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FW50A Arkusz danych(PDF) 1 Page - Bourns Electronic Solutions

Numer części FW50A
Szczegółowy opis  Fusible Power Resistors
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Producent  BOURNS [Bourns Electronic Solutions]
Strona internetowa  http://www.bourns.com
Logo BOURNS - Bourns Electronic Solutions

FW50A Arkusz danych(HTML) 1 Page - Bourns Electronic Solutions

  FW50A Datasheet HTML 1Page - Bourns Electronic Solutions FW50A Datasheet HTML 2Page - Bourns Electronic Solutions FW50A Datasheet HTML 3Page - Bourns Electronic Solutions FW50A Datasheet HTML 4Page - Bourns Electronic Solutions  
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Features
n
Fusesat120Vor240V
n
E24resistancevalues
n
RoHScompliant*
n
UL1412recognized
n
CoatingmaterialmeetsUL94V-0
requirements
Applications
n
Whitegoods
n
Inverters
n
Lighting
n
Metering
FWxxASeriesFusiblePowerResistors
*RoHSDirective2002/95/ECJan.27,2003includingannexandRoHSRecast2011/65/EUJune8,2011.
Specificationsaresubjecttochangewithoutnotice.
Thedevicecharacteristicsandparametersinthisdatasheetcananddovaryindifferentapplicationsandactualdevice
performancemayvaryovertime.
Usersshouldverifyactualdeviceperformanceintheirspecificapplications.
DIMENSIONS:
MM
(INCHES)
Electrical Characteristics
Characteristic
FW Series
Power
1, 2, 3, 5, 7** W
Resistance Range
4.7 ohms to 100 ohms (E24 values)
UL 1412 Recognized Resistance Range
4.7 ohms to 47 ohms
Tolerance
5 %
TemperatureCoefficient
±200PPM/°C
OperatingTemperatureRange
-55°Cto+155°C
MaximumVoltage
P*R
Fusing Point
See Fusing Performance Chart
Fusing Time
See Fusing Performance Chart
Product Dimensions
General Introduction
TheFWxxASeriesofaxialleadedwirewoundresistorsisdesignedtofuseunderabnormalconditionssuchassuddensurgesin
voltage or circuit malfunctions. The resistor will fuse upon application of 120 or 240 voltages.
Theresistorwillfusesafelyif120or240Visapplied.Thetimetofusedependsonthe
resistance value.
**7W=240Vaconly.
Materials
Resistor ............... Wire wound around a
ceramic core
Lead Wire ........................Tinned copper
Housing ..........................Insulated resin
CoatingMaterial ...........MeetsUL94V-0
requirements
Agency Recognition
Description
UL 1412
FileNumber:E349323
HL
D
d
(DIA.)
H
63.0 ± 2.0
(2.5 ± 0.08)
10.0 ± 0.5
(0.39 ± 0.02)
75.0 ± 2.0
(2.95 ± 0.08)
6.0 ± 1.0
(0.24 ± 0.04)
Model
Dimensions
D
(Max.)
L
(Max.)
H
d
FW10A(1W)
5.0
(.197)
12
(.472)
28±3.0
(1.102±.118)
0.55±0.05
(.022±.002)
FW20A(2W)
6.0
(.236)
12
(.472)
28±3.0
(1.102±.118)
0.65±0.05
(.026±.002)
FW30A(3W)
6.5
(.256)
16
(.630)
28±3.0
(1.102±.118)
0.75±0.05
(.030±.002)
FW50A(5W)
7.5
(.295)
18
(.709)
28±3.0
(1.102±.118)
0.75±0.05
(.030±.002)
FW70A(7W)
9.5
(.374)
26
(1.024)
38±3.0
(1.496±.118)
0.75±0.05
(.030±.002)
How to Order
FW 10 A 7R50 J A
Model
FW=Fusible
Wirewound
Rated Power
10 = 1.0 Watts
20 = 2.0 Watts
30 = 3.0 Watts
50 = 5.0 Watts
70 = 7.0 Watts
Pin Style
A=Axial
Resistance Code
•R<100ohms:
“R” represents decimal point
(examples:7R50=7.5ohms)
•R≥100ohms:
Firstthreedigitsaresignificant,
fourthdigitrepresentsnumberof
zeros to follow
(example:1000=100ohms)
Resistance Tolerance
J=±5%
Packaging
A=AmmoPack
•1,000pcs./box:FW10,FW20,FW30
•500pcs./box:FW50,FW70
Resistance
Value
(Ohms)
Resistance
Code
4.7
4R70
5.1
5R10
5.6
5R60
6.2
6R20
6.8
6R80
Popular Values
Resistance
Value
(Ohms)
Resistance
Code
7.5
7R50
8.2
8R20
9.1
9R10
10.0
10R0


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