Page 1 of 2
The information contained herein does not form part of a
contract and is subject to change without notice. ARCOL
operate a policy of continual product development, therefore,
specifications may change.
It is the responsibility of the customer to ensure that the
component selected from our range is suitable for the intended
application. If in doubt please ask ARCOL.
ARCOL UK Limited,
Threemilestone Ind. Estate,
Truro, Cornwall, TR4 9LG, UK.
T +44 (0) 1872 277431
F +44 (0) 1872 222002
E sales@arcolresistors.com
www.arcolresistors.com
1 / 14.23
CRS SMD Shunt Resistor
Avaliable in two sizes ARCOL’s CRS utilises Electron Beam
Welding technology to connect its Manganin or NiCr element
to heavy copper connectors. Suitable for typical applications
such as Solar Inverters, Frequency converters & current
sensors for hybrid power sources.
• Excellent long-term stability and low inductance
• Suitable for mounting using re-flow soldering or welding on copper
• Power rating upto 7 Watts
【LRS Series】
www.viking.com.tw For detail questions, contact : sales@viking.com.tw Edition : REV.A3
1
Revision: 4-Jan-2013
Chip Shunt Resistor
■Features
－LRS1050 5W up to 100A at 0.5mΩ
－LRS1575 7W up to 180A at 0.2mΩ
－Maximum soldering temperatures of up to 350°C / 30 sec. or 250°C /10 min
－Heavy copper connectors
－Excellent long-term stability and low inductance
－Mounting using re-flow soldering or welding on copper
■Applications
－Current sensors for hybrid power sources
－Frequency converters
－High current automotive
▓Construction
▓Dimensions Unit: mm
Resistance Material
Trimming Area
Electron Beam Welding
Type
Value
Material
Thickness (t)
Weight
(g)
(1000pcs)
LRS1050
0.5mΩ
Manganin
0.88 mm±0.05
420
LRS1050
1mΩ
Manganin
0.43 mm±0.05
220
LRS1050
2mΩ
NiCr alloy
0.64 mm±0.05
310
LRS1050
3mΩ
NiCr alloy
0.43 mm±0.05
210
LRS1050
4mΩ
NiCr alloy
0.32 mm±0.05
160
LRS1575
0.2mΩ
Manganin
1.50 mm±0.05
590
LRS1575
0.5mΩ
Manganin
0.56 mm±0.05
590
LRS1575
1mΩ
NiCr alloy
0.90 mm±0.05
940
LRS1575
2mΩ
NiCr alloy
0.45 mm±0.05
470
LRS1575
3mΩ
NiCr alloy
0.30 mm±0.05
320
10.5±0.3
5±0.3
5±0.3
1.2 max
t
LRS1050
0.5
15.2±0.3
5±0.3
7.5±0.3
1.2 max
t
LRS1575
0.5
Characteristics
Tolerance (Code):
Operating temperature:
Overload:
Thermal shock:
Load life:
Moisture resistance:
Resistance to Soldering Heat:
High Temperture Exposure:
Vibration, High frequency:
Inductance
± 1% (F), ± 5% (J)
-55°C to +170°C
5 times rated power for 5 seconds
±0.1%. -65°C,25°C,125°C,25°C, 25 cycles
±1%. 90min. “ON”, 30min “OFF” for 2000 hours
±0.2% 90~98%RH, +25°C, +65°C, -10°C, 10 cycles.
±0.2% 350°C for 30 seconds or 250°C for 10min.
±0.2% 140°C for 250 hours
±0.2% 15g 10~2000Hz, 36 cycles
<3nH
Dimensions (mm)
1Resistance material 2Trimming Area 3Electron Beam
Welding
Size Value Material Thickness (t)
CRS1050 0.5mΩ Manganin 0.88mm±0.1
CRS1050 1mΩ Manganin 0.43mm±0.1
CRS1050 2mΩ NiCr alloy 0.64mm±0.1
CRS1050 3mΩ NiCr alloy 0.43mm±0.1
CRS1050 4mΩ NiCr alloy 0.32mm±0.1
CRS1575 0.2mΩ Manganin 1.50mm±0.1
CRS1575 0.5.mΩ Manganin 0.56mm±0.1
CRS1575 1mΩ NiCr alloy 0.90mm±0.1
CRS1575 2mΩ NiCr alloy 0.45mm±0.1
CRS1575 3mΩ NiCr alloy 0.30mm±0.1
CRS1050 CRS1575
Page 2 of 2
The information contained herein does not form part of a
contract and is subject to change without notice. ARCOL
operate a policy of continual product development, therefore,
specifications may change.
It is the responsibility of the customer to ensure that the
component selected from our range is suitable for the intended
application. If in doubt please ask ARCOL.
ARCOL UK Limited,
Threemilestone Ind. Estate,
Truro, Cornwall, TR4 9LG, UK.
T +44 (0) 1872 277431
F +44 (0) 1872 222002
E sales@arcolresistors.com
www.arcolresistors.com
1 /14.23
CRS SMD Shunt Resistor
Electrical Specifications
Type Wattage
(Rated Power)
Resistance Range TCR
(PPM/°C)
(+20°C~+150°C)
F(±1%) J(±5%)
CRS1050 5 R0005 (0.5mΩ) ±75
CRS1050 4 R001 (1mΩ) ±60
CRS1050 4 R002 (2mΩ) ±100
CRS1050 3 R003 (3mΩ) ±100
CRS1050 2.5 R004 (4mΩ) ±100
CRS1575 7 R0002 (0.2mΩ) ±50
CRS1575 6 R0005 (0.5mΩ) ±100
CRS1575 6 R001 (1mΩ) ±120
CRS1575 4 R002 (2mΩ) ±120
CRS1575 3.5 R003 (3mΩ) ±120
Derating Curve
【LRS Series】
Chip Shunt Resistor
www.viking.com.tw For detail questions, contact : sales@viking.com.tw Edition : REV.A3
2 Revision: 4-Jan-2013
■Part Numbering
■Derating Curve
■Standard Electrical Specifications
Product
Type
Dimensions
Resistance
Tolerance
Packaging
Code
TCR
(PPM/°C)
Power
Rating
Resistance Marking
Code
1050: 10.5x5.0
1575: 15.2x7.5
F: ±1%
G: ±2%
J: ±5%
T: Ta