Axial Lead & Cartridge Fuses
3AB > Fast-Acting > 506 Series
506 Series Lead-Free 3AB, Fast-Acting Fuse
Description
A 600Vdc rated ceramic fuse with remarkable interrupting
rating in a compact 6.3×32mm package, which is well
suited for circuit protection in high DC energy applications.
Features
• In accordance
with Underwriter’s
Laboratories Standard,
UL 248-14.
• Available in cartridge.
Agency Approvals
AgeNCy
CeRTIFICATe NumbeR
E10480
AmpeRe RANge
15A - 20A
15A - 20A
• ROHS compliant and lead
free.
• Superior interrupting
rating of 10,000
Amperes.
• Compact form factor of
6.3×32mm.
• Pluggable into clips or
shock safe holders.
Applications
High energy and power efficient applications.
Electrical Characteristics for Series
% of Ampere
Rating
100%
135%
200%
15A - 20A
Ampere Rating
Opening Time
3600 sec, Min
3600 sec, Max
120 sec, Max
Additional Information
Datasheet
Resources
Samples
Electrical Characteristic by ltem
Nominal Cold
Resistance
(Ohms)
0.008
10KA @ 600VDC
0.008
0.006
Nominal
melting
I
2
t (A
2
sec.)
61
61
105
Agency
Approvals
Amp Rating
(A)
15
16
20
Amp Code
Voltage Rating
(DC)
600
600
600
Interrupting
Rating
015
016
020
x
x
x
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Axial Lead & Cartridge Fuses
3AB > Fast-Acting > 506 Series
Temperature Rerating Curve
Average Time Current Curves
10000
1000
100
Time (seconds)
10
1
0.1
0.01
0.001
0.01
0.1
1
Amps
10
506015
506016
506020
100
Product Characteristics
Materials
Terminal Strength
Solderability
Product Marking
Body : Ceramic
Cap : Nickel Plated Brass
MIL-STD-202G, Method 211A,
Test condition A
NA
Cap1 : Brand logo, current and voltage
ratings
Cap2 : Series and agency approval marks
Operating
Temperature
Thermal Shock
Vibration
Humidity
–55ºC to +125ºC
MIL
-STD-202G, Method 107G,
Test condition B: (5 cycles -65ºC to 125ºC)
MIL
-STD-202G, Method 201A
MIL
-STD-202G, Method 103B,
Test condition A: High relative humidity (95%)
and Elevated temperature (40ºC) for 240 hours
MIL
-STD-202G, Method 101E, Test condition B
Salt Spray
Dimensions
Part Numbering System
506
000P
Series
(cartridge)
6.35±0.3
(.25")
31.75±1.12
(1.25")
0506 xxxx M X P
SERIES
AMP Code
Refer to Amp Code column of
Electrical Characteristics Table
QUANTITY Code
M = 1000
PACKAGING Code
X = Filler
P: Lead-Free
Packaging
packaging Option
506 Series
Bulk
N/A
1000
MX
N/A
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
packaging Specification
Quantity
Quantity & packaging
Code
Reel Size
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