Non resettable fuses
USF 0603
www.schurter.com/pg0_2
Surface Mount Fuse, 1.6 x 0.8 mm, Super-Quick-Acting FF, 32 VAC, 32 VDC
UL 248-14 · 32 VAC · 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
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
32 VAC, 32 VDC
0.5 - 5 A
50 A
Super-Quick-Acting FF
PCB,SMT
-55 °C to 90 °C
55/090/21 acc. to IEC 60068-1
Epoxyd Glass, UL 94V-0
Tin-Plated Copper
0.0016 g
0 °C to 60 °C, max. 70% r.h.
Letter (see variants)
Soldering Methods
Solderability
Resistance to Soldering Heat
Moisture Resistance Test
Terminal Strength
Case Resistance
Resistance to Solvents
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, Level 1
MIL-STD-202, Method 106E
(50 cycles in a temp./mister chamber)
MIL-STD-202, Method 211A
(Deflection of board 1 mm for 1 minute)
acc. to EIA/IS-722, Test 4.7
>100 MΩ (between leeds and body)
MIL-STD-202, Method 215A
min. UL 94V-1
(acc. to EIA/IS-722, Test 4.12)
Dimensions
1.6 mm
1.6
0.8
1.1
0.6
0.3
0.9
0.8
Soldering pads
Pre-Arcing Time
Rated Current In
0.5 A - 5 A
.0 x In min. 2.0 x In max.
4 h
60 s
Fuses
USF 0603
www.schurter.com/pg0_2
Variants
Rated Cur-
rent [A]
Rated Vol-
tage [VAC]
Rated Vol-
tage [VDC]
Marking
Breaking
Capacity
Voltage Drop
.0 In max.
[mV]
120
120
120
120
120
120
120
120
120
120
Voltage Drop
.0 In typ.
[mV]
101
100
98
73
70
75
80
85
80
70
Cold Resi-
stance typ.
[mΩ]
157
90
75
44
27.5
23.5
18.6
16
12.5
10
Melting I²t 8.0
In typ. [A²s]
Non resettable fuses
Order Number
0.5
0.75
1
1.5
2
2.5
3
3.5
4
5
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
F
G
H
K
N
O
P
R
S
T
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
0.02
0.04
0.06
0.14
0.25
0.4
0.58
0.8
1.1
1.5
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
3412.0113.xx
3412.0114.xx
3412.0115.xx
3412.0117.xx
3412.0119.xx
3412.0120.xx
3412.0121.xx
3412.0122.xx
3412.0123.xx
3412.0124.xx
1) 50 A @ 32 VAC , p.f. ≥ 0.95 / 50 A @ 32 VDC
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
0.5 A
0.75 A
1.0 A
1.5 A
2.0 A
2.5 A
3.0 A
3.5 A
4.0 A
5.0 A
100
10
Time in Seconds
1
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.
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