MF-LSMF30024X [BOURNS]
PTC Resettable Fuses;
| 型号： | MF-LSMF30024X |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | PTC Resettable Fuses |
| 文件： | 总4页 (文件大小：294K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
■ High power ratings
■ Surface mount packaging for automated
assembly
■ Compliant with AEC-Q200 Rev-C- Stress
Test Qualification for Passive Components
in Automotive Applications
■ Agency recognition:
■ Standard 7555 mm (2920 mils) footprint
■ Low profile
■ Compatible with Pb and Pb-free solder
reflow profiles
■ RoHS compliant* and halogen free**
MF-LSMF Series - PTC Resettable Fuses
Electrical Characteristics
Model***
Tripped
Power
Max. Time
I
I
Resistance
hold
trip
To Trip
Dissipation
V max.
Volts
I max.
Amps
Amperes
at 23 °C
Ohms
at 23 °C
R
Amperes Seconds
Watts
at 23 °C
at 23 °C
at 23 °C
R
Hoꢂd
Trip
3.70
5.20
5.00
5.20
Tꢁp.
1.5
Min.
1Max.
MF-LSMF185/33X
MF-LSMF260X
MF-LSMF300X
33.0
24.0
6.0
40
20
40
20
1.85
2.60
3.00
3.00
0.045
0.020
0.015
0.020
0.150
0.075
0.048
0.075
8.0
8.0
8.0
8.0
2.50
5.00
20.00
5.00
1.5
1.5
1.5
MF-LSMF300/24X
24.0
®
™
*** Features Muꢂtifuse Free Xpansion Design for MF-LSMF Series.
Environmental Characteristics
Operating Temperature......................................... -40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State .................................................... 125 °C
Passive Aging....................................................... +85 °C, 1000 hours............................................... 5 ꢀ tꢁpicaꢂ resistance change
Humiditꢁ Aging...................................................... +85 °C, 85 ꢀ R.H. 1000 hours ............................. 5 ꢀ tꢁpicaꢂ resistance change
Thermaꢂ Shock ..................................................... +85 °C to -40 °C, 20 times.................................... 10 ꢀ tꢁpicaꢂ resistance change
Soꢂvent Resistance............................................... MIL-STD-202, Method 215 ................................... No change
Vibration ............................................................... MIL-STD-883C, Method 2007.1,........................... No change
Condition A
Test Procedures And Requirements For Model MF-LSMF Series
Test
Test Conditions
Accept/Reject Criteria
Visuaꢂ/Mech.......................................................... Verifꢁ dimensions and materiaꢂs........................... Per MF phꢁsicaꢂ description
Resistance............................................................ In stiꢂꢂ air @ 23 °C................................................. Rmin ≤ R ≤ R1max
Time to Trip........................................................... At specified current, Vmax, 23 °C......................... T ≤ max. time to trip (seconds)
Hoꢂd Current......................................................... 30 min. at Ihoꢂd ..................................................... No trip
Trip Cꢁcꢂe Life....................................................... Vmax, Imax, 100 cꢁcꢂes........................................ No arcing or burning
Trip Endurance..................................................... Vmax, 48 hours..................................................... No arcing or burning
Soꢂderabiꢂitꢁ.......................................................... ANSI/J-STD-002................................................... 95 ꢀ min. coverage
UL Fiꢂe Number .................................................... E174545
http://www.uꢂ.com/ Foꢂꢂow ꢂink to Certifications, then UL Fiꢂe No., enter E174545
TÜV Certificate Number ....................................... R 50256634
http://www.tuvdotcom.com/ Foꢂꢂow ꢂink to “Certificate Search”, enter 50256634
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**Bourns is using the definition that appears to be the prevalent definition used as the industry standard at this time. The Bourns definition of “halogen-free” is:
Bromine (Br) content: ≤ 900 ppm; Chlorine (Cl) content: ≤ 900 ppm; Total Br + Cl content: ≤1500 ppm.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Applications
■ Automotive electronics
■ Industrial controls
■ IEEE ports
■ Portable electronics
MF-LSMF Series - PTC Resettable Fuses
Product Dimensions
A
B
C
D
E
Model
Min.
6.73
Max.
7.98
Min.
4.80
Max.
5.44
Min.
0.75
Max.
1.60
Min.
Min.
0.25
Max.
2.00
0.30
MF-LSMF185/33X
MF-LSMF260X
MF-LSMF300X
MF-LSMF300/24X
(0.265)
6.73
(0.312)
7.98
(0.189)
4.80
(0.214)
5.44
(0.030)
0.75
(0.063)
1.60
(0.012)
0.30
(.010)
0.25
(.079)
2.00
(0.265)
6.73
(0.312)
7.98
(0.189)
4.80
(0.214)
5.44
(0.030)
(0.063)
(0.012)
0.30
(.010)
0.25
(.079)
2.00
0.35
0.85
(0.014)
(0.033)
(0.265)
6.73
(0.312)
7.98
(0.189)
4.80
(0.214)
5.44
(0.012)
0.30
(.010)
0.25
(.079)
2.00
0.75
1.60
(0.265)
(0.312)
(0.189)
(0.214)
(0.030)
(0.063)
(0.012)
(.010)
(.079)
MM
(INCHES)
Packaging: 3000 pcs. per reel.
DIMENSIONS:
Top View
Bottom View
Side View
Recommended Pad Layout
Terminal material:
A
C
Electroless Ni under immersion Au
9
Termination pad solderability:
Standard Au finish:
5.3 ꢀ.ꢁꢀ
(.2ꢀ9 .ꢀꢀ0)
B
Meets ANSI/J-STD-002 Category 2.
X
Recommended Storage:
2.ꢀ ꢀ.ꢀ5
(.ꢀ79 .ꢀꢀ2)
0.6 ꢀ.ꢁꢀ
(.ꢁ8ꢁ .ꢀꢀ0)
40 °C max./70 % RH max.
D
E
Typical Time to Trip at 23 ˚C
100
The Time to Trip curves represent typical performance
of a device in a simulated application environment.
Actual performance in specific customer applications
may differ from these values due to the influence of
other variables.
MF-LSMF260X
10
MF-LSMF185/33X
1
MF-LSMF300/24X
MF-LSMF300X
0.1
0.01
1
10
100
Fault Current (Amps)
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
MF-LSMF Series - PTC Resettable Fuses
Thermal Derating Chart - I
hold
(Amps)
Ambient Operating Temperature
Model
MF-LSMF185/33X
-40 ˚C
2.80
-20 ˚C
2.47
0 ˚C
2.17
23 ˚C
40 ˚C
50 ˚C
60 ˚C
1.22
70 ˚C
1.07
85 ˚C
0.85
1.85
1.54
1.39
MF-LSMF260X
MF-LSMF300X
MF-LSMF300/24X
3.75
4.53
4.00
3.35
4.02
3.55
3.00
3.51
3.20
2.60
3.00
3.00
2.35
2.52
2.50
2.15
2.26
2.25
2.05
1.99
2.15
1.80
1.75
1.85
1.30
1.34
1.50
Solder Reflow Recommendations
How to Order
MF - LSMF 185/33X - 2
Preheating
Soldering
Cooling
300
®
Multifuse Product
Designator
Series
250
200
150
100
50
LSMF = 7555 mm (2920 mils)
Surface Mount Component
Hold Current, Ihold
185-300 (1.85 Amps - 3.00 Amps)
Higher Voltage Option
/24 = 24 Volt Rated
/33 = 33 Volt Rated
®
™
X = Multifuse freeXpansion Design
MF-LSMF Series
Packaging
Packaged per EIA 481-1
-2 = Tape and Reel
0
160–220
10–20
120
Time (seconds)
Typical Part Marking
Represents total content. Layout may vary.
Notes:
•
•
•
MF-LSMF models cannot be wave soldered. Please contact Bourns for hand soldering
recommendations.
PART IDENTIFICATION EXAMPLES:
MF-LSMF185/33X = 9
MF-LSMF260X = E
If reflow temperatures exceed the recommended profile, devices may not meet the performance
requirements.
Compatible with Pb and Pb-free solder reflow profiles.
MF-LSMF300X = F
MF-LSMF300/24X = J
E
BI-WEEKLY DATE CODE:
WEEKS 47-48 = X
X
MF-LSMF SERIES, REV. B, 07/13
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
MF-LSMF Series Tape and Reel Specifications
™
NOTE: Effective December 1, 2010 (product date code “X”), the cover tape was changed to the new 3M Universal Cover Tape (UCT).
MF-LSMF185/33X, MF-LSMF260X,
MF-LSMF300X
per EIA 481-2
16.0 0.ꢀ0
(0.6ꢀ0 0.01ꢁ2
4.0 0.10
(0.157 0.0042
8.0 0.10
(0.ꢀ15 0.0042
ꢁ.0 0.05
(0.079 0.00ꢁ2
5.74 0.10
(0.ꢁꢁ6 0.0042
8.0ꢁ 0.10
(0.ꢀ16 0.0042
1ꢁ.1
MF-LSMF300/24X
per EIA 481-2
16.0 0.ꢀ0
(0.6ꢀ0 0.01ꢁ2
4.0 0.10
(0.157 0.0042
8.0 0.10
(0.ꢀ15 0.0042
ꢁ.0 0.05
(0.079 0.00ꢁ2
5.70 0.10
(0.ꢁꢁ4 0.0042
8.10 0.10
(0.ꢀ19 0.0042
1ꢁ.1
Tape Dimensions
W
P
P
P
A
B
B
0
1
ꢁ
0
0
1
max.
min.
(0.4762
(0.4762
1.5 + 0.10/-0.0
(0.059 + 0.004/-02
7.5 0.05
(0.ꢁ95 0.00ꢁ2
1.75 0.10
(0.069 0.0042
14.ꢁ5
1.5 + 0.10/-0.0
(0.059 + 0.004/-02
7.5 0.05
(0.ꢁ95 0.00ꢁ2
1.75 0.10
(0.069 0.0042
14.ꢁ5
D
F
0
E
E
1
ꢁ
(0.5612
(0.5612
0.6
0.6
T max.
max.
(0.0ꢁ42
(0.0ꢁ42
0.1
0.1
T
1
(0.0042
(0.0042
0.91 0.10
(0.0ꢀ6 0.0042
ꢀ90
1.70 0.10
(0.067 0.0042
ꢀ90
K
0
Leader min.
Trailer min.
Reel Dimensions
A max.
(15.ꢀ52
(15.ꢀ52
160
160
(6.ꢀ02
(6.ꢀ02
ꢀꢀ1
(1ꢀ.0ꢀ2
ꢀꢀ1
(1ꢀ.0ꢀ2
50
50
N min.
(1.972
(1.972
16.4 + ꢁ.0/-0.0
(0.646 + 0.079/-0.02
ꢁꢁ.4
16.4 + ꢁ.0/-0.0
(0.646 + 0.079/-0.02
ꢁꢁ.4
W
1
ꢁ
W
max.
(0.88ꢁ2
(0.88ꢁ2
MM
(INCHES)
DIMENSIONS:
P
0
T
D
0
P
2
E
1
W (MEASURED
2
AT HUB)
COVER
TAPE
F
A
N(HUB DIA.)
E
2
W
B
1
B
0
W
(MEASURED
AT HUB)
1
P
1
K
T
0
1
A
0
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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