CPSM
www.vishay.com Vishay Dale
Wirewound/Metal Oxide Resistors, Commercial Power,
Surface Mount
FEATURES
• Direct mounting on printed circuit board
• High wattage capabilities, low board
temperatures
• 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
POWER RATING RESISTANCE RESISTANCE WEIGHT
GLOBAL HISTORICAL P40 °C RANGE RANGE TOLERANCE (typical)
MODEL MODEL W ±% g
WIREWOUND METAL OXIDE
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
Temperature Coefficient ppm/°C ± 400
Short Time Overload - 5 x rated power for 5 s
Maximum Working Voltage V (P x R)1/2
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 M 0 3 1 5 R 0 0 J E 3 1
GLOBAL MODEL VALUE TOLERANCE PACKAGING SPECIAL
CPSM03 R = decimal J = ± 5.0 % E31 = lead (Pb)-free, (dash number)
CPSM05 K = thousand K = ± 10 % 4 layer bulk (up to 3 digits)
R1500 = 0.15 from 1 to 999
100R0 = 100 as applicable
1K000 = 1 k
Historical Part Numbering example: CPSM-3 15 5% E31
CPSM-3 15 5% E31
HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING
Revision: 30-Sep-16 1 Document Number: 30106
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
CPSM
www.vishay.com Vishay Dale
DIMENSIONS
DIMENSIONS in inches [millimeters]
MODEL L W L1 W1 H
W ± 0.059 ± 0.039 ± 0.059 ± 0.016 ± 0.039
L [1.50] [0.99] [1.50] [0.406] [0.99]
H CPSM03 0.944 0.354 0.492 0.287 0.354
[23.98] [8.99] [12.50] [7.29] [8.99]
0.080 L1 0.035 ± 0.008 W1 CPSM05 1.10 0.394 0.590 0.287 0.394
[2.03] [0.889 ± 0.203] [27.94] [10.01] [14.99] [7.29] [10.01]
max.
MODEL SOLDER PAD DIMENSIONS in inches [millimeters]
a b l
I b 0.420 0.340 0.380
a CPSM03 [10.67] [8.64] [9.65]
CPSM05 0.440 0.340 0.490
[11.18] [8.64] [12.45]
TEMPERATURE RISE DERATING
TEMPERATURE RISE IN °C 200 RATED POWER IN % 120
100
150
CPSM05 80
100 CPSM03 60
40 Wirewound
50
20 Metal Oxide
0 0
0 1.0 2.0 3.0 4.0 5.0 -55 -25 25 75 125 175 225 275
POWER IN W AMBIENT TEMPERATURE IN °C
40
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 CONDITIONS OF TEST TEST LIMITS
Thermal Shock -55 °C to +275 °C (+225 °C for metal oxide), 5 cycles, 30 min dwell time ± (5.0 % + 0.05 ) R
Short Time Overload 5 x rated power for 5 s ± (4.0 % + 0.05 ) R
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: 30-Sep-16 2 Document Number: 30106
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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Revision: 08-Feb-17 1 Document Number: 91000
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Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Vishay:
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CPSM05R2000KE31 CPSM0510R00KE31 CPSM03R3900JE31 CPSM032R000JE31 CPSM0551R00JE31
CPSM0522R00JE31 CPSM05R4700JE31 CPSM051K000JE31 CPSM05510R0JE31 CPSM0562R00JE31
CPSM05150R0JE31 CPSM0539R00JE31 CPSM05390R0JE31 CPSM03100R0JE31 CPSM0310R00JE31
CPSM05220R0JE31 CPSM05470R0JE31 CPSM0533R00JE31 CPSM05R1000JE31 CPSM05R5100JE31
CPSM05360R0JE31 CPSM0512R00JE31 CPSM052R200KE31 CPSM03220R0JE31 CPSM03270R0JE31
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