CMF-RD50-10-0

Time to Trip:	100ms
Approvals:	--
Lead Spacing:	0.138" (3.50mm)
Thickness (Max):	--
Height - Seated (Max):	0.374" (9.50mm)
Size / Dimension:	0.394" L x 0.346" W (10.00mm x 8.80mm)
Package / Case:	Radial, Box
Mounting Type:	Through Hole
Ratings:	--
Operating Temperature:	--
Resistance - 25°C (Typ):	50 Ohms
Series:	CMF-RD
Current - Trip (It):	190mA
Current - Hold (Ih) (Max):	90mA
Current - Max:	3A
Voltage - Max:	230V (600V Int)
Type:	Ceramic
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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PTC Resettable Fuses - CMF-RD50-10-0

PTC resettable fuses are devices used to protect equipment and components from over-current damage caused by short circuits. PTC stands for positive temperature coefficient, which means that their resistance increases with increasing temperature. The CMF-RD50-10-0 is a type of PTC resettable fuse developed by NOARK Electric, specifically designed for low direct-current applications such as solar, LED lighting, and DC motor control applications.

How Does It Work?

The CMF-RD50-10-0 is a self-resetting fuse, meaning it will reset automatically after the fault is cleared. When a current flows through the device, the resistance increases exponentially, slowly reducing the current until it is so low that it cannot cause any more damage. Upon resetting, the current is able to flow normally once again.

Application Fields

The CMF-RD50-10-0 is mainly used for solar, LED lighting and DC motor control applications. In solar applications, it is used to protect solar panels from damage due to high current levels, while in LED lighting applications, it helps prevent damage from spikes in current. In DC motor control applications, it ensures that motors do not overheat while running.

Advantages

One of the main advantages of using the CMF-RD50-10-0 is cost savings. In many cases, it can replace more expensive fuse devices, leading to a lower cost overall. It is also environmentally friendly, since it does not require replacing after each fault. Additionally, it is small and easy to install, making it ideal for use in tight spaces. Finally, it is UL registered and rated for up to 600VAC and 10A of current, making it suitable for a wide range of applications.

Conclusion

The NOARK CMF-RD50-10-0 PTC Resettable Fuse is an ideal solution for protecting equipment and components in solar, LED lighting and DC motor control applications from over-current damage caused by short circuits. It is relatively inexpensive, environmentally friendly, easy to install, and UL rated for up to 600VAC and 10A of current. For these reasons, it is an excellent choice for those looking for reliable, cost-effective current protection.

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