Features
Applications
nꢀ Metalꢀfoil
nꢀ ꢀCurrentꢀsensing
nꢀ ꢀPowerꢀsupplies
nꢀ ꢀStepperꢀmotorꢀdrives
nꢀ ꢀInputꢀamplifiers
nꢀ Highꢀpowerꢀdensity
nꢀ Lowꢀinductanceꢀ<5ꢀnH
nꢀ LowꢀthermalꢀEMFꢀ<3ꢀµV/°C
nꢀ Highꢀreliabilityꢀandꢀstability
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
CFN Series Metal Foil, Current Sense Resistor
Electrical Characteristics
Characteristic
Additional Information
Click these links for more information:
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
-55 ~ +155
5, 10, 20, 40
PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT
LIBRARY
Operating Temperature
Range (°C)
-55 ~ +125
Temperature Coefficient of
Resistance (ppm/°C)
Derating Curve
±100
±50, ±100
Tolerance (%)
±1, ±5
100
CFN0603,
CFN0805,
Environmental Characteristics
CFN1206
Storage Conditions
CFN0402
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)
-55
+70
+125 +155
Ambient Temperature (°C)
Moisture Sensitivity Level...............................................................................................1
Product Dimensions
L
L
W
C
T
1.10 ± 0.10
(.043 ± .004)
0.55 ± 0.10
(.021 ± .004)
0.25 ± 0.20
(.010 ± .004)
0.45 ± 0.10
(.017 ± .004)
CFN0402
CFN0603
CFN0805
CFN1206
W
1.60 ± 0.20
(.063 ± .008)
0.80 ± 0.20
(.031 ± .008)
0.40 ± 0.20
(.016 ± .008)
0.60 ± 0.20
(.023 ± .008)
2.00 ± 0.20
(.079 ± .008)
1.25 ± 0.20
(.049 ± .008)
0.40 ± 0.20
(.016 ± .008)
0.70 ± 0.20
(.028 ± .008)
3.20 ± 0.20
(.126 ± .008)
1.60 ± 0.20
(.063 ±. 008)
0.50 ± 0.20
(.020 ± .008)
0.70 ± 0.20
(.028 ± .008)
T
C
C
MM
(INCHES)
DIMENSIONS:
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EMEA: Tel: +36 88 885 877 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
*RoHSꢀDirectiveꢀ2015/863,ꢀMarꢀ31,ꢀ2015ꢀandꢀAnnex.
**ꢀBournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀ
andꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.ꢀꢀ
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.ꢀꢀ
Theꢀproductsꢀdescribedꢀhereinꢀandꢀthisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀasꢀsetꢀforthꢀonꢀtheꢀlastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀwww.bourns.com/docs/legal/disclaimer.pdf.
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