Features
Applications
■ Radial Leaded Devices
Customer Premise Equipment (CPE):
■ Modems
■ Maximum 600 VAC interrupt fault rating
■ Available in matched resistance “bins”
■ Ability to withstand lightning surges
■ RoHS compliant*, lead free
■ Agency recognition:
■ Cable modems
■ Fax machines
■ POS equipment
■ Security equipment
■ Set top boxes
MF-R/600 Series - Telecom PTC Resettable Fuses
Electrical Characteristics
Max.
Max.
Interrupt
Ratings
One Hour Max. Time
Tripped
Hold
Trip
Initial Resistance
Post-Trip
To Trip
@ 1 A
Power
Current
Current
Resistance
Dissipation
Model
Operating
Voltage
Amps
at 23 °C
Amps
at 23 °C
Ohms
Ohms
at 23 °C
Ohms
at 23 °C
Seconds
at 23 °C
Watts
at 23 °C
Volts
Amps
at 23 °C
Max.
600
600
600
600
600
600
600
Max.
Min.
6.0
7.0
9.0
7.0
4.0
4.0
4.0
Max.
12.0
10.0
12.0
12.0
10.0
7.0
Max.
22.0
20.0
22.0
22.0
18.0
16.0
17.0
Typ.
1.0
1.0
1.0
1.0
1.0
1.0
1.0
MF-R015/600
60
60
60
60
60
60
60
3
3
3
3
3
3
3
0.15
0.15
0.15
0.15
0.16
0.16
0.16
0.30
0.30
0.30
0.30
0.32
0.32
0.32
5.0
5.0
5.0
5.0
7.0
7.0
7.0
MF-R015/600-A
MF-R015/600-B
MF-R015/600-F
MF-R016/600
MF-R016/600-A
MF-R016/600-1
8.0
Environmental Characteristics
Operating/Storage Temperature ..............................-40 °C to +85 °C
Maximum Device Surface Temperature
in Tripped State......................................................125 °C
Passive Aging ..........................................................+85 °C, 1000 hours .......................................................... 5 ꢀ typicaꢁ resistance change
+60 °C, 1000 hours
Humidity Aging ........................................................+85 °C, 85 ꢀ R.H. 500 hours .......................................... 5 ꢀ typicaꢁ resistance change
Thermaꢁ Shock ........................................................MIL-STD-202F, Method 107G, ........................................ 10 ꢀ typicaꢁ resistance change
5 ꢀ typicaꢁ resistance change
+125 °C to -55 °C,10 times
15 ꢀ typicaꢁ resistance change
Soꢁvent Resistance ..................................................MIL-STD-202, Method 215B............................................No change
Lead Soꢁerabiꢁity ......................................................ANSI/J-STD-002
Fꢁammabiꢁity ............................................................IEC 695-2-2......................................................................No Fꢁame for 60 secs.
Vibration ..................................................................MIL-STD-883C, Method 2007.1, Condition A..................No change
Test Procedures And Requirements For Model MF-R/600 Series
Test
Test Conditions
Accept/Reject Criteria
Visuaꢁ/Mech. ......................................................Verify dimensions and materiaꢁs..................Per MF physicaꢁ description
Resistance ..........................................................In stiꢁꢁ air @ 23 °C ........................................Rmin ≤ R ≤ Rmax
Time to Trip ........................................................5 times Ihoꢁd, Vmax, 23 °C..........................T ≤ max. time to trip (seconds)
Hoꢁd Current ......................................................30 min. at Ihoꢁd............................................No trip
Trip Cycꢁe Life ....................................................Vmax, Imax, 100 cycꢁes ..............................No arcing or burning
Trip Endurance....................................................Vmax, 48 hours ..........................................No arcing or burning
UL Fiꢁe Number ..................................................E 174545S
CSA Fiꢁe Number ................................................CA 110338
Thermal Derating Chart - I
Model
(Amps)
hold
Ambient Operating Temperature
-40 °C
0.233
0.249
-20 °C
0.206
0.219
0 °C
0.178
0.190
23 °C
0.150
0.160
40 °C
0.124
0.132
50 °C
0.110
0.117
60 °C
0.096
0.103
70 °C
0.083
0.088
85 °C
0.062
0.066
MF-R015/600
MF-R016/600
I
is approximateꢁy two times I
hoꢁd.
trip
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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