CSNL Series — Metal Foil Current Sensing Resistors
Features
• High Power Current Sense Resistors
• Resistances down to 0.0005 (1/2 milliΩ)
• RoHS compliant / lead-free
• TCR of ±50 ppm/°C
• Non-standard resistance values available
• Low inductance – typically less than 0.1nH • Current handling to 63 amps
Electrical Specifications
Type / Code
Package Type
Power Rating
(Watts) @ 80°C
0.5W(1W)*
1.0W(1.5W)*
1.0W(2W)*
Dielectric
Withstanding Voltage
200V
200V
200V
Resistance Temperature
Coefficient
±50 ppm/°C
±50 ppm/°C
±50 ppm/°C
Ohmic Range and Tolerance
1%
0.002Ω – 0.050Ω
0.0005Ω – 0.100Ω
0.0005Ω – 0.01Ω
5%
0.002Ω – 0.050Ω
0.0005Ω –0.100Ω
0.0005Ω – 0.01Ω
CSNL 1/2
CSNL 1
CSNL 2
1206
2010
2512
* Higher power rating for each package size is valid if ambient temp <= 80C and terminal temp <= 105C
Performance Characteristics
Test
Load Life
Test Method
MIL-STD-5202F-Method 108A
RCWV at 70°C; 1.5hrs ON; 0.5hrs OFF
Total 1024 ± 24hrs
MIL-STD-202F-Method 210E
260 ± 5°C for 10 ± 1sec
MIL-STD-202F-Method 208H
245 ± 5°C for 2 ± 0.5secs
MIL-STD-202F-Method 107G
-55°C to 150°C, 100cycles
JIS-C-5202-5.5
5x rated power for 5 sec
JIS-C-5202-7.4
-55°C: 30 min. 25°C: 2 to 3 min.
155°C: 30 min. 25°C: 2 to 3 min.
(5 Cycles)
MIL-STD-202F-Method 106G
MIL-STD-202F-Method 302
Apply 100Vdc for 1 minute
-
Test Specification
±0.5%
Typical
≤0.5%
Resistance to Soldering Heat
Solderability
Thermal Shock
Short Time Overload
±0.5%
min 95% coverage
±0.5%
±0.5%
≤0.25%
≥95%
≤0.5%
≤0.5%
Temperature Cycling
±0.5%
≤0.5%
Moisture Resistance
Insulation Resistance
Leach Resistance
±0.5%
1MΩ minimum
90 seconds min
≤0.5%
≥1MΩ
>90
seconds
Operating Temperature Range : -55°C to +170°C
How to Order
CSNL
SEI Type
2
Code
0.01
Nominal Resistance
1%
Tolerance
R
Packaging
Type
CSNL
Description
Metal Foil
Code
1/2
1
2
Wattage
0.5W(1.0W)
1.0W(1.5W)
(2.0W)
Size
1206
2010
2512
Tolerance
1%
5%
SEI Type
All
Pkg Qty
2,000
Description
7" - Paper Tape
Code
R
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
37
email: marketing@seielect.com
Rev 09/08
CSNL Series — Metal Foil Current Sensing Resistors
Mechanical Specifications
Type / Code
CSNL 1/2
CSNL 1(≤3mΩ)
CSNL 1(≥4mΩ)
CSNL 2 (0.5mΩ)
CSNL 2 (0.75mΩ)
CSNL 2 (1mΩ)
CSNL 2 (1.5mΩ)
CSNL 2 (2mΩ)
CSNL 2 (2.5mΩ)
CSNL 2 (3mΩ)
CSNL 2 (3.5mΩ)
CSNL 2 (4mΩ)
CSNL 2 (4.5mΩ)
CSNL 2 (5mΩ)
CSNL 2 (5.5mΩ)
CSNL 2 (6mΩ)
CSNL 2 (6.5mΩ)
CSNL 2 (7mΩ)
CSNL 2 (10mΩ)
L
Body Length
3.30 ± 0.254
5.1 ± 0.254
5.1 ± 0.254
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.35 ± 0.25
6.50 ± 0.35
W
Body Width
1.80 ± 0.254
2.54 ± 0.254
2.54 ± 0.254
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.18 ± 0.25
3.20 ± 0.25
H
Body Height
0.750 ± 0.254
0.8 ± 0.254
0.8 ± 0.254
1.40 ± 0.20
1.00 ± 0.20
0.80 ± 0.20
0.65 ± 0.20
0.50 ± 0.20
1.00 ± 0.20
0.70 ± 0.20
0.71 ± 0.20
0.60 ± 0.20
0.58 ± 0.20
0.50 ± 0.20
0.47 ± 0.20
0.50 ± 0.20
0.47 ± 0.20
0.45 ± 0.20
0.80 ± 0.15
a
Top Termination
0.50 ± 0.254
1.60 ± 0.254
0.8 ± 0.254
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.90 ± 0.15
b
Bottom Termination
0.50 ± 0.254
1.60 ± 0.254
0.8 ± 0.254
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.30 ± 0.30
1.90 ± 0.15
Units
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
38
email: marketing@seielect.com
Rev 09/08
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