04200001UR Datasheet, PDF (1/1 Pages) Littelfuse – PICO® SMFSlo-Blo® Type Fuse 420 Series (250V)

Surface Mount Fuses
Subminiature Surface Mount
PICO SMF ^RoHS
®
Slo-Blo^® Type Fuse 420 Series (250V)
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Opening
Time
100%
4 hours, Minimum
200%
1 second, Min.; 120 seconds, Max.
300%
0.2 second, Min.; 3 seconds, Max.
800%
0.02 second, Min.; 0.1 second, Max.
AGENCY APPROVALS: Recognized under the Components Program
of Underwriters Laboratories and Certified by CSA.
460 SERIES INTERRUPTING RATINGS:
1A through 5A, 35A @ 250 VAC
0.5A, 20A @ 250 VAC
Soldering Parameters:
Wave Solder — 260°C, 3 seconds maximum
Reflow Solder — 230°C, 30 seconds maximum
Resistance to Soldering Heat: MIL-STD-202,
Method 210 (3 sec. at 260°C)
PACKAGING SPECIFICATIONS: 12mm Tape and Reel per EIA-
RS481-1 (IEC 286, part 3); 500 per reel, add packaging suffix, UR.
5A
LF
®
®
2 5 0 V _4.32
4 2 0 (.170")
B3
7.24(.285")
REF.
3.05
(.120")
1.30(.051")
REF.
ORDERING INFORMATION:
Catalog
Number
0420 0001UR
0420 0002UR
0420 0003UR
0420 0004UR
0420 0005UR
0420 0006UR
0420 0007UR
0420 0008UR
0420 0009UR
Ampere
Rating
1
1¹/2
2
2¹/2
3
3¹/2
4
5
1_/2
Voltage
Rating
250
250
250
250
250
250
250
250
250
Nominal
Resistance
Cold Ohms
0.280
0.116
0.0172
0.052
0.038
0.024
0.0194
0.0133
1.19
Nominal
Melting I²t
A² Sec.
2.01
3.94
7.60
13.0
21.0
26.8
35.0
54.8
0.210
2.03
(.080")
®
®
8.26
(.325")
1.65
(.065")
2.97
(.117")
4.95
(.195")
RECOMMENDED
PAD LAYOUT
2
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