Non resettable fuses
www.schurter.com/pg0_2
Surface Mount Fuse, 7 x 2.54 mm, Quick-Acting F, 125 VAC, 125 VDC
MKF
UL 248-14 · 125 VAC · 125 VDC · Quick-Acting F
Description
Standards
Approvals
- High Breaking Capacity
- Directly solderable on printed circuit boards
- UL 248-14
- CSA C22.2 no. 248.14
- UL File Number: E42088
Applications
- Telecom
- Industrial electronic
- Household appliances
General Product Information
Packaging Details
Round Solder Pads Type 172876
References
Weblinks
Approvals, RoHS, CHINA-RoHS, e-Store, Distributor-Stock-Check,
Accessories, Product Change Notification (PCN)
Technical Data
Rated Voltage
Rated Current
Breaking Capacity
Characteristic
Mounting
Admissible Ambient Air Temp.
Climatic Category
Material: Tube
Material: Endcaps
Unit Weight
Storage Conditions
Product Marking
63 - 125 VAC, 65 - 125 VDC
0.063 - 15 A
300 A
Quick-Acting F
PCB,SMT
-55 °C to 85 °C
55/085/56 acc. to IEC 60068-1
Ceramic
Tin-Plated Copper Alloy
0.15 g
0 °C to 60 °C, max. 70% r.h.
, Current
7 mm
Soldering Methods
Solderability
Resistance to Soldering Heat
Reflow, Wave
235 °C / 2 sec acc. to IEC 60068-2-58,
Test Td
260 °C / 10 sec acc. to IEC 60068-2-58,
Test Td
Dimensions
2.54
+0.1
1.4
+0.1
6.1
±0.25
7
±0.3
2.54
+0.1
2 3.1
7.1
Soldering pads
Pre-Arcing Time
Rated Current In
0.063 A - 0.75 A
1 A - 15 A
.0 x In min. 2.0 x In max.
4 h
4 h
5 s
10 s
2.75 x In
max.
300 ms
-
4.0 x In max.
30 ms
60 ms
0.0 x In
max.
5 ms
5 ms
Fuses
3.1
MKF
www.schurter.com/pg0_2
Variants
Rated Cur-
rent [A]
Rated Vol-
tage [VAC]
Rated Vol-
tage [VDC]
Breaking
Capacity
Voltage Drop
.0 In typ.
[mV]
505
590
235
205
190
170
155
160
150
145
145
140
135
125
125
110
110
100
Power Dissi-
pation .0 I
n
typ. [mW]
32
74
59
77
95
128
155
240
300
363
435
490
540
625
875
1100
1320
1500
Melting I²t
0.0 Intyp.
[A²s]
0.00022
0.0024
0.0061
0.012
0.046
0.09
0.11
0.25
0.72
0.91
1.3
1.7
2.6
4
8.5
31
48
92
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
Order Number
Non resettable fuses
0.063
0.125
0.25
0.375
0.5
0.75
1
1.5
2
2.5
3
3.5
4
5
7
10
12
15
125
125
125
125
125
125
125
125
125
125
125
125
125
63
63
65
65
65
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
65
65
65
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
2)
2)
3)
3)
3)
7010.9900.xx
7010.9901.xx
7010.9902.xx
7010.9903.xx
7010.9904.xx
7010.9905.xx
7010.9906.xx
7010.9907.xx
7010.9908.xx
7010.9909.xx
7010.9910.xx
7010.9911.xx
7010.9912.xx
7010.9913.xx
7010.9914.xx
7010.9915.xx
7010.9916.xx
7010.9917.xx
1) 300 A @ 125 VAC , p.f. ≥ 0.95 / 300 A @ 125 VDC
2) 300 A @ 63 VAC , p.f. ≥ 0.95 / 300 A @ 125 VDC
3) 300 A @ 65 VAC , p.f. ≥ 0.95 / 300 A @ 65 VDC
Packaging Unit
.xx = .03 Plastic Bag (100 pcs.)
.xx = .55 Blister Tape 18 cm Reel (500 pcs.)
.xx = .57 Blister Tape 18 cm Reel (1500 pcs.)
Time-Current-Curves
100000
≤
0.75 A
>
_
1A
10000
1000
100
Time in Seconds
10
1
0.1
0.01
0.001
1
10
Multiple of Rated Current In
2
The specifications, descriptions and illustrations indicated in this document are based on
Fuses
current information. All content is subject to modifications and amendments.
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