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MF-RX185/72-2-14 PDF预览

MF-RX185/72-2-14

更新时间: 2024-09-18 19:10:35
品牌 Logo 应用领域
伯恩斯 - BOURNS 电阻器
页数 文件大小 规格书
5页 234K
描述
PTC Resettable Fuse

MF-RX185/72-2-14 技术参数

是否Rohs认证: 符合生命周期:Active
Reach Compliance Code:compliantFactory Lead Time:3 weeks
风险等级:5.58JESD-609代码:e3
电阻器类型:PTC RESETTABLE FUSE端子面层:Tin (Sn)
Base Number Matches:1

MF-RX185/72-2-14 数据手册

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Features  
Applications  
Almost anywhere there is a low voltage  
power supply, up to 72 V and a load to be  
protected, including:  
Security and fire alarm systems  
Loudspeakers  
72 V rated  
Radial leaded devices  
Cured, flame retardant epoxy polymer  
insulating material meets  
UL 94V-0 requirements  
R
4
X
1
0
1
S
0
1
8
RoHS compliant*  
Power transformers  
Agency recognition:  
MF-RX/72 Series - PTC Resettable Fuses  
Electrical Characteristics  
1 Hour (R )  
Post-Trip  
Resistance  
Tripped  
Power  
Dissipation  
1
Initial  
Resistance  
Max. Time  
To Trip  
I
I
trip  
hold  
V max.  
Model  
I max.  
Amps  
Amperes  
at 23 °C  
Hold  
Ohms  
at 23 °C  
Ohms  
at 23 °C at 23 °C  
Max.  
Amperes Seconds  
Watts  
Volts  
at 23 °C at 23 °C  
Trip  
Min.  
Max.  
2.84  
1.95  
1.36  
0.86  
0.77  
0.48  
0.40  
0.31  
0.25  
0.19  
0.14  
0.12  
0.08  
0.06  
0.05  
Typ.  
MF-RX020/72  
MF-RX025/72  
MF-RX030/72  
MF-RX040/72  
MF-RX050/72  
MF-RX065/72  
MF-RX075/72  
MF-RX090/72  
MF-RX110/72  
MF-RX135/72  
MF-RX160/72  
MF-RX185/72  
MF-RX250/72  
MF-RX300/72  
MF-RX375/72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
72  
40  
40  
40  
40  
40  
40  
40  
40  
40  
40  
40  
40  
40  
40  
40  
0.20  
0.25  
0.30  
0.40  
0.50  
0.65  
0.75  
0.90  
1.10  
1.35  
1.60  
1.85  
2.50  
3.00  
3.75  
0.40  
0.50  
0.60  
0.80  
1.00  
1.30  
1.50  
1.80  
2.20  
2.70  
3.20  
3.70  
5.00  
6.00  
7.50  
1.50  
1.00  
0.76  
0.52  
0.41  
0.27  
0.18  
0.14  
0.15  
0.12  
0.09  
0.08  
0.05  
0.04  
0.03  
4.40  
3.00  
2.10  
1.29  
1.17  
0.72  
0.60  
0.47  
0.38  
0.30  
0.22  
0.19  
0.13  
0.10  
0.08  
1.0  
1.25  
1.5  
2.2  
2.5  
3.0  
0.40  
0.45  
0.50  
0.55  
0.75  
0.90  
0.90  
1.00  
1.50  
1.70  
1.90  
2.10  
2.50  
2.80  
3.20  
2.0  
3.9  
2.5  
4.0  
3.25  
3.75  
4.5  
5.3  
6.3  
7.2  
5.5  
8.2  
6.75  
8.0  
9.25  
12.5  
15.0  
9.6  
11.4  
12.6  
15.6  
19.8  
24.0  
18.75  
Environmental Characteristics  
Operating/Storage Temperature ........................-40 °C to +85 °C  
Maximum Device Surface Temperature  
in Tripped State ................................................125 °C  
Passive Aging......................................................+85 °C, 1000 hours .................................... 5 ꢀ typical resistance change  
Humidity Aging....................................................+85 °C, 85 ꢀ R.H. 1000 hours .................. 5 ꢀ typical resistance change  
Thermal Shock....................................................+85 °C to -55 °C, 10 times ........................ 10 ꢀ typical resistance change  
Solvent Resistance ............................................MIL-STD-202, Method 215 ........................No change  
Vibration..............................................................MIL-STD-883C, Method 2007.1, ................No change  
Condition A  
Test Procedures And Requirements For Model MF-RX/72 Series  
Test  
Test Conditions  
Accept/Reject Criteria  
Visual/Mech. ......................................................Verify dimensions and materials ................Per MF physical description  
Resistance ..........................................................In still air @ 23 °C........................................Rmin R Rmax  
Time to Trip ........................................................5 times Ihold, Vmax, 23 °C ........................T max. time to trip (seconds)  
Hold Current ......................................................30 min. at Ihold ..........................................No trip  
Trip Cycle Life ....................................................Vmax, Imax, 100 cycles ..............................No arcing or burning  
Trip Endurance....................................................Vmax, 48 hours ..........................................No arcing or burning  
UL File Number ..................................................E 174545S  
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex  
Specifications are subject to change without notice.  
Customers should verify actual device performance in their specific applications.  

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