CPR Special Terminals
Vishay Dale
Wirewound Resistors, Commercial Power,
Radial Terminals
FEATURES
• Direct mounting on printed circuit board
• Circuit board lock-in mounting tabs
• High performance for low cost
• Special inorganic potting compound and
ceramic case provide high thermal
conductivity in a fireproof package
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
CPR03...xx 3 0.1 - 1K 5.6
CPR05...xx 5 0.1 - 3.3K 6.6
CPR07...xx 7 0.1 - 5.7K 9.4
CPR10...xx 10 0.1 - 6.8K 10.0
CPR15...xx 15 0.1 - 6.8K 20.3
CPR20...xx 20 0.15 - 6.8K 25.6
Notes
(1)
(1)
The xx is for the one or two digit “special” number as described in Global Part Number Information section.
POWER RATING
P
40 °C
W
RESISTANCE RANGE
Ω
± 5 %, ± 10 %
WEIGHT
(TYPICAL)
g
TECHNICAL SPECIFICATIONS
PARAMETER UNIT CPR RESISTOR CHARACTERISTICS
Temperature Coefficient ppm/°C ± 600 below 1.0 Ω, ± 300 1.0 Ω and above
Short Time Overload - 10 x rated power for 5 s
Terminal Strength lb 10 minimum
Dielectric Withstanding Voltage V
Maximum Working Voltage V (P x R)
Operating Temperature Range °C - 65 to + 275
AC
1000
1/2
GLOBAL PART NUMBER INFORMATION
Global Part Numbering Example: CPR0515R00JE5126
PR0515R00JE51C 2 6
GLOBAL MODEL VALUE TOLERANCE PACKAGING SPECIAL
CPR03
CPR05
CPR07
CPR10
CPR15
CPR20
R = Decimal
K = Thousand
R1500 = 0.15 Ω
1K500 = 1500 Ω
H = ± 3.0 %
J = ± 5.0 %
K = ± 10.0 %
E51 = Lead (Pb)-free, bulk CPRxx...21 = 10 mm, 2 pin
CPRxx...26 = 25 mm, 2 pin
CPR05...20 = 25 mm, 1 pin
CPR07...13 = 10 mm, 1 pin
CPR10...13 = 10 mm, 1 pin
CPR15...13 = 10 mm, 1 pin
CPR20...3 = 10 mm, 1 pin
www.vishay.com For technical questions, contact: ww2aresistors@vishay.com
1 Revision: 12-Dec-07
Document Number: 30257
CPR Special Terminals
Wirewound Resistors, Commercial Power,
Vishay Dale
Radial Terminals
DIMENSIONS in inches [millimeters]
L
P
b
c
GLOBAL
MODEL
CPR03...21 2 0.906 [23.01] 0.375 [9.53] 0.375 [9.53] 0.394 [10.0] 0.197 [5.00] 0.500 [12.70]
CPR03...26 2 0.906 [23.01] 0.375 [9.53] 0.375 [9.53] 0.984 [25.0] 0.197 [5.00] 0.500 [12.70]
CPR05...20 1 1.060 [26.92] 0.375 [9.53] 0.360 [9.14] 0.984 [25.0] - 0.590 [14.99]
CPR05...21 2 1.060 [26.92] 0.375 [9.53] 0.360 [9.14] 0.394 [10.0] 0.197 [5.00] 0.590 [14.99]
CPR05...26 2 1.060 [26.92] 0.375 [9.53] 0.360 [9.14] 0.984 [25.0] 0.197 [5.00] 0.590 [14.99]
CPR07...13 1 1.398 [35.51] 0.375 [9.53] 0.360 [9.14] 0.394 [10.0] - 0.886 [22.50]
CPR07...21 2 1.398 [35.51] 0.375 [9.53] 0.360 [9.14] 0.394 [10.0] 0.197 [5.00] 0.886 [22.50]
CPR07...26 2 1.398 [35.51] 0.375 [9.53] 0.360 [9.14] 0.984 [25.0] 0.197 [5.00] 0.886 [22.50]
CPR10...13 1 1.888 [47.96] 0.375 [9.53] 0.360 [9.14] 0.394 [10.0] - 1.380 [35.05]
CPR10...21 2 1.888 [47.96] 0.375 [9.53] 0.360 [9.14] 0.394 [10.0] 0.197 [5.00] 1.380 [35.05]
CPR10...26 2 1.888 [47.96] 0.375 [9.53] 0.360 [9.14] 0.984 [25.0] 0.197 [5.00] 1.380 [35.05]
CPR15...13 1 1.888 [47.96] 0.500 [12.70] 0.500 [12.70]
CPR15...21 2 1.888 [47.96] 0.500 [12.70] 0.500 [12.70]
CPR15...26 2 1.888 [47.96] 0.500 [12.70] 0.500 [12.70] 1.181 [30.0] 0.197 [5.00] 1.280 [32.51]
CPR20...3 1 2.498 [63.45] 0.500 [12.70] 0.500 [12.70]
CPR20...21 2 2.498 [63.45] 0.500 [12.70] 0.500 [12.70]
CPR20...26 2 2.498 [63.45] 0.500 [12.70] 0.500 [12.70] 1.181 [30.0] 0.197 [5.00] 1.870 [47.50]
TERMINAL
STYLE
± 0.040 [1.02]W ± 0.031 [0.787]H1± 0.031 [0.787]
f
d
TERMINAL STYLE 1
L
W
H1
g
H2
j
(SINGLE PIN)
DIMENSIONS in inches [millimeters]
R
h
H2
+ 0.080 [2.03]
- 0.040 [1.02]
0.394 + 0.080 - 0.130
[10.0 + 2.03 - 3.30]
0.394 + 0.080 - 0.130
[10.0 + 2.03 - 3.30]
0.300 + 0.080 - 0.130
[7.62 + 2.03 - 3.30]
0.300 + 0.080 - 0.130
[7.62 + 2.03 - 3.30]
W
H1
g
H2
j
TERMINAL STYLE 2
(DOUBLE PIN)
D
± 0.005 [0.13]P± 0.060 [1.52]
- 1.280 [32.51]
0.197 [5.00] 1.280 [32.51]
- 1.870 [47.50]
0.197 [5.00] 1.870 [47.50]
R
h
i
D
R
0.03
[0.75]
Ty p.
OTHER DIMENSIONS in inches [millimeters]
CPR05...20, CPRxx...13, CPR20...3
b 0.09 ± 0.01 [2.3 ± 0.25] b 0.06 ± 0.01 [1.5 ± 0.25] b 0.06 ± 0.01 [1.5 ± 0.25]
c 0.09 ± 0.01 [2.3 ± 0.25] c 0.06 ± 0.01 [1.5 ± 0.25] c 0.06 ± 0.01 [1.5 ± 0.25]
d 0.053 ± 0.005 [1.35 ± 0.127] d 0.045 ± 0.005 [1.14 ± 0.127] d 0.045 ± 0.005 [1.14 ± 0.127]
f 0.020 ± 0.001 [0.51 ± 0.025] f 0.020 ± 0.001 [0.50 ± 0.025] f 0.020 ± 0.001 [0.50 ± 0.025]
g 0.287 ± 0.005 [7.30 ± 0.127] g 0.287 ± 0.005 [7.30 ± 0.127] g 0.394 ± 0.005 [10.0 ± 0.127]
h 0.055 ± 0.005 [1.40 ± 0.127] h 0.078 ± 0.005 [2.0 ± 0.127] h 0.078 ± 0.005 [2.0 ± 0.127]
j 0.18 ± 0.01 [4.5 ± 0.25] i 0.059 ± 0.005 [1.50 ± 0.127] i 0.059 ± 0.005 [1.50 ± 0.127]
Document Number: 30257 For technical questions, contact: ww2aresistors@vishay.com
Revision: 12-Dec-07 2
CPRxx...21, CPR03...26, CPR05...26,
CPR07...26, CPR10...26
j 0.197 ± 0.01 [5.0 ± 0.25] j 0.197 ± 0.01 [5.0 ± 0.25]
CPR15...26, CPR20...26
www.vishay.com
CPR Special Terminals
Vishay Dale
Wirewound Resistors, Commercial Power,
Radial Terminals
MATERIAL SPECIFICATIONS
Element: Copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Core: Woven fiberglass
Body: Steatite ceramic case with inorganic potting
compound
Terminals: Tin plated CRS
Part Marking: DALE, model, wattage, value, tolerance,
date code
PERFORMANCE
TEST CONDITIONS OF TEST TEST LIMITS
Thermal Shock - 25 °C to + 155 °C, 5 cycles, 30 min dwell time ± (1.0 % + 0.05 Ω) ΔR
Short Time Overload 10 x rated power for 5 s ± (2.0 % + 0.05 Ω) ΔR
Dielectric Withstanding Voltage 1000 V
Low Temperature Operation - 65 °C, full rated working voltage for 45 min ± (3.0 % + 0.05 Ω) ΔR
Humidity 75 °C, 90 % - 100 % RH, 240 h ± (5.0 % + 0.05 Ω) ΔR
Load Life 1000 h at rated power, + 40 °C, 1.5 h “ON”, 0.5 h “OFF” ± (5.0 % + 0.05 Ω) ΔR
Terminal Strength 10 pounds in axial direction for 30 s ± (2.0 % + 0.05 Ω) ΔR
Resistance to Solder Heat Terminal immersed 3.5 s in molten solder at 1/8" to 3/16" from body ± (1.0 % + 0.05 Ω) ΔR
for 1 min ± (2.0 % + 0.05 Ω) ΔR
rms
120
100
80
60
RATED POWER IN %
40
20
0
- 55 75 275- 25 175
Derating
25
40
125
AMBIENT TEMPERATURE IN °C
225
www.vishay.com For technical questions, contact: ww2aresistors@vishay.com Document Number: 30257
3 Revision: 12-Dec-07
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Vishay
Disclaimer
All product specifications and data are subject to change without notice.
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Document Number: 91000 www.vishay.com
Revision: 18-Jul-08 1
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