FUSES
/ SICHERUNGEN
Non resettable fuses
Surface
Mount Fuses
Type OMF 125
quick-acting F
available in lead-free
NEW
version
directly solderable on
printed circuit boards or
plugable into surface
mount fuseholder
50
75
100
OMF 125
ts
63 mA - 5 A
6.3 A - 8A
10 A
1000
100
10
1:1
Pre-arcing time in seconds t
s
1
Solder pads
Standards
UL 248-14
CSA C22.2 No. 248.14
Pre-arcing time/current
characteristic (at T
a
23 °C)
Rated
current I
n
/
0,1
0.01
n · I
n
1 · I
n
*
min.
2 · I
n
max.
1s
5s
20 s
4 · I
n
max.
10 ms
50 ms
60 ms
Approvals, Patents
UL
0.001
1
n
2
3
4 5 6
8 10
Multiple of rated current I
n
63 mA – 5 A
6,3 – 8 A
10 A
4h
4h
4h
CSA
Patents in U.S. (No. 4,851,806) and in further countries
*
Non fusing current I
nf
Order No.
/
Rated current I
n
Breaking capacity
/
Rated voltage U
n
/
Ausschaltvermögen
n
Nenn-
Voltage drop
/
Spannungsfall
at
/ bei
I
n
typ.
mV
2550
1770
1770
1700
990
990
990
960
350
290
260
220
220
200
200
200
190
190
190
140
140
140
110
105
100
80
Sustained
power dissipation
/
Verlustleistung
at
/ bei
1 · I
n
typ.
mW
160
180
220
270
250
350
370
380
180
180
200
220
280
300
320
400
480
570
600
490
560
700
690
740
800
800
Pre-arcing
l
2
t
Schmelz I
2
t
at
/ bei
4 · I
n
typ.
A
2
s
1,1 · 10
–4
6,7 · 10
–3
1,1 · 10
–3
1,8 · 10
–3
5,8 · 10
–3
7,6 · 10
–3
1,3 · 10
–2
1,6 · 10
–2
1,6 · 10
–2
2,0 · 10
–2
3,1 · 10
–2
8,6 · 10
–2
1,4 · 10
–1
2,4 · 10
–1
2,7 · 10
–1
4,4 · 10
–1
9,7 · 10
–1
1,3
1,2
1,6
2,1
2,9
14
16
20
54
Approvals
wave and reflow
soldering
UL
CSA
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
3404.0003.XX
3404.0004.XX
3404.0049.XX
3404 0005.XX
3404.0006.XX
3404.0043.XX
3404.0044.XX
3404.0007.XX
3404.0045.XX
3404.0008.XX
3404.0046.XX
3404.0009.XX
3404.0010.XX
3404.0047.XX
3404.0011.XX
3404.0012.XX
3404.0013.XX
3404.0014.XX
3404.0048.XX
3404.0015.XX
3404.0016.XX
3404.0017.XX
3404.0018.XX
3404.0019.XX
3404.0020.XX
3404.0021.XX
63 mA / 125 V
100 mA / 125 V
125 mA / 125 V
160 mA / 125 V
250 mA / 125 V
350 mA / 125 V
375 mA / 125 V
400 mA / 125 V
500 mA / 125 V
630 mA / 125 V
750 mA / 125 V
1
A / 125 V
1,25 A / 125 V
1,5 A / 125 V
1,6 A / 125 V
2
A / 125 V
2,5 A / 125 V
3
A / 125 V
3,15 A / 125 V
3,5 A / 125 V
4
A / 125 V
5
A / 125 V
6,3 A / 125 V
7
A / 125 V
8
A / 125 V
10
A / 125 V
100 A/125 V AC/DC
p.f. /
cos 1
3404.0021.XX
Packaging index
Additional technical data and packaging see page 60
Suitable surface mount fuseholder see page 182
/
OMF 125 fuse-link pre-inserted into fuseholder OMH 125 see page 61
56
www.schurter.com
FUSES
/ SICHERUNGEN
Non resettable fuses
Technical data and
packaging
Types OMF 63
OMF 125
OMT 125
OMF 250
OMT 250
Additional technical data
Ambient temperature max. T
a
Permissible continuous operating
current at 23 °C
/
Zulässiger Dauerstrom bei 23 °C
– 40 °C
to
+ 85 °C
OMF 63
OMF 125
OMT 125
OMF 250
OMT 250
OMF 63, OMF 125, OMT 125, OMF 250, OMT 250
}
}
0,7
0,8
I
n
I
n
}
Shift of the rated current at ambient air temperatures
> 23 °C see diagramm on page 204
Resistance to vibration
/
Frequency 10 ÷ 2000 Hz, cross-over frequency 60 Hz
< 60 Hz constant Amplitude of 0,75 mm
> 60 Hz constant acceleration of 100 m/s
2
(10 g); OMF 250, OMT 250: 196 m/s
2
(20 g)
according to IEC 60068-2-6, Test Fc
Resistance to shock
Climatic category
Solderability (Reflow- and Wave soldering)
Soldering heat resistance
Fuse-link temperature rise
≤
75 K (UL/CSA)
/
Temperaturerhöhungen am
Si-Einsatz
≤
75 K (UL/CSA)
Storage temperature max.
Materials
Housing
Terminals
/
981 m/s
2
(100 g), 6 ms, IEC 60068-2-27 test Ea
GPF
according to
DIN 40040
235 °C / 2 sec. IEC 60068-2-58 /
test
Td
260 °C / 10 sec. IEC 60068-2-58 /
test
Td
trackwidth for:
Leiterbahnbreite für:
40 °C / 70%
r. H
Temperature resistant plastic, flammability class UL 94V-0
Brass, tin plated
I
n
≤
5 A:
I
n
6,3/7A
I
n
8/10A
≤
5 mm
≥
5 mm
≥
10 mm
Net weight pieces %
/
Nettogewicht % Stück
Packaging
Bag or tape
/ Beutel oder Gurt
OMF 63
and
OMT 125: 10 g
OMF 250 / OMT 250: 35 g
Type
/ Typ
OMF 63
3402.XXXX.11
3402.XXXX.22
3402.XXXX.24
Bag of 100 pieces
/ lose Beutel geschüttet à 100 Stück
Taped and reeled 750 pieces
/ Blistergurt à 750 Stück auf Rolle
Taped and reeled 2000 pieces
/ Blistergurt à 2000 Stück auf Rolle
Taped and reeled 3000 pieces
/ Blistergurt à 3000 Stück auf Rolle
Blistertape and reel
according to IEC 286-3
Types
/ Typen
OMF 125 / OMT 125
3404.XXXX.11
3404.XXXX.22
Types
OMF 250 / OMT 250
3403.XXXX.11
3403.XXXX.24
3404.XXXX.24
Types
/
Typen
E
Dimensions
in mm
A
B
8
8
8
8
8
16
16
16
24
24
OMF 63
OMF 125
OMT 125
OMF 250
OMT 250
C
D
E
(max.) (max.) (750) (2000) (3000)
18,4
22,4
180
330
18,4
22,4
180
330
18,4
22,4
180
330
26,4
30,4
330
26,4
30,4
330
60
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