LTP310

Current - Hold (Ih) (Max):	3.1A
Approvals:	--
Lead Spacing:	--
Package / Case:	Strap
Mounting Type:	User Defined
Ratings:	--
Operating Temperature:	--
Time to Trip:	5s
Current - Trip (It):	6A
Series:	PolySwitch®, LTP
Current - Max:	100A
Voltage - Max:	24V
Type:	Polymeric
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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PTC Resettable Fuses

PTC Resettable Fuses are circuit breakers used to protect against overload of current. They function by detecting an excessive amount of current passing through the circuit, and, when that occurs, the circuit breaker trips to prevent any further current from passing through. The PTC Resettable Fuse, specifically, operates in a unique way: it uses a Positive Temperature Coefficient (PTC) element. This element, which is composed of a ceramic material, acts as a thermal sensor, detecting when the surrounding environment is too hot for the PTC Resettable Fuse to operate safely. In such cases, the PTC Resettable Fuse will trip and cut off the power supply.The LTP310 is a PTC Resettable Fuse specifically designed for application in mobile phone chargers. The device has a one-time, self-resetting feature to handle fast transient surges, and a low resistance of 0.03 ohms, which allows for efficient current conduction. In the event of an overload or short circuit, the LTP310 will trip, cutting off the instantaneous overcurrent and allowing for safe and reliable operation.The mechanism of this PTC Resettable Fuse is based on the resistive element inside, which is composed of a ceramic material. This element has a Positive Temperature Coefficient (PTC) which means there will be an increase in the resistance of the element when the temperature exceeds a certain limit. This allows the LTP310 to detect the occurrence of overcurrent and trips automatically when the current exceeds the rated value.The LTP310 has several benefits over other PTC Resettable fuses, including its low resistance and low thermal sensitivity. It has a high breakdown voltage that enables it to withstand current transients and surges, and its self-resetting feature allows for easier and safer operation. Additionally, the LTP310 has a wide range of temperature ratings between -40 and +125°C, making it suitable for use in most climates and applications.Overall, the LTP310 has wide applications in the electronics industry and is an efficient way to protect equipment from excessive current. Its PTC element allows it to provide reliable and safe operation, while its self-resetting feature and wide range of temperature ratings makes it a versatile and convenient PTC Resettable Fuse.

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