参数资料
型号: 0452.750L
元件分类: 保险丝
英文描述: SLOW BLOW ELECTRIC FUSE, 0.75A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT
封装: ROHS COMPLIANT
文件页数: 1/1页
文件大小: 519K
代理商: 0452.750L
377
Surface Mount Fuses
www .littelfuse .com
Subminiature Surface Mount
NANO2 Slo-Blo Fuse 452/454 Series
Tin-Lead
Silver
Nominal
Plated
Ampere
Voltage
Resistance Melting I2t
Catalog # Catalog #
Rating
Cold Ohms
A2 Sec.
0452.375
0454.375
3/8
125
1.20
0.101
0452.500
0454.500
1/2
125
0.700
0.240
0452.750
0454.750
3/4
125
0.360
0.904
0452 001.
0454 001.
1
125
0.225
1.98
0452 01.5
0454 01.5
11/2
125
0.0930
3.65
0452 002.
0454 002.
2
125
0.0625
8.20
0452 02.5
0454 02.5
21/2
125
0.0450
15.0
0452 003.
0454 003.
3
125
0.0340
20.16
0452 03.5
0454 03.5
31/2
125
0.0224
26.53
0452 004.
0454 004.
4
125
0.0186
34.40
0452 005.
0454 005.
5
125
0.0136
53.72
The NANO2 Slo-Blo fuse has enhanced inrush withstand characteristics
over the NANO2 Fast-Acting fuse. The unique time delay feature of this fuse
design helps solve the problem of nuisance “opening” by accommodating
inrush currents that normally cause a fast-acting fuse to open.
452 Series RoHS Compliant version now available, use ordering suffix ‘L’
(see example on data sheet).
ELECTRICAL CHARACTERISTICS:
% of Ampere
Opening
Rating
Time
100%
4 hours,
Minimum
200%
1 second,
Min.; 60 seconds, Max.
300%
0.2 seconds,
Min.; 3 seconds, Max.
800%
0.02 seconds,
Min.; 0.1 seconds, Max.
AGENCY APPROVALS: Recognized under the Components Program of
Underwriters Laboratories and Certified by CSA.
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
INTERRUPTING RATINGS:
50 amperes at 125 VAC/VDC; 300 amperes at 32 VDC
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: –55°C to 125°C.
Shock: MIL-STD-202, Method 213, Test Condition I (100 G’s peak for
6 milliseconds).
Vibration: MIL-STD-202, Method 201 (10–55 Hz, .06 in. total excursion).
Salt Spray: MIL-STD-202, Method 101, Test Condition B (48 hrs.).
Insulation Resistance (After Opening): MIL-STD-202,
Method 302, Test Condition A, (10,000 ohms minimum).
Resistance to Soldering Heat: MIL-STD-202, Method 210,
(3 sec. at 260°C).
Thermal Shock: MIL-STD-202, Method 107,
Test Condition B (–65 to 125°C).
Moisture Resistance: MIL-STD-202, Method 106,
High Humidity (90-98 RH), Heat (65°C).
PHYSICAL SPECIFICATIONS:
Materials: Body: Ceramic
Terminations: Tin-Lead Alloy
RoHS Compliant Terminations: Gold over Nickel Plated Caps(452)
Silver Plated Caps(454)
Soldering Parameters:
Wave Solder — 260°C, 3 seconds maximum
Reflow Solder — 260°C, 30 seconds maximum
Solderability: MIL-STD-202, Method 208.
PACKAGING SPECIFICATIONS: 12mm Tape and Reel per
EIA-RS481-1 (IEC 286, part3); 1,000 pieces per reel, add packaging
suffix, MR; 5,000 per reel, add packaging suffix NR.
Options: For RoHS Compliant 452 series add the letter ‘L’ to end of packaging
suffix. Example: 0452001.MRL (RoHS Compliant 1A, 1,000 per reel).
PATENTED
ORDERING INFORMATION:
1000
100
10
1
0.1
0.01
1000
100
10
1
0.1
3/8A
1/2A
3/4A
1A
1
1/2A
2A
2
1/2A
3A
3
1/2A
4A
5A
TIME
IN
SECONDS
CURRENT IN AMPERES
Refer to pg. 271 for SMF Omni-Blok Holder, Series
154 000T.
Average Time Current Curves
1 A
T
6.86
(.270")
3.15
(.124")
2.95
(.116")
1.96
(.077")
2.69
(.106")
2.69
(.106")
1.45
(.057")
6.10
(.240")
Recommended pad layout
F
RoHS
10
SURF
A
CE
MOUNT
FUSES
CH10 Surface Mount_VI
7/20/06
3:25 AM
Page 377
相关PDF资料
PDF描述
0452001.L SLOW BLOW ELECTRIC FUSE, 1A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT
0452002.L SLOW BLOW ELECTRIC FUSE, 2A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT
0452003.L SLOW BLOW ELECTRIC FUSE, 3A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT
0452004.L SLOW BLOW ELECTRIC FUSE, 4A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT
0452005.L SLOW BLOW ELECTRIC FUSE, 5A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT
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