Features

n

Metalfoil

n

Highpowerdensity

n

Lowinductance<5nH

n

LowthermalEMF<3µV/°C

n

Highreliabilityandstability

n

RoHScompliant*andhalogenfree**

Applications

n

Currentsensing

n

Powersupplies

n

Steppermotordrives

n

Inputamplifiers

CFN Series Metal Foil, Current Sense Resistor

Electrical Characteristics

Characteristic

CFN0402

CFN0603

CFN0805

CFN1206

Power Rating @ 70 °C (W)

0.25

0.5

0.75

1

Resistance Value (mΩ)

10, 20

5, 10, 20

5, 10, 20, 30 5, 10, 20, 40

Operating Temperature

Range (°C)

-55 ~ +125

-55 ~ +155

Temperature Coefficient of

Resistance (ppm/°C)

±100

±50, ±100

Tolerance (%)

±1, ±5

Derating Curve

*RoHSDirective2015/863,Mar31,2015andAnnex.

**Bournsconsidersaproducttobe“halogenfree”if(a)theBromine(Br)contentis900ppmorless;(b)theChlorine(Cl)contentis900ppmorless;and(c)thetotalBromine(Br)

andChlorine(Cl)contentis1500ppmorless.

Specificationsaresubjecttochangewithoutnotice.

Usersshouldverifyactualdeviceperformanceintheirspecificapplications.

Theproductsdescribedhereinandthisdocumentaresubjecttospecificlegaldisclaimersassetforthonthelastpageofthisdocument,andatwww.bourns.com/docs/legal/disclaimer.pdf.

WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Environmental Characteristics

Storage Conditions

Temperature ....................................................................................... +5 °C ~ +35 °C

Humidity .................................................................................................40 % ~ 75 %

Shelf Life.......................................................................2 years from manufacturing date

Solder Recommendations..........................................................................Reflow profile

(Solder: Sn96.5 / Ag3 / Cu0.5)

Moisture Sensitivity Level...............................................................................................1

100

-55+70

+155

+125

Ambient Temperature (°C)

CFN0402

CFN0603,

CFN0805,

CFN1206

L

W

C

T

CFN0402

1.10 ± 0.10

(.043 ± .004)

0.55 ± 0.10

(.021 ± .004)

0.25 ± 0.20

(.010 ± .004)

0.45 ± 0.10

(.017 ± .004)

CFN0603

1.60 ± 0.20

(.063 ± .008)

0.80 ± 0.20

(.031 ± .008)

0.40 ± 0.20

(.016 ± .008)

0.60 ± 0.20

(.023 ± .008)

CFN0805

2.00 ± 0.20

(.079 ± .008)

1.25 ± 0.20

(.049 ± .008)

0.40 ± 0.20

(.016 ± .008)

0.70 ± 0.20

(.028 ± .008)

CFN1206

3.20 ± 0.20

(.126 ± .008)

1.60 ± 0.20

(.063 ±. 008)

0.50 ± 0.20

(.020 ± .008)

0.70 ± 0.20

(.028 ± .008)

DIMENSIONS:

MM

(INCHES)

Product Dimensions

W

CC

T

L

Additional Information

Click these links for more information:

PRODUCT TECHNICAL

LIBRARY

INVENTORY SAMPLES CONTACT

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