n Single blow fuse for overcurrent protection
n 1005 (EIA 0402) miniature footprint
n Fast-acting precision fuse
n UL 248-14 listed
n RoHS compliant* and halogen free**
n Thin film chip design
n Surface mount packaging for automated assembly
Electrical Characteristics
SF-0402FPxxxF Series - Fast Acting Precision Surface Mount Fuses
Model
Rated Current
(Amps)
Fusing Time
Resistance
(Ω) Typ.***
Rated
Voltage
Interrupting
Rating
Typical
I
2
t (A
2
s) ****
SF-0402FP020F 0.20
Open within 5 sec. at
300 % rated current
0.60
DC 35 V
DC 35 V
35 A
0.0017
SF-0402FP025F 0.25 0.33 0.0035
SF-0402FP0375F 0.375
Open within 5 sec. at
200 % rated current
0.24 0.0036
SF-0402FP050F 0.50 0.16 0.0060
SF-0402FP075F 0.75 0.10 0.0120
SF-0402FP100F 1.00 0.073 0.024
SF-0402FP125F 1.25 0.054 0.045
SF-0402FP150F 1.50 0.040 0.081
SF-0402FP175F 1.75 0.034 0.092
SF-0402FP200F 2.00 0.031 0.120
SF-0402FP250F 2.50 0.018 0.220
SF-0402FP300F 3.00 0.015 0.270
SF-0402FP350F 3.50 0.012 0.340
SF-0402FP400F 4.00 0.011 0.360
SF-0402FP500F 5.00 0.009 0.550
Reliability Testing
SinglFuse
™
SF-0402FPxxxF Series Features
*** Resistancevaluemeasuredwith≤10%ratedcurrentat25°Cambient.Tolerance±25%.
**** Melting I
2
tcalculatedat0.001secondpre-arcingtime.
No. Test Requirement Test Condition Test Reference
1 Bending
≤1A:DCRchange≤±10%
>1A:DCRchange≤±20%
2 mm
RefertoSTPdoc-
ument
2 Solderability Minimum95%coverage Onedipat255°Cfor5seconds
MIL-STD-202
Method208
3 Thermalshock
DCRchange≤±10%
Nomechanicaldamage
100cyclesbetween-55°Cand+125°C
MIL-STD-202
Method107
4 Moistureresistance
DCRchange≤±10%
Noexcessivecorrosion
10cycles
MIL-STD-202
Method106
5 Saltspray
DCRchange≤±10%
Noexcessivecorrosion
48hourexposure,5%saltsolution
MIL-STD-202
Method101
6 Mechanicalvibration
DCRchange≤±10%
Nomechanicaldamage
0.4inchD.A.or30Gbetween
5-3000 Hz
MIL-STD-202
Method204
7 Mechanicalshock
DCRchange≤±10%
Nomechanicaldamage
1500G,0.5ms,half-sineshocks
MIL-STD-202
Method213
8 Life
Noelectrical“opens”duringtesting
Voltagedropchangeshallbelessthan
±10%ofinitialvalue
75%ratedcurrentfor2000hoursat
ambienttemperaturebetween
+20°Cand+30°C
RefertoSTPdoc-
ument
I
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl)
content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
“SinglFuse” is a trademark of Bourns, Inc.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page
of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
SF-0402FPxxxF Series - Fast Acting Precision Surface Mount Fuses
SinglFuse
™
SF-0402FPxxxF Series Applications
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
How to Order
SF - 0402 FP 050 F - 2
SinglFuse™
ProductDesignator
SMDFootprint
0402 = 1005 (EIA 0402) size
FuseBlowType
FP=Fastactingprecision
Rated Current
020 ~ 500 (200 mA ~ 5.00 A)
StructureType
F=Thinlm
PackagingType
-2=Tape&Reel
Typical Part Marking
Representstotalcontent.Layoutmay
vary.
Packaging Quantity
20,000piecesper7-inchreel
Construction
OperatingTemperature .................................................................................... -55°Cto+90°C
StorageConditions
Temperature ................................................................................................+5°Cto+35°C
Humidity...........................................................................................................40%to75%
Shelf Life........................................................................... 2yearsfrommanufacturingdate
MoistureSensitivityLevel ........................................................................................................ 1
ESDClassication(HBM).............................................................................................. Class 6
Environmental Characteristics
Product Dimensions
Recommended Pad Layout
1.0 ± 0.10
(.039 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.70
(.027)
0.30 ± 0.10
(.012 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.33 ± 0.10
(.013 ± .004)
0.51 ± 0.10
(.020 ± .004)
1.60
(.063)
0.40
(.016)
1.0 ± 0.10
(.039 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.70
(.027)
0.30 ± 0.10
(.012 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.33 ± 0.10
(.013 ± .004)
0.51 ± 0.10
(.020 ± .004)
1.60
(.063)
0.40
(.016)
1.0 ± 0.10
(.039 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.70
(.027)
0.30 ± 0.10
(.012 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.30 ± 0.10
(.012 ± .004)
0.33 ± 0.10
(.013 ± .004)
0.51 ± 0.10
(.020 ± .004)
1.60
(.063)
0.40
(.016)
Current Rating Thermal Derating Curve
140
120
100
80
60
40
20
0
DERATING (%)
-60 -40 -20 020406080 100
MAXIMUM OPERATING TEMPERATURE (°C)
PCB
CuNi/Sn
EPOXY
Cu/Sn
n Portable memory
n LCD monitors
n Disk drives
n PDAs
n Digital cameras
n MP3 players
n Cell phones
n Rechargeable battery packs
n Battery chargers
n Set-top boxes
n Industrial controllers
n Battery Management Systems (BMS)
n LED lighting
n Power tools
DIMENSIONS:
MM
(INCHES)
ULFileNumber ............................ E198545
Agency Recognition
= 0.200
= 0.250
= 0.375
= 0.500
= 0.750
RATED CURRENT (A)
= 1.00
= 1.25
= 1.50
= 1.75
= 2.00
= 2.50
= 3.00
= 3.50
= 4.00
= 5.00