www.vishay.com For technical questions, contact: ww2aresistors@vishay.com Document Number: 30257
1Revision: 22-Nov-07
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
Notes
(1) The xx is for the one or two digit “special” number as described in Global Part Number Information section.
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL (1)
POWER RATING
P40 °C
W
RESISTANCE RANGE
Ω
± 5 %, ± 10 %
WEIGHT
(TYPICAL)
g
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
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 VAC 1000
Maximum Working Voltage V (P x R)1/2
Operating Temperature Range °C - 65/+ 275
GLOBAL PART NUMBER INFORMATION
Global Part Numbering Example: CPR0515R00JE1426
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 %
E14 = 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
PR0515R00JE14C 2 6
Document Number: 30257 For technical questions, contact: ww2aresistors@vishay.com www.vishay.com
Revision: 22-Nov-07 2
CPR Special Terminals
Wirewound Resistors, Commercial Power,
Radial Terminals Vishay Dale
DIMENSIONS in inches [millimeters]
P
L
f
WW
H1
H2
R
j
g
H1
H2
h
iD
j
g
R
d
c
b
h
TERMINAL STYLE 1
(SINGLE PIN)
TERMINAL STYLE 2
(DOUBLE PIN)
GLOBAL
MODEL
TERMINAL
STYLE
DIMENSIONS in inches [millimeters]
L
± 0.040 [1.02]
W
± 0.031 [0.787]
H1
± 0.031 [0.787]
H2
+ 0.080 [2.03]
- 0.040 [1.02]
D
± 0.005 [0.13]
P
± 0.060 [1.52] R
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]
0.03
[0.75]
Ty p.
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] 0.394 + 0.080 - 0.130
[10.0 + 2.03 - 3.30] - 1.280 [32.51]
CPR15...21 2 1.888 [47.96] 0.500 [12.70] 0.500 [12.70] 0.394 + 0.080 - 0.130
[10.0 + 2.03 - 3.30] 0.197 [5.00] 1.280 [32.51]
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] 0.300 + 0.080 - 0.130
[7.62 + 2.03 - 3.30] - 1.870 [47.50]
CPR20...21 2 2.498 [63.45] 0.500 [12.70] 0.500 [12.70] 0.300 + 0.080 - 0.130
[7.62 + 2.03 - 3.30] 0.197 [5.00] 1.870 [47.50]
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]
OTHER DIMENSIONS in inches [millimeters]
CPR05...20, CPRxx...13, CPR20...3 CPRxx...21, CPR03...26, CPR05...26,
CPR07...26, CPR10...26 CPR15...26, CPR20...26
b0.09 ± 0.01 [2.3 ± 0.25] b0.06 ± 0.01 [1.5 ± 0.25] b0.06 ± 0.01 [1.5 ± 0.25]
c0.09 ± 0.01 [2.3 ± 0.25] c0.06 ± 0.01 [1.5 ± 0.25] c0.06 ± 0.01 [1.5 ± 0.25]
d0.053 ± 0.005 [1.35 ± 0.127] d0.045 ± 0.005 [1.14 ± 0.127] d0.045 ± 0.005 [1.14 ± 0.127]
f0.020 ± 0.001 [0.51 ± 0.025] f0.020 ± 0.001 [0.50 ± 0.025] f0.020 ± 0.001 [0.50 ± 0.025]
g0.287 ± 0.005 [7.30 ± 0.127] g0.287 ± 0.005 [7.30 ± 0.127] g0.394 ± 0.005 [10.0 ± 0.127]
h0.055 ± 0.005 [1.40 ± 0.127] h0.078 ± 0.005 [2.0 ± 0.127] h0.078 ± 0.005 [2.0 ± 0.127]
j0.18 ± 0.01 [4.5 ± 0.25] i0.059 ± 0.005 [1.50 ± 0.127] i0.059 ± 0.005 [1.50 ± 0.127]
j0.197 ± 0.01 [5.0 ± 0.25] j0.197 ± 0.01 [5.0 ± 0.25]
www.vishay.com For technical questions, contact: ww2aresistors@vishay.com Document Number: 30257
3Revision: 22-Nov-07
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
RATED POWER IN %
AMBIENT TEMPERATURE IN °C
0
20
40
60
80
100
120
- 55 75 275- 25 175
Derating
225
125
25
40
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 Vrms for 1 min ± (2.0 % + 0.05 Ω) ΔR
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
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
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