R452.375 Littelfuse Inc, R452.375 Datasheet

Surface Mount Fuse

R452.375

Manufacturer Part Number
R452.375
Description
Surface Mount Fuse
Manufacturer
Littelfuse Inc
Series
452r
Datasheets

Specifications of R452.375

Fuse Current
375mA
Fuse Size
6.10 X 2.69 X 2.69mm
Peak Reflow Compatible (260 C)
No
Current Rating
375mA
Body Material
Ceramic
Fuse Terminals
SMD Caps
Leaded Process Compatible
No
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R452.375
Manufacturer:
AMP
Quantity:
38 080
NANO
The NANO
over the NANO
fuse design helps solve the problem of nuisance “opening” by accommo-
dating inrush currents that normally cause a fast-acting fuse to open.
ELECTRICAL CHARACTERISTICS:
AGENCY APPROVALS:
of Underwriters Laboratories and Certified by CSA.
AGENCY FILE NUMBERS:
INTERRUPTING RATINGS:
50 amperes at 125 VAC/VDC
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature:
Shock:
6 milliseconds).
Vibration:
Salt Spray:
Insulation Resistance (After Opening):
Method 302, Test Condition A, (10,000 ohms minimum).
Resistance to Soldering Heat:
(3 sec. at 260°C).
Thermal Shock:
Test Condition B (–65 to 125°C).
Moisture Resistance:
High Humidity (90-98 RH), Heat (65°C).
PHYSICAL SPECIFICATIONS:
Materials:
Soldering Parameters:
Solderability:
PACKAGING SPECIFICATIONS:
RS481-1 (IEC 286, part 3); 1,000 per reel; 5,000 piece reel also available.
Marking:
“T” to designate time delay characteristics.
PATENTED
ORDERING INFORMATION:
R452.375
R452.500
R452.750
R452 001.
R452 01.5
R452 002.
R452 02.5
R452 003.
R452 03.5
R452 004.
R452 005.
Catalog # Catalog # Rating
Tin-Lead
% of Ampere
Plated
Rating
100%
200%
300%
800%
MIL-STD-202, Method 213, Test Condition I (100 G’s peak for
Wave Solder — 260°C, 3 seconds maximum
Reflow Solder — 230°C, 30 seconds maximum
2
The 452/454 series Slo-Blo fuse marking includes the letter
Slo-Blo fuse has enhanced inrush withstand characteristics
MIL-STD-202, Method 201 (10–55 Hz, .06 in. total excursion).
Body: Ceramic
Terminations: Tin-Lead Alloy or Silver
Plated Brass Caps.
MIL-STD-202, Method 101, Test Condition B (48 hrs.).
0454.375
0454.500
0454.750
0454 001.
0454 01.5
0454 002.
0454 02.5
0454 003.
0454 03.5
0454 004.
0454 005.
2
Plated
Silver
Fast-Acting fuse. The unique time delay feature of this
MIL-STD-202, Method 208.
Slo-Blo
MIL-STD-202, Method 107,
4 hours, Minimum
1 second, Min.; 60 seconds, Max.
0.2 seconds, Min.; 3 seconds, Max.
0.02 seconds, Min.; 0.1 seconds, Max.
Ampere Voltage
MIL-STD-202, Method 106,
®
Recognized under the Components Program
3/8
1/2
3/4
1
2
3
–55°C to 125°C.
Fuse 452/454 Series
1
2
3
4
5
1
1
1
/
/
/
2
2
2
UL E10480, CSA LR 29862.
MIL-STD-202, Method 210,
Rating
12mm Tape and Reel per EIA-
125
125
125
125
125
125
125
125
125
125
125
Opening
Time
MIL-STD-202,
Resistance Melting I
Cold Ohms
Nominal
1.20
0.700
0.360
0.225
0.0930
0.0625
0.0450
0.0340
0.0224
0.0186
0.0136
Next
w w w . l i t t e l f u s e . c o m
Nominal
A
15.0
20.16
26.53
34.40
53.72
2
0.101
0.240
0.904
1.98
3.65
8.20
Sec.
2
t
Refer to pg. 271 for SMF Omni-Blok
Average Time Current Curves
1000
0.01
100
0.1
10
Previous
1
0.1
Recommended pad layout
(.077")
1.96
(.270")
(.124")
(.116")
6.86
3.15
2.95
1
Surface Mount Fuses
CURRENT IN AMPERES
Subminiature Surface Mount
10
®
Holder, Series 154 000T.
(.057")
1.45
F
(.240")
100
1 A
6.10
(.106")
2.69
T
®
(.106")
269
2.69
1000
®
7

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