
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Special Application Fuses
259 Series Safe-T-Plus Fuse
Product Characteristics
Dimensions
(.512")
13
mm
(.394")
10
mm
(.025")
.635
mm
(.315")
8
mm
(.197")
5
mm
Average Time Current Curves
100
100
10
1
0.1
0.01
0.001
1
10
1000
0.1
TIME IN SECONDS
CURRENT IN AMPERES
1 A
.750 A
.500 A
3.15 A
5 A
.125 A
.062 A
.375 A
.250 A
Operating Temperature – 55°C to 90°C
Thermal Shock
Withstands 5 cycles of – 55°C to
125°C
Vibration Per MIL-STD-202F
Insulation Resistance
(After Opening)
Greater than 10,000 ohms
Soldering Parameters
Part Numbering System
0259.062M
SERIES
AMP Code
PACKAGING Code
The dot is poisitioned before the
Packaging Suffix with whole ratings
and within the numbering sequence
for fractional ratings. Refer to Amp
Code column in the Electrical Speci-
fications table.
M = Bulk pack, 1000 pcs
T = Bulk pack, 10 pcs
Example:
1 amp product is
0259001.M
(.062 amp product shown).
Wave Soldering 260°C, 10 seconds max.
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