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R451.750L

更新时间： 2024-11-02 16:50:43
品牌 Logo 应用领域
力特 - LITTELFUSE 电路保护
页数 文件大小 规格书
1页 51K
描述
Electric Fuse, Very Fast Blow, 0.75A, 125VAC, 125VDC, Surface Mount, ROHS COMPLIANT

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R451.750L 技术参数

是否Rohs认证： 符合生命周期：Obsolete
包装说明：ROHS COMPLIANTReach Compliance Code：unknown
风险等级：5.27熔断特性：VERY FAST
主体宽度：2.69 mm主体高度：2.69 mm
主体长度或直径：6.1 mm电路保护类型：ELECTRIC FUSE
JESD-609代码：e0焦耳积分标称：
安装特点：SURFACE MOUNT最高工作温度：125 °C
最低工作温度：-55 °C包装方法：TAPE AND REEL
物理尺寸：6.1mm x 2.69mm x 2.69mm额定电流：0.75 A
额定电压（交流）：125 V额定电压（直流）：125 V
参考标准：CSA; UL表面贴装：YES
端子面层：Tin/Lead (Sn/Pb)端子形状：WRAPAROUND
Base Number Matches：1

R451.750L 数据手册

  
Surface Mount Fuses  
Subminiature Surface Mount  
NANO2® FUSE Very Fast-Acting 451/453 Series  
®
RoHS  
®
The Nano2 SMF Fuse is a very small, square surface mount fuse that is  
also available in a surface mount holder.  
• 451 Series RoHS Compliant version now available, use ordering suffix  
‘L’ (see example on data sheet).  
ELECTRICAL CHARACTERISTICS:  
% of Ampere  
Rating  
Ampere  
Rating  
Opening  
Time  
100%  
1/16–15  
4 hours, Minimum  
1/16–10  
12–15  
5 seconds, Maximum  
20 seconds, Maximum  
200%  
AGENCY APPROVALS: Recognized under the Components Program  
of Underwriters Laboratories and Certified by CSA. Approved by METI  
from 1 through 5 amperes.  
6.10  
(.240")  
2.69  
(.106")  
6.86  
(.270")  
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.  
F
3.15  
(.124")  
2.69  
(.106")  
INTERRUPTING RATINGS:  
1/16 – 8A 50 amperes at 125 VAC/VDC  
300 amperes at 32 VDC  
7 A  
2.95  
(.116")  
10A  
35 amperes at 125 VAC/50 amperes at 125 VDC  
300 amperes at 32 VDC  
1.45  
(.057")  
1.96  
12A – 15A 50 amperes at 65 VAC/VDC  
(.077")  
300 amperes at 24 VDC  
Recommended pad layout  
ENVIRONMENTAL SPECIFICATIONS:  
Average Time Current Curves  
Operating Temperature: –55°C to 125°C.  
Shock: MIL-STD-202, Method 213, Test Condition I  
(100 G’s peak for 6 milliseconds).  
100  
Vibration: MIL-STD-202, Method 201 (10–55 Hz).  
Salt Spray: MIL-STD-202, Method 101, Test Condition B.  
Insulation Resistance (After Opening): MIL-STD-202, Method  
302, Test Condition A, (10,000 ohms minimum).  
10  
Resistance to Soldering Heat: MIL-STD-202,  
Method 210, Test Condition B (10 sec. at 260°C).  
Thermal Shock: MIL-STD-202, Method 107,  
Test Condition B (–65 to 125°C).  
1
Moisture Resistance: MIL-STD-202, Method 106, High Humidity  
(90-98 RH), Heat (65°C).  
Tin-Lead  
Plated  
Silver  
Nominal  
Nominal  
0.1  
Plated  
Ampere Voltage Resistance Melting I2t  
Catalog # Catalog # Rating  
Rating Cold Ohms  
A2 Sec.  
–
R451.062  
R451.080  
R451.100  
R451.125  
0453.160  
0453.200  
0453.250  
0453.315  
0453.375  
0453.400  
0453.500  
0453.630  
0453.750  
0453.800  
0.062  
0.080  
0.100  
0.125  
0.160  
0.200  
0.250  
0.315  
0.375  
0.400  
0.500  
0.630  
0.750  
0.800  
1.0  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
125  
65  
5.50  
0.00019  
0.00033  
0.00138  
0.00286  
0.00306  
0.00652  
0.01126  
0.0231  
0.0425  
0.0484  
0.0795  
0.143  
–
4.05  
–
–
3.10  
0.01  
0.001  
1.70  
R451.160  
R451.200  
R451.250  
R451.315  
R451.375  
R451.400  
R451.500  
R451.630  
R451.750  
R451.800  
1.80  
1.40  
1.05  
0.78  
0.610  
0.560  
0.420  
0.305  
0.245  
0.212  
0.153  
0.0780  
0.0630  
0.0580  
0.0367  
0.0286  
0.0227  
0.0215  
0.0200  
0.0160  
0.0125  
0.0096  
0.0090  
0.0077  
0.0056  
0.0049  
0.0037  
0.05 0.1  
1
10  
100  
1000  
CURRENT IN AMPERES  
PHYSICAL SPECIFICATIONS:  
Materials: Body: Ceramic  
Terminations: Tin-Lead Alloy  
RoHS Compliant Terminations: Gold over Nickel Plated Caps(451)  
Silver Plated Caps(453)  
Soldering Parameters(see page 3 for typical soldering profile):  
Wave Solder — 260°C, 10 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 451 series add the letter ‘L’ to end of packaging  
suffix. Example: R451001.MRL (RoHS Compliant 1A, 1,000 per reel).  
0.185  
0.271  
R451 001. 0453 001.  
R451 1.25 0453 1.25  
R451 01.5 0453 01.5  
R451 01.6 0453 01.6  
R451 002. 0453 002.  
R451 02.5 0453 02.5  
R451 003. 0453 003.  
R451 3.15 0453 3.15  
R451 03.5 0453 03.5  
R451 004. 0453 004.  
R451 005. 0453 005.  
R451 06.3 0453 06.3  
R451 007. 0453 007.  
R451 008. 0453 008.  
R451 010. 0453 010.  
R451 012. 0453 012.  
R451 015. 0453 015.  
0.459  
1.25  
1.5  
0.664  
0.853  
1.6  
1.060  
2.0  
0.530  
2.5  
1.029  
3.0  
1.650  
3.15  
3.5  
1.920  
2.469  
4
3.152  
5
5.566  
6.3  
9.17  
7
10.32  
8
20.23  
10  
26.46  
12  
47.97  
15  
65  
97.82  
PATENTED  
Refer to pg. 374 for SMF Omni-Blok® Holder, Series 154 000.  
374  
www. lit t elf us e. c om  
1

中文翻译

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R451.750L 替代型号

型号 品牌 替代类型 描述 数据表
0453.750MR LITTELFUSE

类似代替

 Surface Mount Fuses NANO2® > Very Fast-Actin
R451.750 LITTELFUSE

功能相似

 NANO2 FUSE Very Fast-Acting 451/453 Series

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