Features
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀThisꢀMF-PSMLꢀseriesꢀisꢀcurrentlyꢀꢀ
nꢀ Smallꢀfootprintꢀsizeꢀ(0805)ꢀandꢀlowꢀprofileꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀavailable,ꢀalthoughꢀnotꢀrecommendedꢀꢀ
ꢀ
forꢀnewꢀdesigns.ꢀTheꢀenhancedꢀ
ꢀ
forꢀspace-constrainedꢀmobileꢀapplications
MF-PSML/XꢀSeriesꢀisꢀrecommendedꢀforꢀnewꢀ
designs.ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ
nꢀ Ultra-lowꢀresistance
nꢀ Symmetricalꢀdesign
nꢀ Surfaceꢀmountꢀpackagingꢀforꢀautomatedꢀꢀ
ꢀ
assembly
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
nꢀ Agencyꢀrecognition:
MF-PSML Series - Low Ohmic PTC Resettable Fuses
Electrical Characteristics
Tripped
Max. Time
to Trip
Agency
Recognition
I
I
Resistance
Power
hold
trip
Dissipation
V
I
max
max
Model
at 23 °C
Ohms
at 23 °C
Watts
at 23 °C
at 23 °C
cUL
TÜV
E174545 R50302873
Volts
Amps
50
50
50
50
50
50
50
50
Amps
R
R
Amps Seconds
Typ.
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
Min
1Max
MF-PSML075
MF-PSML110
MF-PSML150
MF-PSML175
MF-PSML200
MF-PSML260
MF-PSML300
MF-PSML350
6
6
6
6
6
6
6
6
0.75
1.5
1.8
3.0
3.5
4.0
5.0
6.0
7.0
0.020
0.0175
0.015
0.005
0.005
0.003
0.003
0.003
0.300
0.130
0.065
0.055
0.045
0.035
0.030
0.025
8.0
8.0
8.0
8.0
8.0
8.0
8.0
8.0
0.2
0.3
0.5
0.6
1.0
4.0
5.0
5.0
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
1.10
1.50
1.75
2.00
2.60
3.00
3.50
Environmental Characteristics
Item
Condition
-40 °C to +85 °C
Criteria
Operating Temperature
Before Opening
After Opening
+40 °C max. / 70 % R.H. max.
+40 °C max. / 10 % R.H. max.
Storage Condition
Consumption within 4 weeks at floor condition
+30 °C max. / 60 % RH max.
Floor Condition After Opening
Passive Aging
+85 °C, 1000 hours
±10 % typical resistance change
±15 % typical resistance change
±30 % typical resistance change
No change (marking still legible)
Humidity Aging
+85 °C, 85 % R.H. 100 hours
-40 °C to +85 °C, 20 times
MIL-STD-202, Method 215
MIL-STD-883C, Method 2007.1 Condition A
See Note
Thermal Shock
Solvent Resistance
Vibration
No change (R
< R < R
)
min
1max
Moisture Sensitivity Level (MSL)
ESD Classification
Class 6 (per AEC-Q200-2, HBM)
Test Procedures and Requirements
Item
Test Condition
Accept/Reject Criteria
Per MF physical description
≤ R ≤ R
Visual/Mechanical
Resistance
Verify dimensions and materials
In still air @ 23 °C
R
min
max
Time to Trip
Hold Current
Trip Cycle Life
Trip Endurance
Solderability
At specified current, V
, 23 °C, still air
T ≤ max. time to trip (seconds)
max
, still air
30 min. at I
No trip
hold
V
V
, I
, 100 cycles
No arcing or burning
No arcing or burning
95 % min. coverage
max max
, I
max max
, 48 hours
245 °C ±5 °C, 5 seconds
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.