100 Series / SM Series / PC Series
PrecisionꢀWirewoundꢀResistors
• Resistances to 25MOhms
• Resistance Tolerances to ±0.005%
• Temperature Coefficients of ±1 ppm/K
• Power Ratings to 2W
• 100% Acceptance Tested / Traceable to NIST
• Long Term Stability / 100ppm/year
• Matched Resistance Sets to ±0.001% and ±0.5 ppm/K
SPECIFICATIONS
Dimensions
Commercial
Wattage
(ꢀWattsꢀ)
Minimum
Tolerance
(ꢀ%ꢀ)
Maximum
Working
Voltage
Type
MaximumꢀOhms
Diameter
±0.005”ꢀ
Length
±0.025”ꢀ
LeadꢀDiameter1
±0.002”ꢀ
[±0.13mm]
[±0.64mm]
[±0.05mm]
SM-2
SM-3
0.06
0.08
75k
0.100ꢀ[2.5]
0.125ꢀ[3.2]
0.210ꢀ[5.3]
0.260ꢀ[6.6]
0.020ꢀ[0.5]
75
0.020 [0.5]
0.025ꢀ[0.6]
150k
100
SM-4
SM-13
SM-5
SM-6
139A
0.10
0.10
0.12
0.15
0.15
250k
250k
400k
500k
500k
0.125ꢀ[3.2]
0.156ꢀ[4.0]
0.187ꢀ[4.7]
0.187ꢀ[4.7]
0.250ꢀ[6.4]
0.375ꢀ[9.5]
0.312ꢀ[7.9]
0.250ꢀ[6.4]
0.295ꢀ[7.5]
0.250ꢀ[6.4]
0.020ꢀ[0.5]
0.020ꢀ[0.5]
0.025ꢀ[0.6]
0.025ꢀ[0.6]
0.025ꢀ[0.6]
100
100
150
150
100
0.025 [0.6]
0.020ꢀ[0.5]
SM-15
SM-12
100
0.175
0.20
0.20
0.25
0.25
750k
750k
800k
1M
0.187ꢀ[4.7]
0.187ꢀ[4.7]
0.250ꢀ[6.4]
0.210ꢀ[5.3]
0.250ꢀ[6.4]
0.375ꢀ[9.5]
0.450ꢀ[11.4]
0.375ꢀ[9.5]
0.465ꢀ[11.8]
0.500ꢀ[12.7]
200
200
200
250
300
0.025ꢀ[0.6]
0.032 [0.8]
0.025ꢀ[0.6]
0.005
SM-7
101
0.025ꢀ[0.6]
0.032 [0.8]
0.025ꢀ[0.6]
1.2M
0.032 [0.8]
0.025ꢀ[0.6]
102
0.33
2.5M
0.250ꢀ[6.4]
0.750ꢀ[19.1]
400
120
121
129
106
107
108
0.40
0.50
0.75
1.00
1.50
2.00
3.8M
3.8M
10M
12M
15M
25M
0.375ꢀ[9.5]
0.375ꢀ[9.5]
0.375ꢀ[9.5]
0.500ꢀ[12.7]
0.500ꢀ[12.7]
0.500ꢀ[12.7]
0.500ꢀ[12.7]
0.750ꢀ[19.1]
1.000ꢀ[25.4]
1.000ꢀ[25.4]
1.500ꢀ[38.1]
2.000ꢀ[50.8]
0.032ꢀ[0.8]
0.032ꢀ[0.8]
0.032ꢀ[0.8]
0.032ꢀ[0.8]
0.032ꢀ[0.8]
0.032ꢀ[0.8]
300
400
600
800
900
1000
1ꢀWhereꢀmoreꢀthanꢀoneꢀleadꢀisꢀlistedꢀ/ꢀtheꢀtopꢀvalueꢀisꢀStandard
LeadꢀLengthꢀ=ꢀ1.50ꢀ[38]ꢀMin.
Ordering Information
PartꢀNumberꢀ-ꢀResistanceꢀ-ꢀToleranceꢀ-ꢀTCRꢀ(ꢀIfꢀnotꢀstandardꢀ)
Example:ꢀSM-6ꢀ25kOhmsꢀ0.1%
Riedon Inc.ꢀ
1.02
ꢀ
300ꢀCypressꢀAvenueꢀ
ꢀ
AlhambraꢀCAꢀ91801ꢀ
www.riedon.com
ꢀ(626)ꢀ284-9901ꢀ
ꢀ(626)ꢀ284-1704
Pageꢀ3
RIEDON [ RIEDON POWERTRON ]
