Special Application Fuses
Intrinsically Safe > Radial Leaded > PICO® 305 Series Fuse
Product Characteristics
AverageTime Current Curves
OperatingTemperature
Current Rating
≤ 0.200 A
0.250 A
AmbientTemperature
- 40ºC to +50ºC
- 40ºC to +46ºC
- 40ºC to +74ºC
100
10
0.500 A
0.750 A
- 40ºC to +46ºC
Notes:
1) Any use of the 305 Series fuse outside of the ambient temperature ranges specified in
the table is subject to additional investigation.
1
2) Specified ambient temperature range is for intrinsic safety certification.
Polyamide 6
0.1
Molding Material CTI 175 volts minimum
Continuous OperatingTemperature: 130°C
Thermal Shock
Vibration
Withstands 5 cycles of –55°C to 125°C
Per MIL-STD-202
0.01
0.001
0.0001
Insulation
Resistance (After
Opening)
Greater than 10,000 ohms
(at twice rated DC voltage)
Soldering Parameters
Wave Soldering
0.1
1000
0.01
1
10
100
ꢅꢈꢉꢉꢃꢄꢀ ꢁꢄ AꢂꢊꢃꢉꢃS
260°C, 10 seconds max.
Temperature Rerating Curve
Dimensions
15.60 0.50
9.00 0.50
+1.00
5.00
- 0.50
12.70 0.20
0.64
Part Numbering System
0305 .050 M
SERIES
Notes:
AMP CODE
1) Rerating depicted in this curve is in addition to the standard rerating of 25% for
continuous operation.
Refer to Amp Code column in the
Electrical Specifications table.
2)The temperature rerating curve represents the nominal conditions. For questions about
temperature rerating curve, please consult Littelfuse technical support for assistance.
QUANTITY & PACKAGING CODE
M = Bulk pack, 1000 pcs
H = Bulk pack, 100 pcs
V = Bulk pack, 5 pcs
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/04/15