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TWM/TWW Series
Ceramic Housed Radial Terminal Power
Series Wattage Resistance Voltage Element
TWW3 3 0.01-39Ω 250 Wire
TWW5 5 0.01-47Ω 350 Wire
TWW10 10 0.04-990Ω 750 Wire
TWM3 3 43-50KΩ 250 Metal oxide
TWM5 5 51-50KΩ 350 Metal oxide
TWM10 10 1000-50KΩ 750 Metal oxide
Derating
100
Percent Rated Watts
Ambient Temperature, oC
60
20
0
275
80
40
100 200 25070 150
Housing
Ceramic
Core
Fiberglass
Filling
Cement based
Tolerance
5% standard
Temperature coefficient
0.01-20Ω ±400ppm/°C;
>20-10Ω ±350ppm/°C
Dielectric withstanding voltage
1,000VAC
Short time overload
TWW: 10x rated power for 5 sec.;
TWM: 5x rated power for 5 sec.
Operating Temperature
-55°C to 275°C
Storage Temperature
15℃-35℃, humidity: 25%-75%
The TWM/TWW series radial terminal power resis-
tors offer significant board space savings over axial
terminal products. Generated heat is also kept away
from the circuit board.
They are recommended for commercial applica-
tions requiring low cost.
FEATURES
•EconomicalCommercialGradeforgeneralpurpose
use
•WirewoundandMetalOxideconstruction
•Wideresistancerange
•Flameproofinorganicconstruction
SERIES SPECIFICATIONS
CHARACTERISTICS
(continued)
