© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please contact Littelfuse for Average Time Current Curve.
Please refer to www.littelfuse.com/series/262.html,
/268.html or /269.html for current information.
262/268/269 Series,
Agency Approvals
Electrical Characteristics
QPL
Ampere
Rating
Agency
.002
.005
.031
.050
.062
.200
.250
.300
.400
.500
.600
.700
.750
.800
.010
.015
.100
.125
2.00
3.00
4.00
5.00
1.00
01.5
(A)
Amp Code
.002
.005
.031
.050
.062
.100
.125
.200
.250
.300
.400
.500
.600
.700
.750
.800
.010
.015
002.
003.
004.
005.
001.
01.5
Agency File Number
LR 29862
E10480
FM07A
Voltage
Rating
Max
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
(V)
MICRO™ Very Fast-Acting Fuse (High-Reliability)
Ampere Range
Radial Lead Fuses
MICRO™ > Very Fast-Acting > 262/268/269 Series
10,000 amperes at
2mA - 5A
2mA - 5A
2mA - 5A
125 VAC/VDC
Interrupting
Rating
Revised: January 7, 2009
127
Description
Features
Applications
Electrical Characteristics
The 262/268/269 Series are high–reliability micro
fuses, with a 125V rating, very fast-acting type with
high breaking capacity. This series is listed under the
Department of Defense Quality Product List.
Protection of electrical, electronic, and communication
equipment having printed circuit boards (PCBs) usable
in direct current (DC) and alternating current (AC) (up
to 400 hertz (Hz)) circuits capable of withstanding and
functioning in extreme conditions found in Spacecraft or
Military applications as described in MIL -PRF-23419.
% of Ampere
ampere of 2mA to 5A
Rating
100%
200%
Nominal Cold
Resistance
(Ohms)
16.45
0.227
0.167
0.140
0.104
0.094
0.100
0.063
0.046
0.034
2000
0.114
0.019
0.018
94.0
44.0
3.20
2.25
2.30
1.75
1.25
280
1.17
1.0
Ampere Rating
1/500–3/10
1/500–15
4/10-5
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Agency Approvals
radial leaded
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
5 Seconds, Max.
2 Seconds, Max.
Opening Time
4 Hours, Min.
262/268/269 Series
QPL
QPL
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X