Axial Lead and Cartridge Fuses
High-Reliability Subminiature
MICRO
™
FUSE
Very Fast-Acting Type 262/268/269 Series
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
100%
200%
Ampere
Rating
1/500 –5
1/500 –3/10
4/10 –5
Opening
Time
4 hours,
Minimum
5 seconds,
Maximum
2 seconds,
Maximum
®
®
QPL
AGENCY APPROVALS:
Recognized under the Components Program
of Underwriters Laboratories and Certified by CSA.
FUSES TO MIL SPEC:
262 Series is available in FM07A on QPL for
MIL-PRF-23419/7. To order, change 262 to 269.
INTERRUPTING RATING:
10,000 amperes at 125 VAC/VDC
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature:
–55°C to 125°C.
Shock:
(1/500): MIL-STD-202, Method 213, Test Condition A
(50 G’s peak for 11 milliseconds).
(1/200–5): MIL-STD-202, Method 213,
Test Condition I (100 G’s peak for 6 milliseconds).
262
000
Series
7.37 4.32
(.29") (.17")
5.97
(.235")
268
000
Series
7.37
(.29")
25.4
(1.0")
2.54
(.10")
2.54 (.10")
ORDERING INFORMATION:
Plug-In
Catalog
Number
262.002
262.005
262.010
262.015
262.031
262.050
262.062
262.100
262.125
262.200
262.250
262.300
262.400
262.500
262.600
262.700
262.750
262.800
262
001
262
01.5
262
002
262
003
262
004
262
005
Radial Lead
Catalog
Number
268.002
268.005
268.010
268.015
268.031
268.050
268.062
268.100
268.125
268.200
268.250
268.300
268.400
268.500
268.600
268.700
268.750
268.800
268
001
268
01.5
268
002
268
003
268
004
268
005
Ampere
Rating
1/500
1/200
1/100
1/64
1/32
1/20
1/16
1/10
1/8
2/10
1/4
3/10
4/10
1/2
6/10
7/10
3/4
8/10
1
1
1
/
2
2
3
4
5
Voltage
Rating
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
Nominal
Resistance
Cold Ohms
2000
280
94.0
44.0
16.45
3.20
2.25
1.17
1.0
2.30
1.75
1.25
0.227
0.167
0.140
0.114
0.104
0.094
0.100
0.063
0.046
0.034
0.019
0.018
Vibration:
MIL-STD-202, Method 201 (10–55 Hz); MIL-STD-202,
Method 204, Test Condition C (55–2000 Hz at 10 G’s Peak).
Salt Spray:
MIL-STD-202, Method 101, Test Condition B.
Seal Test:
MIL-STD-202, Method 112, Test Condition A
Insulation Resistance (After Opening):
MIL-STD-202, Method
302, Test Condition A (1/2 Megohm minimum).
Thermal Shock:
MIL-STD-202, Method 107,
Test Condition B (–65°C to 125°C).
Moisture Resistance:
MIL-STD-202, Method 106.
PHYSICAL SPECIFICATIONS:
Materials:
Gold-Plated Copper Leads, Type II
(Fuse cap is also Gold-Plated).
Weight:
262 and 269 Series .36 Grams;
268 Series .48 Grams.
Lead Pull Force:
MIL-STD-202, Method 211,
Test Condition A (will withstand a 5 lb. axial pull test).
AQL (Electrical Characteristics):
Certified to 1% AQL.
Sampling:
Per MIL-STD-105, Inspection Level II.
Traceability and Identification Records:
Controlled by lot
number and retained on file for a minimum of three years. Copies of Lot
Certification Test data available when requested with order.
OPTIONS:
Special screening tests, burn-in, etc. can be supplied on
special order to meet specific requirements.
Please contact Littelfuse for Average Time Current Curve.
PATENTED
11
AXIAL
LEAD AND CAR-
TRIDGE FUSES
w w w. l i t t e l f u s e . c o m
391
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