CW
Vishay Dale
www.vishay.com
Wirewound Resistors, Commercial Power,
Silicone 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
Available
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
Available
Available
Available
Note
click logo to get started
DESIGN SUPPORT TOOLS
*
This datasheet provides information about parts
that are RoHS-compliant and / or parts that are non
RoHS-compliant. For example, parts with lead (Pb)
terminations are not RoHS-compliant. Please see the
Models
Available
information / tables in this datasheet for details
STANDARD ELECTRICAL SPECIFICATIONS
(1)
POWER RATING (1) P25 °C
CHARACTERISTIC U
+250 °C
W
POWER RATING
P
W
25 °C
GLOBAL
MODEL
HISTORICAL
MODEL
RESISTANCE RANGE TOLERANCE WEIGHT
CHARACTERISTIC V
+350 °C
ꢀ (2)
(max.) g
CW1/2
CW-1/2
CW-1
CW-1M
CW-2
CW-2M
CW-2B
CW-2B-13
CW-2C
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
-
-
-
0.1 to 1.77K
0.1 to 6.37K
0.1 to 3.3K
0.1 to 28.7K
0.1 to 12K
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
5, 10
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
CW001
CW01M
CW002
CW02M
CW02B
CW02B...13
CW02C
CW02C...14 CW-2C-14
CW005
CW005...2
CW005...3
CW007
5.5
3.75
3.75
6.0
3.25
3.25
6.5
5.0
6.5
9.0
13.0
13.0
0.1 to 15K
0.1 to 10.89K (3)
0.1 to 19.9K
0.1 to 19.9K
0.1 to 58.5K
0.1 to 40.3K
0.1 to 58.5K
0.1 to 95.2K
0.1 to 167K
0.1 to 167K
CW-5
CW-5-2
CW-5-3
CW-7
CW-10
CW-10-3
CW010
CW010...3
Notes
(1)
(2)
(3)
Vishay Dale CW models have two power ratings, depending on operating temperature and stability requirements
3 % tolerance available
Higher values available on request
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
CW RESISTOR CHARACTERISTICS
Temperature Coefficient
Dielectric Withstanding Voltage
Short Time Overload
Terminal Strength
Maximum Working Voltage
Operating Temperature Range
ppm/°C
VAC
-
lb
V
°C
30 for 10 and above, 50 for 1.0 to 9.9 , 90 for 0.5 to 0.99
1000
5 x rated power for 5 s for 3.75 W size and smaller, 10 x rated power for 5 s for 4 W size and greater
10 minimum
(P x R)1/2
Characteristic U = -65 to +250, characteristic V = -65 to +350
Characteristic U = +250 °C max. hot spot temperature, 0.5 % max. R in 2000 h load life
Characteristic V = +350 °C max. hot spot temperature, 3.0 % max. R in 2000 h load life
Power Rating
-
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: CW02C10K00JB1214
C
W
0
2
C
1
0
K
0
0
J
B
1
2
1
4
GLOBAL MODEL
VALUE
TOLERANCE
PACKAGING
SPECIAL
(see Standard
R = decimal
H = 3.0 %
E70 = lead (Pb)-free, tape / reel, 1K pcs (smaller than CW005)
E73 = lead (Pb)-free, tape/reel, 500 pcs
E12 = lead (Pb)-free, bulk
(dash number)
(up to 3 digits)
from 1 to 999
as applicable
Electrical
K = thousand
J = 5.0 %
Specifications
Global Model
column for
options)
1R500 = 1.5 K = 10.0 %
1K500 = 1.5 k
D18 = lead (Pb)-free, R1R80 tape/reel
CW02B...13 pack code for Europe use only
S70 = tin / lead, tape / reel, 1K pcs (smaller than CW005)
S73 = tin / lead, tape / reel, 500 pcs
B12 = tin / lead, bulk
Historical Part Numbering example: CW-2C-14 10 k 5 ꢀ B12
CW-2C-14
10 k
5 ꢀ
B12
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING
Revision: 15-Nov-17
Document Number: 30215
1
For technical questions, contact: ww2aresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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