End of Life July 2020
CPSM
www.vishay.com
Vishay Dale
Wirewound/Metal Oxide Resistors, Commercial Power,
Surface Mount
FEATURES
• Direct mounting on printed circuit board
• High wattage
temperatures
capabilities,
low
board
• Meets or exceeds EIA-RS-344 requirements
• Special inorganic potting compound and
ceramic
case
provide
high
thermal
conductivity in a fireproof package
• Superior surge capability
• Material categorization: for definitions of
compliance please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
RESISTANCE
RANGE
WIREWOUND
POWER RATING
P40 °C
W
HISTORICAL
MODEL
RESISTANCE
RANGE
METAL OXIDE
TOLERANCE
±%
WEIGHT
(typical)
g
CPSM03
CPSM-3
3
0.1 to 100
-
5, 10
5.5
CPSM05
CPSM-5
5
0.1 to 100
110 to 33K
5, 10
6.5
Note
• E24 decade values are available, although others may be available upon request
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
CPSM RESISTOR CHARACTERISTICS
ppm/°C
± 400
Short Time Overload
-
5 x rated power for 5 s
Maximum Working Voltage
V
(P x R)1/2
Temperature Coefficient
Terminal Strength
lb
10 minimum
Operating Temperature Range
°C
-65 to +275 for wirewound, -65 to +225 for metal oxide
GLOBAL PART NUMBER INFORMATION
Global Part Numbering Example: CPSM0315R00JE31
C
P
S
GLOBAL MODEL
CPSM03
CPSM05
M
0
3
1
5
VALUE
R = decimal
K = thousand
R1500 = 0.15
100R0 = 100
1K000 = 1 k
R
0
TOLERANCE
J = ± 5.0 %
K = ± 10 %
0
J
E
3
1
PACKAGING
E31 = lead (Pb)-free,
4 layer bulk
SPECIAL
(dash number)
(up to 3 digits)
from 1 to 999
as applicable
Historical Part Numbering Example: CPSM-3 15 5 % E31
CPSM-3
15
5%
E31
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING
Revision: 05-Feb-2020
Document Number: 30106
1
For technical questions, contact: ww2bresistors@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
End of Life July 2020
CPSM
www.vishay.com
Vishay Dale
DIMENSIONS
DIMENSIONS in inches [millimeters]
L
± 0.059
[1.50]
W
± 0.039
[0.99]
L1
± 0.059
[1.50]
W1
± 0.016
[0.406]
H
± 0.039
[0.99]
CPSM03
0.944
[23.98]
0.354
[8.99]
0.492
[12.50]
0.287
[7.29]
0.354
[8.99]
CPSM05
1.10
[27.94]
0.394
[10.01]
0.590
[14.99]
0.287
[7.29]
0.394
[10.01]
MODEL
W
L
H
0.080
[2.03]
max.
L1
0.035 ± 0.008
[0.889 ± 0.203]
W1
SOLDER PAD DIMENSIONS in inches [millimeters]
MODEL
b
I
a
b
l
CPSM03
0.420
[10.67]
0.340
[8.64]
0.380
[9.65]
CPSM05
0.440
[11.18]
0.340
[8.64]
0.490
[12.45]
a
DERATING
200
150
CPSM05
100
CPSM03
RATED POWER IN %
TEMPERATURE RISE IN °C
TEMPERATURE RISE
120
100
80
60
Wirewound
40
50
20
0
0
1.0
2.0
3.0
4.0
5.0
POWER IN W
Metal oxide
0
-55
-25
25
75
40
125
175
275
225
AMBIENT TEMPERATURE IN °C
MATERIAL SPECIFICATIONS
Element
Wirewound = copper-nickel alloy or nickel-chrome alloy, depending on resistance value;
metal oxide = high temperature fired metal oxide film
Core
Ceramic
Body
Steatite ceramic case with cement potting compound
Terminals
Tin plated steel
Part Marking
Dale, model, wattage, value, tolerance, date code
PERFORMANCE
TEST
Thermal Shock
CONDITIONS OF TEST
TEST LIMITS
-55 °C to +275 °C (+225 °C for metal oxide), 5 cycles, 30 min dwell time
± (5.0 % + 0.05 ) R
± (4.0 % + 0.05 ) R
Short Time Overload
5 x rated power for 5 s
Dielectric Withstanding Voltage
1000 VRMS for 1 min
± (2.0 % + 0.05 ) R
Low Temperature Operation
-65 °C, full rated working voltage for 45 min
± (3.0 % + 0.05 ) R
Humidity
75 °C, 90 % to 100 % RH, 240 h
± (5.0 % + 0.05 ) R
Load Life
1000 h at rated power, +40 °C, 1.5 h “ON”, 0.5 h “OFF”
± (10.0 % + 0.05 ) R
Terminal Strength
5 pounds for 30 s; body twisted about axis, 3 x 360° rotations
± (2.0 % + 0.05 ) R
Resistance to Solder Heat
Terminal immersed 3.5 s in molten solder at 1/8" to 3/16" from body
± (4.0 % + 0.05 ) R
Revision: 05-Feb-2020
Document Number: 30106
2
For technical questions, contact: ww2bresistors@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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www.vishay.com
Vishay
Disclaimer
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Revision: 09-Jul-2021
1
Document Number: 91000