0251012.MXL Littelfuse Inc, 0251012.MXL Datasheet - Page 4

• Manufacturer Part Number: 0251012.MXL
• Description: FUSE 12A 32V PICO FAST AXIAL
• Manufacturer: Littelfuse Inc
• Series: PICO® II 251r
• Type: Axial Leads and Cartridge Fusesr

Specifications of 0251012.MXL

• Fuse Type: Fast Acting
• Voltage - Rated: 32VAC, 32VDC
• Current: 12A
• Package / Case: Axial
• Size / Dimension: 0.110" Dia x 0.280" L (2.80mm x 7.11mm)
• Mounting Type: Through Hole
• Operating Temperature: -55°C ~ 125°C
• Dc Cold Resistance: 0.006 Ohm
• Melting I²t: 45.2
• Current Rating: 12 Amps
• Voltage Rating: 32 Volts
• Fuse Size / Group: Pico II
• Termination Style: Axial
• Body Material: Epoxy Coated Cement
• Product: Axial Lead and Cartridge Fuses
• Interrupt Rating: 300 Amps
• Voltage Rating Vac: 32V
• Voltage Rating Vdc: 32V
• Fuse Current: 12A
• Breaking Capacity: 50A @ 32VAC / 300A @ 32VDC
• Fuse Mounting: Through Hole
• Fuse Case Style: Axial Leaded
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS Compliant
• Color: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 0251012.L; 0251012L; 251012.L; 251012.MXL; F2351

251/253 Series
Product Characteristics
Dimensions
Packaging
Materials
Solderability
Lead Pull Force
Fuses To MIL SPEC
6.35 (.25")
Packaging Option
6.35 (.25")
6.35 (.25")
tape
251 Series (RoHS and Halogen-free Version) Markings
tape
tape
Wire Diameter:
0.64 (.025") for 0.62-10.0 amp,
0.81 (.032") for 15 amp
Wire Diameter:
0.64 (.025") for 0.62-10.0 amp,
0.81 (.032") for 12-15 amp
Wire Diameter:
0.64 (.025") for 0.62-10.0 amp,
0.81 (.032") for 12-15 amp
251 Series (RoHS Version) Markings
253 Series (RoHS Version) Markings
5.0 (.197")
5.0 (.197")
5.0 (.197")
(1.094")
(1.094")
(1.5")
27.78
27.78
38.1
Body:
QPL for MIL-PRF-23419. To order, change
251 to 253
73.0 (2.874")**
(T1 lead length)
(T1 lead length)
(T3 lead length)
52.4 (2.062")*
52.4 (2.062")*
83.31 (3.28")
62.7 (2.468")
62.7 (2.468")
1 A
1 A
1 A
7.11 (.280")
7.11 (.280")
7.11 (.280")
L
L
L
F
F
F
Introduction to Circuit Protection
Introduction to Circuit Protection
1 A
1 A
1 A
PICO
L
L
L
F
F
F
Axial Lead & Cartridge Fuses
2.61 (.103")
®
(1.094")
(1.094")
(1.5")
MAX
27.78
(.11")
27.78
(.11")
38.1
MAX
MAX
2.80
2.80
ll > Very Fast-Acting > 251/253 Series
Packaging Specification
6.35 (.25")
6.35 (.25")
6.35 (.25")
tape
tape
tape
EIA 296
EIA 296
202
Transientology
Part Numbering System
Operating Temperature
Shock
Vibration
Moisture Resistance
Resistance to Soldering
Heat
Flammability Rating
above in "Part Numbering System”
Option Codes
Series
Current Rating
Quantity
Type of Packaging
Lead Length
Refer to Amp Code column of
Electrical Specifications Table
N = 5000
P = 2000
M = 1000
H = 100
R = Reel
A = Ammo Pack
X = Loose Pack
The default lead length for Ammo pack and
Loose pack is now T1 for 251 series, and
remains T3 for 253 series, therefore:
T1 = 52.4mm (2.062”), 251 series only*
Blank = 52.4mm (2.062”) for 251 series*
or 73mm (2.874”) for 253 series**
L
HF = RoHS and Halogen-free
251 = Standard type
253 = Military type
Packaging Code
Quantity &
= RoHS
(for 251 Series only)
0251 xxxx N R T1 L
Condition I (100 G’s peak for 6
msecs.)
and up to 260ºC, maximum
UL 94V–0
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/251.html
T1 length is for 251 series only.
T3 length is for 253 series only.
or /253.html for current information.
© 2009 Littelfuse, Inc.
O
C