating
Metal Alloy Plate
Ni / Sn Plating
Lead-Free Current Sensing
Resistors (RLN Series)
( Halogen-Free )
Document No
TRLN-370S002J
Issued date
2011/04/26
page
2/6
TA-I TECHNOLOGY CO., LTD
4. Features
Type
RLN
Power Rating
1/2 W&1W *
Resistance Value
1mΩ~30mΩ
Operation Temperature Range
-55℃~+170℃
Temperature Coefficient of Resistance
100ppm/℃
Tolerance
±1% , ±2% , ±5%
Insulation Resistance
Over 100MΩ
Maximum Working Voltage(V)
(P*R)1/2
Note*:1 Watts with total solder pad and trace size of 300mm2
5. Reliability Tests
Test Items
Reference
standard
Condition of Test
Test Limits
Temperature Coefficient of
Resistance
IEC60115-1-4.8
JIS-C5201-4.8
+25℃ ~ +125℃
Refer 4.0
Load Life
IEC60115-1-4.25.1
JIS-C5201-4.25.1
1000hours at rated power, 70℃,
1.5hours “ON”, 0.5hour “OFF”
±1%
Short Time Overload
IEC60115-1-4.13
JIS-C5201-4.13
5 X rated power for 5s
±0.5% (For 40-100 mΩ
rated power x 2.5 for 5
s)
Moisture no Load
IEC60115-1-
4.24.2.1a)
JIS-C5201-
4.24.2.1a)
85℃, 85%RH, 1000hrs
±0.5%
Temperature cycle
IEC60115-1-4.19
JIS-C5201-4.19
-55℃ & +155℃, 300cycle, 15min
per extreme condition
±0.5%
Resistance to Soldering
Heat
IEC60115-1-4.18
JIS-C5201-4.18
260±5℃ for20±1 sec
±0.5%
Solderability
IEC60115-1-4.17
JIS-C5201-4.17
245±5℃, 2±0.5sec
At least 95% of surface
area of electrode shall
be covered with new
solder
HighTemperature Exposure
IEC60115-1- 4.23.2
JIS-C5201-4.23.2
170℃, 1000hrs
±0.5%
Low Temperature Storage
EC60115-1- 4.23.4
JIS-C5201-4.23.4
-55℃, 1000hrs
±0.5%
Substrate Bending
IEC60115-1-4.33
JIS-C5201-4.33
Bending width 2mm
±1.0%
Insulation Resistance
IEC60115-1-4.6
JIS-C5201-4.6
100V DC for 1 minute
>100 MΩ
Lead-Free Current Sensing
Resistors (RLN Series)
( Halogen-Free )
Document No
TRLN-370S002J
Issued date
2011/04/26
page
3/6
TA-I TECHNOLOGY CO., LTD
5.1Derating Curve
-55 70 170
Ambient Temperature (℃)
5.2 Rated Voltage
The rated voltage is calculated by the following fomula:
V=√
6. Recommanded Solder Pad Dimension
power
a
b
L
1/2W
4.2
1.3~1.6
0.5~1.2
1W
7.9
1.3~1.6
0.5~1.2
Unit:mm
Power Ratio (%)
100
V:Rated Voltage(V)
P:Rated Power(W)
R:Resistance Value(Ω)
a
L
Cu Trace
b
Sensing Trace
P*R
Lead-Free Current Sensing
Resistors (RLN Series)
( Halogen-Free )
Document No
TRLN-370S002J
Issued date
2011/04/26
page
4/6
TA-I TECHNOLOGY CO., LTD
7. Number of Package
4000 Pieces / package
8. Label
Date Code Series Resistance Lead-Free Product
Customer Label
9. Taping
Unit: mm
Packing
A
B
E
F
W
D0
K
T
P0
P1
P2
Emboss
2.6±0.2
4.5±0.2
1.75±0.1
5.5±0.1
12.0±0.2
Φ1.55±
0.05
1.1±0.1
0.3±0.05
4.0±0.1
4.0±0.1
2.0±0.2
QTY: 4000 PCS LEAD FREE
R010 FEC
3089166 0308 3720
Tolerance
Package
Power Rating
LOT NO
Lead-Free Current Sensing
Resistors (RLN Series)
( Halogen-Free )
Document No
TRLN-370S002J
Issued date
2011/04/26
page
5/6
TA-I TECHNOLOGY CO., LTD
10. Reel Specification
Series
ψA
ψB
ψC
W
T
RLN37
+0
180
-3
60 ±1.0
13.0±1.0
13.0±1.0
15.4±2.0
Unit:mm
11. Peeling Strength of Top Cover Tape
Test Condition: 0.1 to 0.7 N at a peel-off speed of 300 mm / min.
pull
top cover tape 300 mm/min
10 ~15∘ standard: 0.1 ~ 0.7 N
carrier tape
12. Storage Conditions :
Temperature: 5℃~35℃,Humidity:40%~75%
Lead-Free Current Sensing
Resistors (RLN Series)
( Halogen-Free )
Document No
TRLN-370S002J
Issued date
2011/04/26
page
6/6
TA-I TECHNOLOGY CO., LTD
13. Shelf Life :
2 years from manufacturing date.
14. Recommend IR – Reflow profile : (solder : Sn96.5 / Ag3 / Cu0.5)
Peak : 250
0
5
℃ , 5 sec
Pre – heat Zone : 150 to 180 ℃, 90±30 sec
Soldering Zone : 230℃ or higher , 30±10 sec
15. Manufacturing Country & City :
TA-I TECHNOLOGY CO., LTD. ( Taiwan– Tao Yuan )
Tel: (+886) 3-3246169 Fax : (+886) 3-3246167
Associated companies :
(1)TA-I TECHNOLOGY ( SU ZHOU ) CO., LTD. ( China – Su Zhou)
Tel :(+86) 512-63457879 Fax : (+86) 512-63457869
(2) TA-I TECHNOLOGY ELECTRONIC (DONGGUAN ) CO., LTD. ( China –Dongguan )
Tel : (+86) 769-8339-4790〜3 Fax : (+86) 769-8339-4794
(3) FORTUNE TASK RESISTOR FACTORY ( China – Dongguan )
Tel : (+86) 769-8339-4790〜3 Fax : (+86) 769-8339-4794
(4) TAI OHM ELECTRONICS ( M ) SDN. BHD. ( Malaysia – Penang )
Tel :(+60) 4- 3900480 Fax : (+60) 4-3901481
(5) P.T.TAI ELECTRONIC Indonesia ( Indonesia – Jakarta )
Tel :(+62) 21-44820254 Fax : (+62) 21-44820256
