Surface Mount Fuses
Thin-Film Surface Mount
1206 Slo-Blo
®
Fuse 430 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
100%
200%
300%
800%
Opening
Time @ 25°C
4 hours, Minimum
1 sec., Min.; 120 sec., Max.
0.1 sec., Min.; 3 sec., Max.
0.002 sec., Min.; .05 sec., Max.
Reference Dimensions:
AGENCY APPROVALS: Recognized under the Components
Program of Underwriters Laboratories and Certified by CSA.
3.81 (.150")
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
1.52 (.060")
1.52
(.060")
1.14 (.045")
INTERRUPTING RATINGS:
0.5A - 1.5A
2A
3A
R .318
(.013")
REF.
50 amperes at 63 VAC/VDC
35 amperes at 63 VAC/VDC
50 amperes at 32 VAC/VDC
3.18 (.125")
2.03 (.080")
REF.
2.03
(.080")
1.14
(.045")
REFLOW SOLDER
ENVIRONMENTAL SPECIFICATIONS:
.635 (.025")
Operating Temperature: –55°C to 90°C. Consult temperature
Vibration: Withstands 10-55 Hz per MIL-STD-202F, Method 201A and
Average Time Current Curves
.5A
10-2000 Hz at 20 G’s per MIL-STD-202F, Method 204D, Condition D.
Insulation Resistance (After Opening): Greater than 10,000 Ohms.
Resistance to Soldering Heat: Withstands 60 seconds above
1A
1.5A
2A
3A
rerating chart on page 4. For operation above 90°C contact Littelfuse.
100
200°C up to 260°C, maximum.
Thermal Shock: Withstands 5 cycles of -50°C to +125°C.
PHYSICAL SPECIFICATIONS:
Materials:
Body: Epoxy Substrate
10
10
Reflow Solder: 260°C, 30 seconds maximum
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:
SURFACE MOUNT
FUSES
Soldering Parameters:
TIME IN SECONDS
Terminations: Copper/Nickel/Tin-Lead (95/5)
Cover Coat: Conformal Coating
1
0.1
Catalog
Number
Amperage
Rating
(A)
Marking
Code
Voltage
Rating
(V)
0430.500
0430 001.
0430 01.5
0430 002.
0430 003.
0.5
1.0
1.5
2.0
3.0
TF
TH
TK
TN
TP
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
0.01
Measured at 10% of rated current, 25°C.
1
Measured at rated voltage.
2
0.001
0.1
365
w w w. l i t t e l f u s e . c o m
1
10
CURRENT IN AMPERES
100
