SinglFuse™ꢀSF-0402SxxxMꢀSeriesꢀFeatures
nꢀ Singleꢀblowꢀfuseꢀforꢀovercurrentꢀprotection
nꢀ 1005ꢀ(EIAꢀ0402)ꢀminiatureꢀfootprint
nꢀ Slowꢀblowꢀfuseꢀ(Fusingꢀtimeꢀ≤5ꢀsecondsꢀatꢀ250ꢀ%ꢀratedꢀcurrent)
nꢀ ULꢀ248-14ꢀlisted
nꢀꢀSurfaceꢀmountꢀpackagingꢀforꢀautomatedꢀassembly
nꢀ MultilayerꢀSMDꢀdesign
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
ꢀ
SF-0402SxxxMꢀSeriesꢀ-ꢀSlowꢀBlowꢀMultilayerꢀSurfaceꢀMountꢀFuses
Electrical Characteristics
Rated Current
Resistance
(Ω) Typ.***
Rated
Voltage
Breaking
Capacity
Typical
Model
Fusing Time
(Amps)
0.50
0.75
1.00
1.50
2.00
3.00
4.00
I2t (A2s) ****
SF-0402S050M-2
SF-0402S075M-2
SF-0402S100M-2
SF-0402S150M-2
SF-0402S200M-2
SF-0402S300M-2
SF-0402S400M-2
0.380
0.210
0.120
0.056
0.035
0.021
0.014
0.004
0.007
0.014
0.050
0.070
0.110
0.210
Open within 5
sec. at 250 %
rated current
DC 24 V
35 A
DC 24 V
*** Resistance value measured with ≤10 % rated current at 25 °C ambient.
2
****Melting I t calculated at 0.001 second pre-arcing time.
Reliability Testing
No.
Test
Requirement
DCR change ≤ ±10 %
No mechanical damage
Test Condition
Test Reference
MIL-STD-202
Method 210
MIL-STD-202
Method 208
MIL-STD-202
Method 107
MIL-STD-202
Method 106
MIL-STD-202
Method 101
MIL-STD-202
Method 204
MIL-STD-202
Method 213
Soldering heat
resistance
1
One dip at 260 °C for 60 seconds
One dip at 245 °C for 5 seconds
100 cycles between -65 °C and +125 °C
10 cycles
2
3
4
5
6
7
Solderability
Minimum 95 % coverage
DCR change ≤ ±10 %
No mechanical damage
DCR change ≤ ±15 %
No excessive corrosion
DCR change ≤ ±10 %
No excessive corrosion
DCR change ≤ ±10 %
No mechanical damage
Thermal shock
Moisture resistance
Salt spray
48 hour exposure, 5 % salt solution
0.4 inch D.A. or 30 G between
Mechanical vibration
Mechanical shock
5-3000 Hz
DCR change ≤ ±10 %
No mechanical damage
1500 G, 0.5 ms, half-sine shocks
80 % rated current (75 % for ≤1 A fuses)
for 2000 hours at ambient temperature
+20 °C ~ +30 °C
No electrical “opens” during testing.
Voltage drop change shall be less
than ±20 % of initial value.
Refer to STP
document
8
9
Life
Refer to STP
document
Terminal strength
No mechanical damage
0.5 Kg pushing force
Environmental Characteristics
Agency Recognition
Operating Temperature........................................... -55 °C to +125 °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 Classification (HBM)........................................................Class 6
UL File Number .................................................... E198545
http://www.ul.com/ Follow link to Online Certificates Directory,
then enter UL File No. E198545, or click here
*ꢀꢀꢀ RoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀꢀ
Asia-Pacific: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
ꢀ
Juneꢀ8,ꢀ2011.ꢀ
**ꢀ Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀꢀ
ꢀ
ꢀ
orꢀless;ꢀ(b)ꢀtheꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀandꢀꢀ
Chlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
“SinglFuse”ꢀisꢀaꢀtrademarkꢀofꢀBourns,ꢀInc.ꢀ
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀꢀ
applicationsꢀandꢀactualꢀdeviceꢀperformanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.