430 Datasheet, PDF (1/1 Pages) Littelfuse – Surface Mount Fuses - Thin-Film Surface Mount

Surface Mount Fuses
Thin-Film Surface Mount
1206 Slo-Blo^® Fuse 430 Series
®
®
• For RoHS compliant and Lead-Free designs use 468 series
• Time delay feature withstands high in-rush currents and prevents
nuisance openings.
• Package is visually distinct from fast-acting version for easy identification.
• Top side marking allows visual verification of amperage rating.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Opening
Time @ 25°C
100%
4 hours, Minimum
200%
1 sec., Min.; 120 sec., Max.
300%
0.1 sec., Min.; 3 sec., Max.
800%
0.002 sec., Min.; .05 sec., Max.
AGENCY APPROVALS: Recognized under the Components
Program of Underwriters Laboratories and Certified by CSA.
Reference Dimensions:
3.81 (.150")
R .318
(.013")
1.52 (.060") ^REF.
1.52
(.060")
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
INTERRUPTING RATINGS:
0.5A - 1.5A
50 amperes at 63 VAC/VDC
2A
35 amperes at 63 VAC/VDC
3A
50 amperes at 32 VAC/VDC
1.14 (.045")
2.03
(.080")
REFLOW SOLDER
3.18 (.125")
2.03 (.080")
REF.
1.14
(.045")
ENVIRONMENTAL SPECIFICATIONS:
.635 (.025")
Operating Temperature: –55°C to 90°C. Consult temperature
rerating chart on page 4. For operation above 90°C contact Littelfuse.
Average Time Current Curves
Vibration: Withstands 10-55 Hz per MIL-STD-202F, Method 201A and
10-2000 Hz at 20 G’s per MIL-STD-202F, Method 204D, Condition D.
100
Insulation Resistance (After Opening): Greater than 10,000 Ohms.
10
Resistance to Soldering Heat: Withstands 60 seconds above
200°C up to 260°C, maximum.
Thermal Shock: Withstands 5 cycles of -50°C to +125°C.
PHYSICAL SPECIFICATIONS:
10
Materials:
Body: Epoxy Substrate
Terminations: Copper/Nickel/Tin-Lead (95/5)
Cover Coat: Conformal Coating
Soldering Parameters(see page 3 for soldering profiles):
Reflow Solder: 260°C, 30 seconds maximum
1
PACKAGING SPECIFICATIONS: 8mm Tape and Reel per
EIA-RS481-1 (IEC 286, part 3); 3,000 per reel, add packaging suffix,
WR.
PATENTED
ORDERING INFORMATION:
Catalog
Number
Amperage
Rating Marking
(A)
Code
0430.500
0.5
TF
0430 001.
1.0
TH
0430 01.5
1.5
TK
0430 002.
2.0
TN
0430 003.
3.0
TP
1_{Measured at 10% of rated current, 25°C.}
2_{Measured at rated voltage.}
Voltage
Rating
(V)
63
63
63
63
32
Nom. Cold
Resistance
Cold Ohm¹
.250
.097
.056
.039
.020
Nominal
Melting I²t
(A²sec)²
0.0305
0.144
0.298
0.494
1.33
0.1
0.01
0.001
0.1
1
10
100
CURRENT IN AMPERES
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