C&H Technology CPSM User Manual

CPSM

Vishay Dale

Wirewound Resistors, Commercial Power, Surface Mount

STANDARD ELECTRICAL SPECIFICATIONS

GLOBAL
MODEL

HISTORICAL
MODEL

POWER RATING

P

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

RESISTANCE RANGE

40 °C

W

± 5 %, ± 10 %

Pb-free

Available

e3

RoHS*

COMPLIANT

Ω

CPSM03 CPSM-3 3 0.1 - 1K

CPSM05 CPSM-5 5 0.1 - 1K

TECHNICAL SPECIFICATIONS

PARAMETER UNIT CPSM RESISTOR CHARACTERISTICS

Temperature Coefficient ppm/°C

Short Time Overload - 5 x rated power for 5 seconds

Operating Temperature °C - 65/+ 275

Dielectric Withstanding Voltage V

Maximum Working Voltage V (P x R)

Weight (typical) g CPSM03 = 5.5; CPSM05 = 6.5

AC

± 600 below 1.0 Ω,

± 300 1.0 Ω and above

1000

1/2

GLOBAL PART NUMBER INFORMATION

New Global Part Numbering: CPSM0315R00JE31 (preferred part numbering format)

CPSM

GLOBAL MODEL

CPSM03
CPSM05

0315

VALUE

R = decimal

K = thousand

R1500 = 0.15 Ω

100R0 = 100 Ω

1K000 = 1 kΩ

R0

TOLERANCE

H = ± 3.0 %
J = ± 5.0 %

K = ± 10 %

0J

E31 = Lead (Pb)-free, 4 layer bulk

E3

PACKAGING

B31 = Tin/Lead, 4 layer bulk

1

SPECIAL

(Dash Number)

(up to 3 digits)

From 1-999 as

applicable

Historical Part Number example: CPSM-3 15 Ω 5 % B3 1( will continue to be accepted)

CPSM-3

HISTORICAL MODEL R

* Pb containing terminations are not RoHS compliant, exemptions may apply

www.vishay.com For technical questions, contact: [e-mail]
316 Revision: 27-Jun-07

15 Ω

ESIST

ANCE VALUE TOLERANCE PACKAGING

5 %

CODE

B31

Document Number: 30106

Wirewound Resistors, Commercial Power, Surface Mount

DIMENSIONS

L

0.080
[2.03]

Maximum

L

1

0.020 ± 0.005

[0.508 ± 0.127]

CPSM

Vishay Dale

DIMENSIONS in inches [millimeters]

W

W

MODEL

L

± 0.032

[0.813]

H

W

1

CPSM03

CPSM05

0.906

[23.01]

1.060

[26.92]

W

± 0.031

[0.787]

0.374
[9.50]

0.374
[9.50]

L

1

± 0.062

[1.57]

0.480

[12.19]

0.590

[14.99]

1

+ 0.032

[0.813]

- 0.012
[0.305]

0.287
[7.29]

0.287
[7.29]

H

± 0.031

[0.787]

0.374
[9.50]

0.374
[9.50]

SOLDER PAD DIMENSIONS in inches

[millimeters]

200

150

100

Te mperature Rise in °C

50

0

0 1.0 2.0 3.0 4.0 5.0

Temperature Rise

I

b

a

CPSM0 3

CPSM0 5

Power in W

MODEL

ab l

CPSM03

CPSM05

120

100

80

Rated Power in %

60

40

20

0

- 65 - 25 25 75 125 175 225 275

0.420

[10.67]

0.440

[11.18]

40

Derating

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/lead plated steel (Lead (Pb)-free version will be 100 % tin)

Part Marking DALE, Model, Wattage, Value, Tolerance, Date Code

0.340
[8.64]

0.340
[8.64]

Ambient Te mperature in ° C

[12.45]

0.380
[9.65]

0.490

PERFORMANCE

TEST CONDITIONS OF TEST TEST LIMITS (EIA RS-344)

Thermal Shock - 55 °C to + 165 °C, 5 cycles, 30 minute dwell time ± (5.0 % + 0.05 Ω)

Short Time Overload 5 x rated power for 5 seconds ± (4.0 % + 0.05 Ω)

Dielectric Withstanding Voltage 1000 V

for one minute ± (2.0 % + 0.05 Ω) ΔR

rms

Low Temperature Operation - 65 °C, full rated working voltage for 45 minutes ± (3.0 % + 0.05 Ω)

Humidity 75 °C, 90 % - 100 % RH, 240 hours ± (5.0 % + 0.05 Ω)

Load Life 1000 hours at rated power, + 40 °C, 1.5 hours “ON”, 0.5 hours “OFF” ± (10.0 % + 0.05 Ω)

Resistance to Solder Heat + 260 °C solder, 10 - 12 second dwell, 25 mm/second emergence ± (4.0 % + 0.05 Ω)

Document Number: 30106 For technical questions, contact: [e-mail]
Revision: 27-Jun-07 317

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R

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R

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R

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R

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R

Δ

R

www.vishay.com