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 6.3x32mm 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
6.3x32mm.
• 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
Amp rating
(A)
15
16
20
Amp code
Voltage rating
(Dc)
600
600
600
interrupting
rating
nominal cold
resistance
(Ohms)
0.008
nominal
melting
i
2
t (A
2
sec.)
61
61
105
Agency
Approvals
015
016
020
x
x
x
10KA @ 600VDC
0.008
0.006
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/13/13
506 Series
Electrical Characteristic by ltem
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: 03/13/13
packaging Specification
Quantity
Quantity & packaging
code
reel Size