Non resettable fuses
USF 0402
www.schurter.com/pg0_2
Surface Mount Fuse, 1.05 x 0.55 mm, Super-Quick-Acting FF, 32 VDC
UL 248-14 · 32 VDC · Super-Quick-Acting FF
Description
Standards
Approvals
- UL characteristic
- Low melting I²t-values, fast interruption
- UL 248-14
- CSA C22.2 no. 248.14
- UL File Number: E41599
Applications
- Secondary Protection DC and AC
- Circuits without inrush
- Semiconductor Protection
- Digital Consumer Electronics
General Product Information
Packaging Details
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: Housing
Material: Terminals
Unit Weight
Storage Conditions
Product Marking
24 - 32 VDC
0.375 - 5 A
35 A
Super-Quick-Acting FF
PCB,SMT
-55 °C to 125 °C
55/125/21 acc. to IEC 60068-1
Thermoset
Gold-Plated Copper Alloy
0.004 g
0 °C to 60 °C, max. 70% r.h.
Letter (see variants)
1.05 mm
Soldering Methods
Solderability
Resistance to Soldering Heat
Flammability
Reflow
245 °C / 3 sec acc. to IEC 60068-2-58,
Test Td
260 +0/-5 °C / 30 sec acc. to IPC/JE-
DEC J-STD-020D, 1 cycle
min. UL 94V-1
(acc. to EIA/IS-722, Test 4.12)
Dimensions
1.05
0.475
0.55
0.15
0.584
0.558
0.381
0.8
0.4
0.3
0.53
Soldering pads
Pre-Arcing Time
Rated Current In
0.375 A - 5 A
.0 x In min
4 h
2.0 x In max
5 s
Fuses
USF 0402
www.schurter.com/pg0_2
Variants
Rated Cur-
rent [A]
Rated Vol-
tage [VDC]
Marking
Breaking
Capacity
Voltage Drop
.0 In max.
[mV]
90
90
90
90
90
90
90
90
90
90
Voltage Drop
.0 In typ.
[mV]
70
67
63
63
62
58
59
52
60
52
Cold Resi-
stance typ.
[mΩ]
173
124
78
57
37
26
21
17
13
10
Melting I²t 8.0
In typ. [A²s]
Non resettable fuses
Order Number
0.375
0.5
0.75
1
1.5
2
2.5
3
4
5
1) 35 A @ 32 VDC
2) 35 A @ 24 VDC
32
32
32
32
32
32
32
32
32
24
E
F
G
H
K
N
O
P
S
T
1)
1)
1)
1)
1)
1)
1)
1)
1)
2)
0.003
0.004
0.009
0.016
0.029
0.044
0.06
0.098
0.113
0.288
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
3414.0112.xx
3414.0113.xx
3414.0114.xx
3414.0115.xx
3414.0117.xx
3414.0119.xx
3414.0120.xx
3414.0121.xx
3414.0123.xx
3414.0124.xx
Packaging Unit
.xx = .11 Blister Tape (100 pcs.)
.xx = .22 Blister Tape 18 cm Reel (1000 pcs.)
.xx = .24 Blister Tape 18 cm Reel (5000 pcs.)
.xx = .26 Blister Tape 33 cm Reel (15000 pcs.)
Time-Current-Curves
10000
1000
375 mA
500 mA
100
750 mA
1A
1.5 A
10
2A
2.5 A
3A
Time in Seconds
1
4A
5A
0.1
0.01
0.001
0.0001
0.1
1
10
100
Current in Amperes
2
The specifications, descriptions and illustrations indicated in this document are based on
Fuses
current information. All content is subject to modifications and amendments.