Download

PDF Abstract Text:

Vishay Dale

Wirewound Resistors, Commercial Coated, Axial Lead

Vishay Dale
Wirewound Resistors, Commercial Coated, Axial Lead
FEATURES
· · · · · High performance for low cost High temperature silicone coating Complete welded construction Excellent stability in operation High power to size ratio
STANDARD ELECTRICAL SPECIFICATIONS
MODEL POWER RATING P25°C W Characteristic U Characteristic V + 250°C + 350°C 0.5 1.0 1.0 4.0 3.0 3.0 4.0 2.5 2.5 5.0 4.0 5.0 7.0 10.0 10.0 - - - 5.5 3.75 3.75 6.0 3.25 3.25 6.5 5.0 6.5 9.0 13.0 13.0 RESISTANCE RANGE
WEIGHT (Maximum) g 0.21 0.34 0.3 2.1 0.65 0.7 0.9 1.8 1.2 4.2 4.2 4.2 4.7 9.0 9.0
0.1 - 1.77k 0.1 - 6.37k 0.1 - 3.3k 0.1 - 28.7k 0.1 - 12k 0.1 - 15k 0.1 - 6k8 0.1 - 19.9k 0.1 - 19.9k 0.1 - 58.5k 0.1 - 40.3k 0.1 - 58.5k 0.1 - 95.2k 0.1 - 167k 0.1 - 167k
CW-1 / 2 CW-1 CW-1M CW-2 CW-2M CW-2B CW-2B-13 CW-2C CW-2C-14 CW-5 CW-5-2 CW-5-3 CW-7 CW-10 CW-10-3
TECHNICAL SPECIFICATIONS
ORDERING INFORMATION
www.vishay.com 26
For technical questions, contact ww2aresistors@vishay.com
Document Number 30215 Revision 18-Oct-02
Wirewound Resistors, Commercial Coated, Axial Lead
DIMENSIONS
1.50 38.10 Minimum A C
Vishay Dale
MODEL A CW-1 / 2
DIMENSIONS in inches millimeters B (Maximum) 0.281 7.14 0.437 11.10 0.311 7.90 0.765 19.43 0.562 14.27 0.622 15.80 0.563 14.30 0.593 15.06 0.593 15.06 1.0 25.40 1.0 25.40 1.0 25.40 1.281 32.54 1.875 47.62 1.875 47.62 C D
CW-1 CW-1M CW-2 CW-2M CW-2B CW-2B-13 CW-2C CW-2C-14 CW-5 CW-5-2 CW-5-3
On some standard reel pack methods, the leads may be trimmed to a shorter length than shown.
MATERIAL SPECIFICATIONS
Element: Copper-nickel alloy or nickel-chrome alloy, depending on resistance value Core: Ceramic: Steatite or alumina, depending on physical size Coating: Special high temperature silicone Standard Terminals: Tinned Copperweld® End Caps: Stainless steel Part Marking: DALE, Model, Wattage, Value, Tolerance, Date Code Wattage marked on resistor will be "V" characteristic, CW-1 / 2 will not be marked with wattage
120 100 80 60 CHAR. V 40 20 0 -65 -50
CW-7 CW-10
CHAR. U
CW-10-3
0 25 50 150 250 350 AMBIENT TEMPERATURE IN °C
Derating
B (Maximum) dimension is clean lead to clean lead.
PERFORMANCE
All R figures shown are maximum, based upon testing requirements per MIL-PRF-26 at a maximum operating temperature of + 350°C. R maximum figures are considerably lower when tested at a maximum operating temperature of + 250°C.
Document Number 30215 Revision 18-Oct-02
For technical questions, contact ww2aresistors@vishay.com
www.vishay.com 27