CSS / CSSH Series
Ultra Precision Current Sensing Chip Resistors
Features:
•
•
•
•
•
•
•
Stackpole Electronics, Inc.
Resistive Product Solutions
High power metal alloy current sense resistor
Very low inductance (0.5nH to 5nH)
High temperature performance: up to 275°C
Excellent frequency response
Low thermal EMF (<1µV/C)
Proprietary processing technique produces extremely low
resistance values
RoHS compliant / lead-free
Electrical Specifications
Type / Code
Package Type
Power Rating
(Watts) @ 100ºC
1W
Resistance Temperature
Coefficient
±50 ppm/ºC
±25 ppm/ºC
±15 ppm/ºC
±50 ppm/ºC
±25 ppm/ºC
±15 ppm/ºC
±50 ppm/ºC
±25 ppm/ºC
±15 ppm/ºC
±50 ppm/ºC
±25 ppm/ºC
±50 ppm/ºC
±25 ppm/ºC
±25 ppm/ºC
±15 ppm/ºC
±25 ppm/ºC
±15 ppm/ºC
Ohmic Range (Ω) and Tolerance
0.5%
-
0.007 - 0.015
0.0151 - 0.050
-
0.003 - 0.0069
0.007 - 0.1
-
-
0.007 - 0.075
0.007 - 0.01
-
-
0.004 - 0.007
0.0071 - 0.1
0.004 - 0.007
0.008 - 0.05
1%, 5%
0.001 - 0.004
0.0041 - 0.0150
0.0151 - 0.050
0.001 - 0.003
0.0031 - 0.0069
0.007 - 0.1
0.0005 - 0.003
0.0031 - 0.0069
0.007 - 0.075
0.0005 - 0.002
0.0021 - 0.01
0.00025 - 0.0009
0.001 - 0.003
0.004 - 0.007
0.0071 - 0.1
0.004 - 0.007
0.008 - 0.05
CSS 1206
1206
CSS 2010
2010
1W
CSS 2512
CSSH 2512
CSS 2725
CSS 2728
CSSH 2728
2512
2512
2725
2728
2728
2W
3W
4W
3W
4W
How to Order
SEI Type
Code
Nominal
Resistance
Tolerance
Packaging
CSS
Type
CSS
CSSH
Description
Metal Alloy
High Power
Code
1206
2010
2512
(H) 2512
2725
2728
(H) 2728
2725
Wattage
1W
1W
2W
3W
4W
3W
4W
Size
1206
2010
2512
2512
2725
2728
2728
0.003
1%
Tolerance
0.5%
1%
5%
SEI Types
CSS 1206
CSS 2010
CSS 2512
CSSH 2512
CSS 2725
CSS 2728
CSSH 2728
R
Quantity
Standard
Code
2,000
R
7" - Embossed Plastic
1,000
R
Description
Rev Date: 03/04/2010
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
39
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marketing@seielect.com
CSS / CSSH Series
Ultra Precision Current Sensing Chip Resistors
Stackpole Electronics, Inc.
Resistive Product Solutions
Power Derating Curve
Percent Rated Power (%)
100
75
50
25
275ºC
300
0
50
100
150
200
250
Ambient Temperature (ºC)
Mechanical Specifications
Type / Code
CSS 1206
CSS 2010 (≤3mΩ)
CSS 2010 (>3mΩ)
CSS 2512 (≤4mΩ)
CSS 2512 (≥5mΩ)
CSSH 2512 (0.5mΩ)
CSSH 2512 (0.6 - 2.9mΩ)
CSSH 2512 (3 - 4mΩ)
CSSH 2512 (4.1 - 10mΩ)
CSS 2725 (0.25 - 0.50mΩ)
CSS 2725 (1mΩ)
CSS 2725 (1.5mΩ)
CSS 2725 (2mΩ)
CSS 2725 (2.5mΩ)
CSS 2725 (3mΩ)
CSS 2728
CSSH 2728
L
Body Length
3.048 ± 0.254
5.080 ± 0.254
5.080 ± 0.254
6.250 ± 0.254
6.250 ± 0.254
6.250 ± 0.254
6.250 ± 0.254
6.250 ± 0.254
6.250 ± 0.254
6.800 ± 0.254
6.800 ± 0.254
6.800 ± 0.254
6.800 ± 0.254
6.800 ± 0.254
6.800 ± 0.254
6.706 ± 0.254
6.706 ± 0.254
W
Body Width
1.575 ± 0.254
2.540 ± 0.254
2.540 ± 0.254
3.300 ± 0.254
3.300 ± 0.254
3.300 ± 0.254
3.300 ± 0.254
3.300 ± 0.254
3.300 ± 0.254
6.700 ± 0.254
6.700 ± 0.254
6.700 ± 0.254
6.700 ± 0.254
6.700 ± 0.254
6.700 ± 0.254
7.188 ± 0.254
7.188 ± 0.254
H
Body Height
0.645 ± 0.254
0.787 ± 0.254
0.645 ± 0.254
0.787 ± 0.254
0.645 ± 0.254
0.787 ± 0.254
0.787 ± 0.254
0.787 ± 0.254
0.787 ± 0.254
0.991 ± 0.254
1.092 ± 0.254
0.991 ± 0.254
0.889 ± 0.254
0.889 ± 0.254
0.889 ± 0.254
0.991 ± 0.254
0.991 ± 0.254
a
Top Termination
0.508 ± 0.254
1.295 ± 0.254
0.787 ± 0.254
1.880 ± 0.254
1.120 ± 0.254
1.880 ± 0.254
1.180 ± 0.254
1.676 ± 0.254
1.180± 0.254
2.160 ± 0.254
2.160 ± 0.254
2.160 ± 0.254
1.800± 0.254
1.650 ± 0.254
1.300 ± 0.254
1.143 ± 0.254
1.143 ± 0.254
b
Bottom Termination
0.508 ± 0.254
1.295 ± 0.254
0.787 ± 0.254
1.880 ± 0.254
1.120 ± 0.254
1.880 ± 0.254
1.180 ± 0.254
1.676 ± 0.254
1.180 ± 0.254
2.160 ± 0.254
2.160 ± 0.254
2.160 ± 0.254
1.800 ± 0.254
1.650 ± 0.254
1.300 ± 0.254
1.143 ± 0.254
1.143 ± 0.254
Units
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
Performance Characteristics
Test
Load Life
Test Method
MIL-STD-502F-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 ± 0.5sec
MIL-STD-202F-Method 107G
-55°C to 150°C, 100 cycles
JIS-C-5202-5.5
3 - 5x rated power for 5 sec
JIS-C-5202-7.4
-55°C: 30 min. 25°C: 2 to 3 min.
155°C: 30min. 25°C: 2 to 3 min.
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%
minimum 95% coverage
± 0.5%
± 0.5%
≤
0.25%
> 95%
≤
0.5%
≤
0.5%
Temperature Cycling
Moisture Resistance
Insulation Resistance
Leach Resistance
Operating Temperature Range: -65°C to +275°C
± 0.5%
± 0.5%
1MΩ minimum
90 seconds minimum
≤
0.5%
≤
0.5%
≥
1MΩ
≥
90 seconds
Rev Date: 03/04/2010
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
40
www.seielect.com
marketing@seielect.com
