Features
■ Low profile
■ RoHS compliant* and halogen free**
■ Agency recognition:
■ Compliant with AEC-Q200 Rev-C Stress
Test Qualification for Passive Components
in Automotive Applications
■ Compact design to save board space -
1206 footprint
■ Small size results in very fast time to react
to fault events
■ Symmetrical design
MF-NSMF Series - PTC Resettable Fuses
Electrical Characteristics
Tripped
Power
Max. Time
I
I
Resistance
hold
trip
To Trip
Dissipation
V max.
I max.
Amps
Model
Volts
Amperes
Ohms
Amperes
Seconds
at 23 °C
Watts
at 23 °C
at 23 °C
Min.
at 23 °C
at 23 °C
R
R
Hoꢂd
Trip
0.29
0.46
0.40
0.75
0.75
1.00
1.50
2.20
3.00
3.00
4.00
Tꢁp.
0.4
0.6
0.6
0.6
0.6
0.4
0.4
0.6
0.6
1.0
0.7
1Max.
8.50
2.60
3.30
1.20
1.40
0.70
0.40
0.20
0.13
0.11
MF-NSMF012
MF-NSMF020
MF-NSMF020X***
MF-NSMF035
MF-NSMF035X****
MF-NSMF050
MF-NSMF075
MF-NSMF110
MF-NSMF150
MF-NSMF150D
MF-NSMF200
30.0
24.0
30.0
6.0
10
10
60
100
20
100
100
100
100
100
100
0.12
0.20
0.20
0.35
0.35
0.50
0.75
1.10
1.50
1.50
2.00
1.35
0.60
0.60
0.30
0.30
0.15
0.10
0.06
0.03
0.03
0.02
1.0
1.0
1.0
8.0
3.5
8.0
8.0
8.0
8.0
8.0
8.0
0.20
0.60
0.60
0.10
0.14
0.10
0.10
0.10
0.30
0.30
1.00
16.0
13.2
6.0
6.0
6.0
6.0
6.0
0.085
®
™
***Features Muꢂtifuse freeXpansion Design for MF-NSMF Series (CSA/TÜV pending)
®
™
****Features Muꢂtifuse freeXpansion Design for MF-NSMF Series (CSA pending)
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-NSMF 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
CSA Fiꢂe Number.................................................. CA110338
http://directories.csa-internationaꢂ.org/ Under “Certification Record” and “Fiꢂe Number”
enter 110338-0-000
TÜV Certificate Number ....................................... R 02057213
http://www.tuvdotcom.com/ Foꢂꢂow ꢂink to “other certificates”, enter Fiꢂe No. 2057213
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**Bourns follows the prevailing definition of “halogen free” in the industry. Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less;
(b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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