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BK1/MCRS1.25A PDF预览

BK1/MCRS1.25A

更新时间： 2024-11-13 03:27:35
品牌 Logo 应用领域
库柏 - COOPER /
页数 文件大小 规格书
2页 241K
描述
Electric Fuse, Slow Blow, 1.25A, 125VAC, 125VDC, 50A (IR), Through Hole, ROHS COMPLIANT

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BK1/MCRS1.25A 数据手册

 浏览型号BK1/MCRS1.25A的Datasheet PDF文件第2页 
HALOGEN  
®
Subminiature Microtron Fuses  
MCRS Series, Time-Delay, Wire-in-Air  
HF  
FREE  
Description  
• Axial-leaded time-delay thru-hole fuse  
• Matte tin-plated copper lead wires  
• High temperature epoxy plastic body, UL 94V0  
Electrical Characteristics  
% of Amp Rating  
100%  
Opening Time  
4 hours minimum  
200%  
30 seconds maximum  
Agency Information  
• UL Recognition Guide & File numbers: JDYX2 &  
Dimensions - mm (in)  
E19180.  
3.18 0.1__ _  
• CSA Certification Record No: LR 701159 & Class No:  
1422 30 and 1422 01.  
7.1 0.5  
(0.280 0.020)  
(0.125 0.004)  
"A"  
Environmental Data  
0.81 dia.  
(0.032)  
• Shock resistance: MIL-STD-202, Method 213B, Test  
Packaging Code  
“A” Length  
Condition I (Sawtooth)  
BK1  
TR1  
1.5"  
1.13"  
• Vibration resistance: MIL-STD-202, Method 201  
(10-55Hz x 3 axis/ no load)  
3.18 0.1  
diameter  
(0.125 0.004)  
• Moisture resistance: MIL-STD-202F, Method 106  
• Soldering heat resistance: MIL-STD-202, Method 210  
Top side (260ºC, 20 sec)  
End View  
0.81  
diameter  
(0.032)  
• Salt spray: MIL-STD-202, Method 101, Test Condition  
B (48 Hours)  
Construction  
• Solderability MIL-STD-202, Method 208H  
• Operating Temperating: -55ºC to 125ºC  
Ordering  
Specify packaging  
• Insert packaging code prefix before part number.  
E.g., TR1 (or BK1)/MCRS5A  
Specifications  
Rating* (amps)  
Voltage  
Rating  
Vac/dc  
125  
Interrupting  
Resistance  
(Ω)**  
Typical  
3.20  
Typical  
Typical  
Voltage  
Drop‡  
2.20  
2.02  
1.69  
1.42  
1.09  
0.91  
0.77  
0.7  
Part Number  
Melt  
2
Vac  
Vdc  
300  
300  
300  
300  
300  
300  
300  
300  
300  
300  
300  
300  
300  
300  
I t†  
MCRS250mA  
MCRS300mA  
MCRS375mA  
MCRS500mA  
MCRS750mA  
MCRS1A  
50  
50  
50  
50  
50  
50  
50  
50  
50  
50  
50  
50  
50  
50  
0.042  
0.056  
0.101  
0.18  
0.44  
0.78  
1.41  
1.9  
125  
2.57  
125  
1.66  
125  
1.07  
125  
0.55  
125  
0.36  
MCRS1.25A  
MCRS1.5A  
MCRS2A  
125  
0.23  
125  
0.18  
125  
0.12  
3.4  
0.59  
0.5  
MCRS2.5A  
MCRS3A  
125  
0.08  
6.1  
125  
0.06  
8.1  
0.45  
0.38  
0.29  
0.25  
MCRS4A  
125  
0.04  
15  
MCRS5A  
125  
0.02  
35  
MCRS7A  
125  
0.01  
63  
*
AC Interrupting Rating (Measured at designated voltage, 100%) DC Interrupting Rating (Measured at  
designated voltage, rise time of less than 50 microseconds, battery source)  
** DC Cold Resistance (Measured at 10% of rated current)  
2
†
‡
Typical Melting I t (Measured with a battery bank at rated DC voltage, 10x-rated current, rise time of  
calibrated circuit less than 50 microseconds)  
Typical Voltage Drop (Measured at rated current after temperature stabilizes)  
0709 BU-SB09025  
Page 1 of 2  
Data Sheet 4075  
12

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