Surface Mount Fuses
Thin Film > 1206 Size > Very Fast Acting > 433 Series
Product Characteristics
MIL-STD-202F Method 103B
Body: Epoxy Substrate
Terminations: 95%Tin / 5% Lead over Nickel
over Copper
Humidity
Vibration
Condition D
Materials
Per MIL-STD-202F, Method 201A
Element Cover Coat: Conformal Coating
Insulation Resistance
(After Opening)
Greater than 10,000 ohms.
– 55OC to 90OC. Consult temperature rerating
curve chart.
Operating
Temperature
Withstands 60 seconds above 200OC
and up to 260OC, maximum
Resistance to
Soldering Heat
Thermal Shock Withstands 5 cycles of – 55OC to 125OC
Dimensions
Part Marking System
MARKING CODE VARIES
WITH AMPERAGE RATING
(SEE CHART)
Amp
Code
Marking
Code
.66
(.026")
Sn/Pb
.125
.200
.250
.375
.500
.600
.750
.800
001.
1.25
01.5
B
C
D
E
.58
(.023")
Coating
.56
(.022")
3.18
(.125")
Sn/Pb
Cu
Sn/Pb
F
1.52
(.060")
.6
G
.8
H
J
3.18
(.125")
1.65
(.065")
1.52
(.060")
4.83
(.190")
1.27
(.050")
K
L
3.81
(.150")
1.14
(.045")
1.75
002.
02.5
003.
03.5
004.
005.
N
O
P
2.03
(.080")
2.03
(.080")
WAVE SOLDER
REFLOW SOLDER
R
S
T
Part Numbering System
0433 .125 NR
SERIES
AMP CODE
QUANTITY CODE
Packaging
Quantity &
Packaging Code
Packaging Option
Packaging Specification
Quantity
Tape & Reel – 8mm tape
EIA RS-481-1 (IEC 286, part 3)
5000
NR
©2008 Littelfuse, Inc.
9
433 Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for the most current information
Revision: February 13, 2008
LITTELFUSE [ LITTELFUSE ]
