Surface Mount Fuses
Ceramic Fuse > 438 Series
Product Characteristics
Body:
Advanced Ceramic
Terminations:
Ag / Ni / Sn (100% Lead-free)
Element Cover Coating:
Lead-free Glass
Moisture Resistance
Thermal Shock
Mechanical Shock
Vibration
Vibration,
High Frequency
Dissolution of
Metallization
Terminal Strength
MIL-STD-202, Method 106G
MIL-STD-202, Method 107G,
Condition B-3
MIL-STD-202, Method 213B,
Condition A
MIL-STD-202, Method 201A
MIL-STD-202, Method 204D,
Condition D
IPC/EIC/JEDEC J-STD-002B,
Condition D
Materials
Moisture
IPC/JEDEC J-STD-020C, Level 1
Sensitivity Level
Solderability
Humidity
Resistance to
Solder Heat
IPC/EIC/JEDEC J-STD-002B, Condition B
MIL-STD-202, Method 103B, Conditions D
MIL-STD-202, Method 210F, Condition B
Dimensions
Part Marking System
Amp Code
Marking Code
D
E
F
G
H
J
K
L
N
O
P
R
S
T
U
0.530 +/- 0.150
[0.021 +/- 0.006]
1.54 ± 0.150
[0.061 ± 0.006]
.250
.375
.500
.750
001.
1.25
01.5
0.85 ± 0.150
[0.033 ± 0.006]
0.502 ± 0.080
[0.020 ± 0.003]
1.75
002.
02.5
003.
03.5
004.
005.
006.
0.74
[0.029]
0.432 +/- 0.150
[0.017 +/- 0.006]
0.60
[0.024]
Part Numbering System
1.00
[0.039]
0438 005. W R
SERIES
PACKING CODE
1.94
[0.076]
AMP CODE
R = Reel Pack
QUANTITY CODE
W = 3000 pcs
Packaging
Packaging Option
8mm Tape and Reel
Packaging Specification
EIA-481, IEC 60286, Part 3
Quantity
3000
Quantity &
Packaging Code
WR
© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/438.html for current information.
3
438 Series
438 Series
IEC 60127-4
LITTELFUSE [ LITTELFUSE ]
