044607.5ZRP [LITTELFUSE]
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LITTELFUSE 
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Surface Mount Fuses
350 Volt Surface Mount Fuse
®
®
EBF Fuse Fast-Acting Type 446/447 Series
•
Ideal for use in electronic lighting ballast, power supply and power
inverter applications.
•
•
Rated for use in 125, 250, 277 and 350 VAC circuits.
Based on the proven reliability of the automotive MINI® Fuse; avail-
able from 2 through 10 amperes.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Opening
Time
100%
200%
4 hours, Minimum
0.15 sec. Min., 5 Sec. Max
AGENCY APPROVALS: Recognized under the Components
Program of Underwriters Laboratories and CSA Certified. Approved by
METI to 5 amperes.
Reference Dimensions
(Inches):
Recommended
Pad Layout:
447 Mounting
Holes:
AGENCY FILE NUMBERS: UL: E71611, CSA LR 29862.
INTERRUPTING RATINGS: 100 amperes at 350 VAC, 50 amperes
at 125 VDC and 450 amperes at 60VDC
1.44
(.057")
1.27
P
LF
(.050") Dia
4.03
(.159")
3.81
(.150")
2
350V
5.91
10.11
(.398")
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: –40°C to +125°C.
(.233")
10.92
(.430")
8.81
(.347")
1.52
(.060")
PHYSICAL SPECIFICATIONS:
Materials: Body: Plastic Body
Terminations: Tin-Lead (95/5) plated Zn, Ni barrier
8.76
(.345")
Soldering Parameters:
Reflow Solder — 235°C, 5 seconds maximum.
No-clean process recommended.
Wave Solder — Not recommended.
Non-plated terminal surfaces may not meet
MIL-STD-202, Method 208.
3.2
(.126")
1.50 (.059") MAX
5.59
(.220")
3.2 (.126")
7
(.032")
0.81
0.81
(.032")
PACKAGING SPECIFICATIONS:
(.295")
7.49
24mm Tape and Reel per EIA-RS481
(Equivalent to IEC 286, part 3); 800 fuses per reel,
add packaging suffix, ZR.
Average Time Current Curves
Shelf Life: Up to 1 year in Factory sealed packaging.
ORDERING INFORMATION:
1000
Ampere
Rating
(A)
Voltage
Rating
(VAC)
Nominal
Cold
Resistance(Ω)
Nominal
Melting I2t
(A2sec)
Catalog
Number
0446 002.
0446 003.
0446 004.
0446 005.
0446 07.5
0446 010.
2
3
4
5
7.5
10
350
350
350
350
350
350
0.0560
0.0340
0.0240
0.0180
0.0110
0.0073
2.8
9.4
17
25
68
93
100
10
1
®
®
EBF Fuse Fast-Acting Type 447 Series
•
Through-hole version of the 446 series.
ELECTRICAL CHARACTERISTICS: Same as 446 Series.
Dimensions: Contact Littelfuse for specifications.
Soldering Parameters: Contact Littelfuse for soldering parameters.
Inside terminal face of each lead is non-plated zinc. Non-plated zinc
terminal faces may not meet MIL-STD-202, method 208. To ensure that
the fuse is acceptable for the application, appropriate application testing
should be performed.
0.1
0.01
Packaging Specifications: Bulk Pack (4,000 pieces per pack)
0.1
1
10
100
1000
CURRENT IN AMPERES
277
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