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CPCL, CPCC, CPCP, CPCF

Vishay Dale

Document Number 30218

Revision 28-Aug-02

For technical questions, contact ww2aresistors@vishay.com

DIMENSIONS

Wirewound Resistors, Commercial Power, Vertical Mount

MATERIAL SPECIFICATIONS

Part Marking: DALE: Model, Wattage, Value, Tolerance,

Date Code

CPCL: Element: Self-supporting copper-nickel alloy or

nickel-chrome alloy, depending on resistance value

Body: Steatite ceramic case with inorganic potting compound

Terminals: Tinned copper

CPCC: Element: Copper-nickel alloy or nickel-chrome alloy,

depending on resistance value

Core: Woven fiberglass

Body: Steatite ceramic case with inorganic potting compound

End Caps: Tin plated steel

Terminals: Tinned copper

CPCP: Element: Copper-nickel alloy or nickel-chrome alloy,

depending on resistance value

Core: Ceramic

Body: Steatite ceramic case with inorganic potting compound

End Caps: Stainless steel

CPCF: Element: Metal film - nickel-chrome alloy

Core: Alumina ceramic

Body: Steatite ceramic case with inorganic potting compound

End Caps: Brass alloy

Terminals: Solder-coated copper

E

D

A

0.177 + 0.078

- 0.039

[4.50 + 1.98

- 0.991]

C

B

MODEL

DIMENSIONS in inches [millimeters]

A

BCD

E

[0.794]

[0.794]

-0.012 [0.305]

[0.127]

[1.02]

CPCL-2

0.807

0.433

0.276

0.032

0.197

CPCC-2

[20.50]

[11.00]

[7.01]

[0.813]

[5.00]

CPCP-2

CPCF-2

CPCL-3

0.984

0.472

0.315

0.032

0.197

CPCC-3

[24.99]

[11.99]

[8.00]

[0.813]

[5.00]

CPCP-3

CPCF-3

CPCL-5

1.003

0.512

0.354

0.032

0.197

CPCC-5

[25.48]

[13.00]

[8.99]

[0.813]

[5.00]

CPCP-5

CPCF-5

CPCL-10

1.372

0.633

0.485

0.040

0.290

CPCP-10

[34.85]

[16.08]

[12.32]

[1.02]

[7.37]

CPCC-10

0.036

[0.914]

PERFORMANCE

TEST

CONDITIONS OF TEST

CPCP TEST LIMITS

CPCC, CPCL, CPCF

TEST LIMITS

Thermal Shock

- 55

°C to + 275°C, 5 cycles, 30 minute dwell time

± (2.0% + 0.05Ω)∆R

± (5.0% + 0.05Ω)∆R

Short Time Overload

5 x rated power for 5 seconds

± (2.0% + 0.05Ω)∆R

± (4.0% + 0.05Ω)∆R

± (0.1% + 0.05Ω)∆R

± (2.0% + 0.05Ω)∆R

Low Temperature Operation

- 65

°C, full rated working voltage for 45 minutes

± (2.0% + 0.05Ω)∆R

± (3.0% + 0.05Ω)∆R

Bias Humidity

75

°C, 90% - 100% RH, 240 hours

± (2.0% + 0.05Ω)∆R

± (5.0% + 0.05Ω)∆R

Load Life

1000 hours at rated power, + 70

°C, 1.5 hours “ON”, 0.5 hours “OFF” ± (5.0% + 0.05Ω)∆R

± (5.0% + 0.05Ω)∆R

Terminal Strength

5 to 10 second 10 pound pull test

± (1.0% + 0.05Ω)∆R

± (1.0% + 0.05Ω)∆R

Resistance to Solder Heat

Terminal immersed 3.5 seconds in molten solder up to body

± (1.0% + 0.05Ω)∆R

± (1.0% + 0.05Ω)∆R

AMBIENT TEMPERATURE IN

Derating

CPCL

CPCC

CPCP

CPCF

-65

-25

25

75

125

175

225

275

70

0

20

40

60

80

100

120