Datasheet

Axial Lead & Cartridge Fuses
3AB > Fast-Acting > 506 Series
506 Series Lead-Free 3AB, Fast-Acting Fuse
RoHS Pb
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 and
axial lead form.
Agency Approvals
AGENCY
CERTIFICATE NUMBER
AMPERE RANGE
E10480
15A - 20A
N/A
15A - 20A
Ampere Rating
100%
135%
• Compact form factor of
6.3×32mm.
• Lead-free, Halogen free,
and RoHS compliant.
Applications
High energy and power efficient applications.
Electrical Characteristics for Series
% of Ampere
Rating
• Superior interrupting
rating of 10,000
Amperes.
Additional Information
Opening Time
3600 sec, Min
15A - 20A
Datasheet
3600 sec, Max
200%
Resources
Samples
120 sec, Max
Electrical Characteristic by ltem
Amp Rating
(A)
Amp Code
Voltage Rating
(DC)
15
015
600
16
016
600
20
020
600
Interrupting
Rating
10KA @ 600VDC
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice. Application testing is strongly recommended.
Revised: 08/10/15
Agency
Approvals
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2 sec.)
0.008
61
0.008
61
x
0.006
105
x
x
Axial Lead & Cartridge Fuses
3AB > Fast-Acting > 506 Series
Average Time Current Curves
506015
506016
506020
Temperature Re-rating Curve
10000
1000
Time (seconds)
100
10
1
0.1
0.01
0.001
0.01
0.1
1
Amps
10
100
Note:
Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
Product Characteristics
Materials
Body : Ceramic
Cap : Nickel Plated Brass
Terminal Strength
MIL-STD-202, Method 211,
Test condition A
Solderability
MIL-STD-202 Method 208
Product Marking
Cap1 : Brand logo, current and voltage
ratings
Cap2 : Series and agency approval marks
Dimensions
506 000P Series
(cartridge)
Operating
Temperature
–55ºC to +125ºC
Thermal Shock
MIL-STD-202, Method 107,
Test condition B: (5 cycles -65ºC to 125ºC)
Vibration
MIL-STD-202, Method 201
Humidity
MIL-STD-202, Method 103,
Test condition A: High relative humidity (95%)
and Elevated temperature (40ºC) for 240 hours
Salt Spray
MIL-STD-202, Method 101, Test condition B
Part Numbering System
0506 xxxx M X E P
506 000P Series
(axial leaded)
6.35±0.3
(.25")
SERIES
AMP Code
6.985±0.3
(.275")
31.75±1.12
(1.25")
Refer to Amp Code column of
Electrical Characteristics Table
32.72±1.12
(1.288")
Axial Lead Diameter:
1.2±0.05 (.047")
QUANTITY Code
M = 1000
Axial Lead Length:
38.1±3.15 (1.50") TYP.
PACKAGING Code
Axial Lead Material:
Tin-coated copper
OPTION Code
X = Filler
E = Axial Leaded
Lead-Free
Packaging
Packaging Specification
Quantity
Quantity & Packaging
Code
Reel Size
Bulk
N/A
1000
MX
N/A
Bulk
N/A
1000
MXE
N/A
Packaging Option
506 Series
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/10/15