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RWFSC3U047R0FE

Description
Wirewound Resistors - SMD 47Ohms 2W 1% WW SMD
CategoryPassive components    The resistor    Wire wound resistor    Wire wound resistor, SMD   
File Size133KB,3 Pages
ManufacturerJohanson Dielectrics
Environmental Compliance
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Wirewound Resistors - SMD 47Ohms 2W 1% WW SMD

RWFSC3U047R0FE Parametric

Parameter NameAttribute value
MakerJohanson Dielectrics
Product CategoryWirewound Resistors - SMD
seriesRWF
EncapsulationCut Tape
EncapsulationMouseReel
EncapsulationReel
Features-
technologyWirewound
Installation stylePCB Mount
Factory packaging quantity250
r
esIsTor
w
Irewound
P
recIsIon
smT
rwf s
erIes
k
ey
F
eatureS
• Resistance from 0.005 to 50kOhms
• Precision, Flame Proof and Pulse Withstanding
• Tolerance to ± 0.01%
• High Power to 4 Watts
• Flame Resistant UL 94V-0
• Superior Surge Handling Capability
• High Temperature Rating up to 275º
• Low Temperature Coefficient to ± 20ppm/ºC
• Non-Inductive Windings available
a
pplicationS
p
roduct
S
ummary
PRODUCT
SERIES
(RWF)
C1
C2
C3
C4
C5
D1
D2
1
• Motor Control
• Braking Systems
POWER
RATING (W) DIELECTRIC
@ 70 ºC
STRENGTH TOLERANCE
0.5
1
2
3
4
1
2
500 VAC
± 0.1%
to
± 5%
1000 VAC
± 0.01%
to
± 5%
>10Ω : ± 20ppm/°C
1Ω to 10Ω : ±
50ppmºC
<1Ω : Call Factory
± 200ppm/°C
Call Factory For Lower
120
• Power Supplies
• Pressure Transducers
TEMPERATURE INSULATION
RANGE
RESISTANCE
RESISTANCE
RANGE (Ω)
1
0.01 to 400
0.005 to 3k
0.01 to 15k
0.01 to 25k
0.01 to 50k
0.005 to 0.05
0.005 to 0.07
TEMPERATURE
COEFFICIENT
- 55°C
to
+ 275°C
>1000
MOhms / Dry
For non-inductive windings, divide max resistance by 2
Power Derating Curve
Rated Power (%)
100
80
60
40
20
0
0
50
100
150
200
250
300
350
Maximum Working Voltage =
a
Vailable
o
ptionS
(Consult Factory)
Special Testing Requirements
Special Pulse Requirements
H
ow to
o
rder
RWF
RESISTOR
WIREWOUND SMT
Ambient Temperature (ºC)
N
WINDINGS
C4
PACKAGE CODE,
WATTS, RESISTANCE
C1, 0.5W, [0.01 to 400]Ω
C2, 1.0W, [0.005 to 3k]Ω
C3, 2.0W, [0.01 to 15k]Ω
C4, 3.0W, [0.01 to 25k] Ω
C5, 4.0W, [0.01 to 50k]Ω
D1, 1.0W, [0.005 to 0.05]Ω
D2, 2.0W, [0.005 to 0.07]Ω
U
TEMPERATURE COEFFICIENT
OF RESISTANCE (TCR)
U = ± 20ppm/ºC
Q= ± 50PPM/ºC
L = ± 200ppm/ºC
Z = special
380R0
RESISTANCE
B
TOLERANCE
E
PACKING
S = Standard
N = Non-
Inductive
For Tin/Lead coated leads, add “- Pb” to part number.
Standard Termination Finish: Electroless Tin
Example P/N: RWFNC4U380R0BE is Resistor Wirewound Precision SMT Non-Inductive, 3.0W, ±20ppm/°C, 380Ω, ±0.1%, embossed tape &
reel
0R038 = 0.038Ω
003K8 = 3.8KΩ
038K0 = 38.0KΩ
380K0 = 380.0KΩ
003M8 = 3.8M Ω
Letter denotes decimal place.
R = decimal., “K” 10
3
, “M” 10
6
Remaining 4 digits are
significant placeholders
T = ± 0.01%
Q = ± 0.02%
A = ± 0.05%
B = ± 0.1%
F = ± 1.0%
J = ± 5.0%
E = Embossed
Tape & Reel
34
www.johanson dielectrics.com
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