MF-USMF050-2 Bourns Inc., MF-USMF050-2 Datasheet

FUSE RESETTABLE .50A 13.2V SMD

MF-USMF050-2

Manufacturer Part Number
MF-USMF050-2
Description
FUSE RESETTABLE .50A 13.2V SMD
Manufacturer
Bourns Inc.
Series
MF-USMFr
Type
Fast Actingr
Datasheets

Specifications of MF-USMF050-2

R Min/max
0.180 ~ 0.900 Ohm
Voltage - Max
13.2V
Time To Trip
0.1s
Current - Hold (ih) (max)
500mA
Current - Trip (it)
1A
Current - Max
40A
Package / Case
1210 (3225 Metric)
Holding Current
500mA
Tripping Current
1A
Initial Resistance Max
0.9ohm
Operating Voltage
13.2V
Ptc Fuse Case
1210
Initial Resistance Min
0.18ohm
Length
3.22mm
Brand/series
MF-USMF Series
Current, Rating
40 A
Dimensions
0.135x0.11x0.033 "
Mounting Type
PCB
Primary Type
Resettable
Resistance, Dc
0.18 Ohms
Size
1210
Termination
SMT
Voltage, Rating
13.2 VDC
External Depth
0.8mm
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-USMF050-2TR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MF-USMF050-2
Manufacturer:
Littelfuse
Quantity:
40 000
Part Number:
MF-USMF050-2
0
Part Number:
MF-USMF050-2-M7
Manufacturer:
BOURNS
Quantity:
6 150
*** CSA approval pending.
Operating Temperature ......................................... -40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State .................................................... 125 °C
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
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-USMF005
MF-USMF010
MF-USMF020
MF-USMF035
MF-USMF050
MF-USMF075
MF-USMF110
MF-USMF150
MF-USMF175X***
Environmental Characteristics
Test Procedures And Requirements For Model MF-USMF Series
Electrical Characteristics
Model
V max.
Volts
**To be considered halogen free, each homogenous material can have a maximum concentration of 900 ppm of either bromine or chlorine.
13.2
30
30
30
6
6
6
6
6
I max.
Amps
10
10
10
40
40
40
40
40
40
Condition A
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
MF-USMF Series - PTC Resettable Fuses
Fast tripping resettable circuit protection
Surface mount packaging for automated
assembly
Small footprint size (1210)
RoHS compliant* and halogen free**
Agency recognition*
I hold
Hold
0.05
0.10
0.20
0.35
0.50
0.75
1.10
1.50
1.75
Amperes
at 23 °C
0.15
0.30
0.40
0.75
1.00
1.50
2.20
3.00
3.50
I trip
Trip
Customers should verify actual device performance in their specifi c applications.
R Min.
2.800
0.800
0.400
0.200
0.180
0.070
0.050
0.030
0.020
Resistance
at 23 °C
Ohms
R 1Max.
50.000
15.000
5.000
1.300
0.900
0.450
0.210
0.110
0.090
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Applications
Accept/Reject Criteria
Game consoles
PC motherboards
USB port protection - USB 2.0, 3.0 & OTG
HDMI 1.4 Source protection
IEEE 1394 ports
Mobile phones
Digital cameras
Amperes
at 23 °C
Specifi cations are subject to change without notice.
0.25
0.50
8.00
8.00
8.00
8.00
5.00
5.00
8.00
Max. Time
To Trip
Seconds
at 23 °C
1.50
0.60
0.02
0.20
0.10
0.10
1.00
5.00
1.00
Dissipation
at 23 °C
Tripped
Power
Watts
Typ.
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.7

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MF-USMF050-2 Summary of contents

Page 1

... Vibration ............................................................... MIL-STD-883C, Method 2007.1, .......................... No change Test Procedures And Requirements For Model MF-USMF 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 ...

Page 2

... MF-USMF Series - PTC Resettable Fuses Product Dimensions Model Min. 3.00 MF-USMF005 (0.118) 3.00 MF-USMF010 (0.118) 3.00 MF-USMF020 (0.118) 3.00 MF-USMF035 (0.118) 3.00 MF-USMF050 (0.118) 3.00 MF-USMF075 (0.118) 3.00 MF-USMF110 (0.118) 3.00 MF-USMF150 (0.118) 3.00 MF-USMF175X (0.118) Packaging: 3000 pcs. per reel. ...

Page 3

... How to Order MF - USMF 010 Multifuse ® Product Designator Series USMF = 1210 Surface Mount Component Hold Current, Ihold 005-175 (0.05-1.75 Amps) Multifuse ® freeXpansion ™ Design Packaging ...

Page 4

... MF-USMF 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 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications MF-USMF Series per EIA 481-2 8.0 ± ...

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