PTCCL05H940ETE

PTC resettable fuses are electronic components which are primarily used in audio and video products for overload protection. When a current overload is detected, a PTC fuse will open the circuit, allowing the current to flow through to the destination unhindered. The device then begins to cool down, eventually drawing the current back into the circuit when it reaches a safe level. This makes them ideal for use in audio and video products as they can be reset quickly, allowing the user to continue using the product without suffering from an inconvenient power outage.

PTCCL05H940ETE is a current limiting resettable PTC fuse specifically designed for use in audio-video and telecommunication applications. It is composed of a positive temperature coefficient (PTC) resistor and a thermal cutoff, providing highly reliable protection against overcurrents in the form of short-term overloads, as well as long-term overloads. The device\'s thermal cutoff feature serves to prevent a fire hazard which can occur when power levels are too high. As such, it is extremely important in audio-video and telecommunications applications where power levels are relatively high and safety is a priority.

In terms of its application field, PTCCL05H940ETE is suitable for providing overload protection in audio and video receivers such as DVDs, TVs, and car amplifiers. It can also be used in combination with power supplies and charging circuits as a means of protecting against overloads caused by short-circuits or current spikes. Finally, it can also be used in voice and data communication systems which employ multiple power sources or switching components.

When it comes to its working principle, the PTCCL05H940ETE resettable PTC fuse is designed to be thermally sensitive, meaning that when power levels rise beyond a certain point, the device will cut off the flow of current, thereby limiting the current that is allowed to flow through the circuit. This is done by using a positive temperature coefficient (PTC) resistor to detect when the temperature of the fuse has risen beyond a certain point, and when it does, the device opens the circuit, interrupting the flow of current. The device then starts to cool down, allowing the current to gradually return to its initial level. When the current reaches a safe level, the device then switches back to its open state, allowing the circuit to resume its normal operation.

In conclusion, PTCCL05H940ETE is an ideal choice for providing reliable overload protection in audio and video products, data communication systems, and power supplies. With its combination of a PTC resistor and a thermal cutoff, it can safely prevent dangerous current levels from damaging delicate equipment or causing hazardous fires. Furthermore, its resetting feature allows users to quickly recover from overloads and continue using the product without interruption.