NSP/NSPP Series — Ceramic Housed - Consumer Grade
Features
• Flameproof construction
• Temperature coefficient of resistance of ±200ppm/°C
• Low resistance values
• Power derating is linear from 100% at 25°C to zero at 250°C
• Also available with standoffs as NSPP
• Other styles and configurations available; contact factory
• RoHS compliant / lead-free
Electrical Specifications
Type / Code
Power Rating
(Watts)
@ 25°C
2W
3W
5W
7W
10W
15W
20W
25W
Maximum Working
Voltage*
100V
200V
300V
350V
500V
600V
700V
700V
Resistance Temperature
Coefficient
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
±200 ppm/°C
Ohmic Range and Tolerance
5%
0.1Ω – 20KΩ
0.1Ω – 20KΩ
0.1Ω – 20KΩ
0.1Ω – 20KΩ
0.1Ω – 20KΩ
0.1Ω – 2KΩ
0.1Ω – 2KΩ
0.1Ω – 5.1KΩ
NSP 2
NSP 3
NSP 5
NSP 7
NSP 10
NSP 15
NSP 20
NSP 25
* Lesser of
√PR
or maximum working voltage.
How to Order
NSP
SEI Type
7
Code
1.2K
Nominal Resistance
5%
Tolerance
A
Packaging
Code
NSP
Description
Standard
Code
2
3
5
7
10
15
20
25
Tolerance
5%
Values
E24
SEI Types Pkg Qty Description Code
All
1,000
Bulk
A
NSPP With Standoff
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
61
email: marketing@seielect.com
Rev 10/06
NSP/NSPP Series — Ceramic Housed - Consumer Grade
Mechanical Specifications
Type / Code
NSP 2
NSPP 2
NSP 3
NSPP 3
NSP 5
NSPP 5
NSP 7
NSP 10
NSPP 10
NSP 15
NSP 20
NSPP 20
NSP 25
A
Body Length
0.71 ± 0.02
18.0 ± 0.5
0.71 ± 0.02
18.0 ± 0.5
0.87 ± 0.02
22.0 ± 0.5
0.87 ± 0.02
22.0 ± 0.5
0.87 ± 0.02
22.0 ± 0.5
0.87 ± 0.02
22.0 ± 0.5
1.38 ± 0.02
35.0 ± 0.5
1.89 ± 0.02
48.0 ± 0.5
1.89 ± 0.02
48.0 ± 0.5
1.89 ± 0.02
48.0 ± 0.5
2.36 ± 0.04
60.0 ± 1.0
2.36 ± 0.04
60.0 ± 1.0
2.36 ± 0.04
60.0 ± 1.0
B
Body Width
0.28 ± 0.04
7.0 ± 1.0
0.28 ± 0.04
7.0 ± 1.0
0.32 ± 0.04
8.0 ± 1.0
0.32 ± 0.04
8.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.49 ± 0.04
12.5 ± 1.0
0.57 ± 0.04
14.5 ± 1.0
0.49 ± 0.04
12.5 ± 1.0
0.57 ± 0.04
14.5 ± 1.0
C
Body Height
0.28 ± 0.04
7.0 ± 1.0
0.28 ± 0.04
7.0 ± 1.0
0.32 ± 0.04
8.0 ± 1.0
0.32 ± 0.04
8.0 ± 1.0
0.35 ± 0.04
10.0 ± 1.0
0.35 ± 0.04
9.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.39 ± 0.04
10.0 ± 1.0
0.35 ± 0.04
9.0 ± 1.0
0.49 ± 0.04
12.5 ± 1.0
0.53 ± 0.04
13.5 ± 1.0
0.49 ± 0.04
12.5 ± 1.0
0.53 ± 0.04
13.5 ± 1.0
D
Lead Length (Bulk)
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
1.42 ± 0.12
36.0 ± 3.0
E
F
Lead Diameter Standoff Height Units
0.026 ± 0.002
0.65 ± 0.05
0.026 ± 0.002
0.65 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
0.032 ± 0.002
0.80 ± 0.05
–
0.04
1.00
–
0.04
1.00
–
0.08
2.00
–
–
0.12
3.00
–
–
0.12
3.00
–
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
Performance Characteristics
Test
Moisture Resistance
Thermal Shock
Load Life @ 70°C – 1,000 hrs.
Resistance to Soldering Heat
Short Time Overload
Dielectric Withstanding Voltage
Operating Temperature Range
Test Results
±5%
±2%
±5%
±2%
±2%
±2%
-55ºC to +250°C
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
62
email: marketing@seielect.com
Rev 10/06
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