MS Series
Bare Metal Element Resistors
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•
•
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Resistances from 0.005 to 0.10Ohms
Tolerance to ±1%
Resistance Wire TCR: ± 20ppm/K
For Current Sensing and Shunt Applications
All Welded Construction
Low Inductance ( <10nH )
Economical Bare Metal Element
SPECIFICATIONS
Dimensions
+0.040 / -0.020”
[+1.0 / -0.5mm]
Type
Power Rating
Watts @ 85°C
Resistance
Range ( W )
1
Tolerances
TCR
( ppm/K )
L
±0.002”
[±0.05mm]
D
MS-1
MS-3
MS-5
1
3
5
0.005 to 0.10
0.005 to 0.10
0.005 to 0.05
±1% / ±5%
±1% / ±5%
±1% / ±5%
See Chart
See Chart
See Chart
Consult Riedon
Consult Riedon
Consult Riedon
1
0.032 [0.8]
0.040 [1.0]
0.040 [1.0]
0.040 [1.0]
Call Factory for Other Resistances
Temperature Coefficient
of Resistance (TCR)
500
400
Power Derating Curve
120
100
Power ( % )
TCR ( ppm/K )
80
60
40
20
0
300
200
100
0
0
0.01
0.03
0.05
0.07
0.09
0.11
0.13
0
50
100
150
200
250
300
350
Resistance Value (
W
)
Ambient Temperature (°C)
Ordering Information
Part Number - Resistance - Tolerance - TCR ( If not standard )
Example: MS-3 0.05 Ohm 1%
Willow Technologies Ltd.
Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.
info@willow.co.uk
http://www.willow.co.uk
+ 44 (0) 1342 835234
+ 44 (0) 1342 834306
rev. 03/2006A
