MF-SMDF050-2 Bourns Inc., MF-SMDF050-2 Datasheet
MF-SMDF050-2
Manufacturer Part Number
MF-SMDF050-2
Description
PTC RESETTABLE .55A 60V 2018
Manufacturer
Bourns Inc.
Series
MF-SMDFr
Type
PTC Resettable Fusesr
Specifications of MF-SMDF050-2
Package / Case
2018
R Min/max
0.200 ~ 1.000 Ohm
Voltage - Max
60V
Time To Trip
3s
Current - Hold (ih) (max)
550mA
Current - Trip (it)
1.2A
Current - Max
10A
Hold Current
0.55 Amp
Trip Current
1.2 Amps
Current Rating (max)
10 Amps
Resistance
0.95 Ohms
Maximum Voltage
60 VoltsDC
Termination Style
SMD/SMT
Mounting Style
SMD/SMT
Current Rating
10 Amps
Dimensions
5.44 mm L x 4.93 mm W x 1.09 mm H
Operating Temperature Range
- 40 C to + 85 C
Brand/series
MF-SMDF Series
Current, Rating
10 A
Mounting Type
PCB
Primary Type
Resettable
Resistance, Dc
0.2 Ohms
Size
2018
Termination
SMT
Voltage, Rating
60 VDC
Holding Current
550mA
Tripping Current
1.2A
Initial Resistance Max
1ohm
Operating Voltage
60V
Ptc Fuse Case
2018
External Depth
0.94mm
Initial Resistance Min
0.2ohm
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
MF-SMDF050-2TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MF-SMDF050-2
Manufacturer:
Bourns Inc.
Quantity:
32 291
*** UL approved, TÜV pending.
****Agency approval pending.
Operating Temperature ......................................... -40 °C to +85 °C
Maximum Device Surface Temperature
Passive Aging ....................................................... +85 °C, 1000 hours ............................................... ±5 % typical resistance change
Humidity Aging ..................................................... +85 °C, 85 % R.H. 1000 hours ............................. ±5 % typical resistance change
Thermal Shock ..................................................... +85 °C to -40 °C, 20 times ................................... ±10 % typical resistance change
Solvent Resistance ............................................... MIL-STD-202, Method 215 ................................... No change
Vibration ............................................................... MIL-STD-883C, Method 2007.1, .......................... No change
.............................................................................. Condition A
Test
Visual/Mech. ......................................................... Verify dimensions and materials ........................... Per MF physical description
Resistance ............................................................ In still air @ 23 °C .................................................. Rmin ≤ R ≤ R1max
Time to Trip ........................................................... At specifi ed current, Vmax, 23 °C ........................ T ≤ max. time to trip (seconds)
Hold Current ......................................................... 30 min. at Ihold ..................................................... No trip
Trip Cycle Life ....................................................... Vmax, Imax, 100 cycles ........................................ No arcing or burning
Trip Endurance ..................................................... Vmax, 48 hours ..................................................... No arcing or burning
Solderability .......................................................... ANSI/J-STD-002 ................................................... 95 % min. coverage
UL File Number .................................................... E174545
CSA File Number .................................................. CA110338
TÜV Certifi cate Number ....................................... R 02057213
MF-SMDF050
MF-SMDF150***
MF-SMDF200****
Environmental Characteristics
Test Procedures And Requirements For Model MF-SMDF Series
MF-SMDF050
MF-SMDF150
MF-SMDF200
in Tripped State ................................................. 125 °C
Thermal Derating Chart - I hold /I trip (Amps)
Electrical Characteristics
Model
Model
0.87 / 1.90
2.38 / 4.76
2.95 / 5.90
-40 °C
V max.
Volts
60
15
10
0.77 / 1.68
2.10 / 4.20
2.65 / 5.30
**To be considered halogen free, each homogenous material can have a maximum concentration of 900 ppm of either bromine or chlorine.
-20 °C
I max.
Amps
10
40
40
0.67 / 1.46
1.82 / 3.64
2.35 / 4.70
I hold
Hold
Test Conditions
http://www.ul.com/ Follow link to Certifi cations, then UL File No., enter E174545
http://directories.csa-international.org/ Under “Certifi cation Record” and “File Number”
enter 110338-0-000
http://www.tuvdotcom.com/ Follow link to “other certifi cates”, enter File No. 2057213
Features
■
■
■
■
■
■
■
0.55
MF-SMDF Series - PTC Resettable Fuses
1.5
2.0
0 °C
Very low profi le
Very fast tripping time
High voltage
RoHS compliant* and halogen free**
Symmetrical
2018 footprint
Agency recognition:
Amperes
at 23 °C
0.55 / 1.20
1.50 / 3.00
2.00 / 4.00
I trip
1.20
3.00
4.00
Ambient Operating Temperature
Trip
23 °C
0.46 / 1.00
1.27 / 2.54
1.74 / 3.48
R Min.
0.200
0.05
0.03
40 °C
Resistance
Customers should verify actual device performance in their specifi c applications.
at 23 °C
Ohms
R 1Max.
0.41 / 0.89
1.13 / 2.26
1.59 / 3.18
0.100
0.17
1.0
50 °C
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Applications
■
■
■
Accept/Reject Criteria
Power Over Ethernet (IEEE 802.3 af) port
protection
Automotive electronic control module
protection
Telecom equipment low voltage
protection
Amperes
at 23 °C
0.36 / 0.79
0.99 / 1.98
1.44 / 2.88
Specifi cations are subject to change without notice.
2.5
8.0
8.0
60 °C
Max. Time
To Trip
Seconds
at 23 °C
0.31 / 0.68
0.85 / 1.70
1.29 / 2.58
2.40
3.0
0.8
70 °C
Dissipation
at 23 °C
Tripped
0.23 / 0.50
0.64 / 1.28
1.06 / 2.12
Power
Watts
Typ.
0.9
1.1
1.1
85 °C
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MF-SMDF050-2 Summary of contents
Page 1
... Condition A Test Procedures And Requirements For Model MF-SMDF Series Test Visual/Mech. ......................................................... Verify dimensions and materials ........................... Per MF physical description Resistance ............................................................ In still air @ 23 °C .................................................. Rmin ≤ R ≤ R1max Time to Trip ........................................................... At specifi ed current, Vmax, 23 °C ........................ T ≤ max. time to trip (seconds) Hold Current ......................................................... 30 min. at Ihold ..................................................... No trip Trip Cycle Life ...
Page 2
... MF-SMDF Series - PTC Resettable Fuses Product Dimensions A Model Min. 4.72 MF-SMDF050 (0.186) 4.72 MF-SMDF150 (0.186) 4.72 MF-SMDF200 (0.186) Packaging: 6000 pcs. per reel. Top and Bottom View Side View Typical Time to Trip at 23 ˚C 100 10 MF-SMDF050 1 0.1 0.01 0.001 0.1 1 Fault Current (Amps) B Max ...
Page 3
... Time (seconds) Notes: • MF-SMDF models cannot be wave soldered. Please contact Bourns for hand soldering recommendations. • If refl ow temperatures exceed the recommended profi le, devices may not meet the performance requirements. • Compatible with Pb and Pb-free solder refl ow profi les. ...
Page 4
... MF-SMDF Series Tape and Reel Specifications Tape Dimensions max min. T max max Leader min. Trailer min. Reel Dimensions A max. N min max COVER TAPE Customers should verify actual device performance in their specific applications. MF-SMDF Series per EIA 481-2 16.0 ± 0.3 (0.630 ± 0.012) 4.0 ± ...