Surface Mount Fuses
Subminiature Surface Mount
PICO
®
SMF
459 and 460 Series Fuses
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature:
–55°C to 125°C.
Shock:
MIL-STD-202, Method 213, Test Condition I
(100 G’s peak for 6 milliseconds).
Vibration:
MIL-STD-202, Method 201 (10–55 Hz, .06 in. total excursion).
Salt Spray:
MIL-STD-202, Method 101, Test Condition B (48 hrs.).
Insulation Resistance (After Opening):
MIL-STD-202, Method
302, (10,000 ohms minimum at 100 volts).
Thermal Shock:
MIL-STD-202, Method 107,
Test Condition B (–65 to 125°C).
Moisture Resistance:
MIL-STD-202, Method 106, High Humidity
(90-98 RH), Heat (65°).
PHYSICAL SPECIFICATIONS:
Materials:
Body: Molded Thermoplastic
Terminations: 100% Tin Plated Copper(459 Series)
100% Tin Plated Copper(460 Series)
Solderability:
MIL-STD-202, Method 208.
PACKAGING SPECIFICATIONS:
12mm Tape and Reel per
EIA-RS481-1 (IEC 286, part 3); 500 per reel, add packaging suffix, UR.
®
5A
F
L
®
1 25 V
45 9
B3
4.32
(.170")
2.03
(.080")
3.05
(.120")
1.65
(.065")
8.26
(.325")
2.97
(.117")
4.95
(.195")
RECOMMENDED
PAD LAYOUT
7.24(.285")
REF.
RoHS
PICO SMF
Opening
Time
4 hours,
Minimum
1 second,
Maximum
0.1 second,
Maximum
®
®
®
Very Fast-Acting Type Fuse 459 Series
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
100%
200%
300%
1.30(.051")
REF.
RoHS
PICO
®
SMF
Slo-Blo
®
Type Fuse 460 Series
®
®
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
100%
200%
300%
800%
Opening
Time
4 hours,
Minimum
1 second,
Min.;
120 seconds,
Max.
0.2 second,
Min.;
3 seconds,
Max.
0.02 second,
Min.;
0.1 second,
Max.
459 SERIES AGENCY APPROVALS:
Recognized under the
Components Program of Underwriters Laboratories and Certified by CSA.
AGENCY FILE NUMBERS:
UL E10480, CSA LR 29862.
459 SERIES INTERRUPTING RATINGS:
50 amperes at 125 VAC.
300 amperes at 125 VDC.
460 SERIES AGENCY APPROVALS:
Recognized under the
Components Program of Underwriters Laboratories and Certified by
CSA. Approved by METI from 1 through 5 amperes.
Soldering Parameters:
Wave Solder — 260°C, 10 seconds maximum
Reflow Solder — 260°C, 30 seconds maximum
Resistance to Soldering Heat:
MIL-STD-202,
Method 210, Test Condition F (10 sec. at 260°C).
460 SERIES INTERRUPTING RATINGS:
50 amperes at 125 VAC.
50 amperes at 125 VDC.
10
SURFACE MOUNT
FUSES
Nominal
Melting I
2
t
A
2
Sec.
0.210
0.760
2.01
3.94
7.60
13.0
21.0
26.8
35.0
54.8
383
PATENTED
ORDERING INFORMATION:
Nominal
Resistance
Cold Ohms
7.0
1.70
0.665
0.395
0.280
0.175
0.125
0.0800
0.0468
0.0350
0.0290
0.0240
0.0200
0.0155
Nominal
Melting I
2
t
A
2
Sec.
0.000075
0.00163
0.0106
0.0254
0.0546
0.155
0.281
0.650
0.421
0.721
1.23
1.65
2.35
3.90
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)
Catalog
Number
0459.062
0459.125
0459.250
0459.375
0459.500
0459.750
0459
001
0459
01.5
0459
002
0459
02.5
0459
003
0459
03.5
0459
004
0459
005
Ampere
Rating
1/16
1/8
1/4
3/8
1/2
3/4
1
1
1
/
2
2
2
1
/
2
3
3
1
/
2
4
5
Voltage
Rating
125
125
125
125
125
125
125
125
125
125
125
125
125
125
ORDERING INFORMATION
:
Catalog
Number
0460.500
0460.750
0460
001
0460
01.5
0460
002
0460
02.5
0460
003
0460
03.5
0460
004
0460
005
Ampere
Rating
1/2
3/4
1
1
1
/
2
2
2
1
/
2
3
3
1
/
2
4
5
Voltage
Rating
125
125
125
125
125
125
125
125
125
125
Nominal
Resistance
Cold Ohms
1.19
0.497
0.280
0.116
0.071
0.052
0.038
0.024
0.0194
0.0133
w w w. l i t t e l f u s e . c o m
