Commercial Grade
Vertical Mount Power
Wirewound & Film Resistors
CVW/CVF Series
•
Power ratings from 2W to 10W
•
Non-inductive winding available
•
Resistance range from 0.1Ω to 200KΩ
•
Vertical mounting configuration saves board space
•
Flameproof ceramic case with inorganic potting material
Electrical Data
IRC Type
Power
Rating at
70°C (W)
Resistance
Range*
(Ohms)
Tolerance
(±%)
Temperature Coefficient of Resistance
(±ppm/°C)
Wirewound Type (CVW)
CVW - 2
CVW - 3
CVW - 5
CVW - 7
CVW - 10
Film Type (CVF)
CVF - 2
CVF - 3
CVF - 5
CVF - 7
CVF - 10
2
3
5
7
10
28 - 33K
40 - 56K
48 - 100K
681 - 200K
911 - 200K
5, 10
400 (<20Ω)
350 (≥20Ω)
2
3
5
7
10
0.1 - 27
0.1 - 39
0.1 - 47
0.1 - 680
0.1 - 910
5, 10
400 (<20Ω)
350 (≥20Ω)
* For resistance values outside these ranges, contact factory.
Environmental Data
Short-time overload
CVF: ±5% + 0.05Ω; 10 x nominal power for 5 seconds
CVW: ±5% + 0.05Ω; 10 x nominal power for 5 seconds
Dielectric withstanding voltage
Resistance to Soldering heat
Operating temperature range
1000Vac
±5% + 0.05Ω
-55°C to 275°C
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
A subsidiary of
TT electronics plc
CVW/CVF Series Issue March 2009 Sheet 1 of 3
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com