Resistance - 25°C (Typ):	1.2 Ohms
Approvals:	UL
Lead Spacing:	0.197" (5.00mm)
Thickness (Max):	--
Height - Seated (Max):	0.563" (14.30mm)
Size / Dimension:	0.366" Dia x 0.138" W (9.30mm x 3.50mm)
Package / Case:	Radial, Disc
Mounting Type:	Through Hole
Ratings:	--
Operating Temperature:	-30°C ~ 85°C
Series:	POSISTOR®, PTGL
Current - Trip (It):	936mA
Current - Hold (Ih) (Max):	704mA
Current - Max:	6A
Voltage - Max:	30V
Type:	Ceramic
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Introduction to PTC Resettable Fuses

PTC resettable fuses, also known as Positive Temperature Coefficient (PTC) Resettable Fuses, are a type of electrical components designed and manufactured to protect electrical and electronic equipment in the event of over-current. They are different from traditional fuses, which have to be replaced when they are used once. PTC resettable fuses have the ability to reset themselves after they have been tripped, thus allowing them to be used multiple times without the need to be replaced.

Overview of PTGL09AS1R2K2B51A0 PTC Resettable Fuse

PTGL09AS1R2K2B51A0 is a self-resetting thermal-safeguard PTC Resettable Fuse, which means it is designed to protect against over-current and its own overheating. The fuse also has a rapid response time, which means it can help protect against faults before excessive current causes damage to other components. As with most PTC resettable fuses, this one features an easy-open connectors, meaning it is easy to change the connection when the fuse is tripped. It also has a low profile, making it suitable for use in hard-to-reach locations.

Application field and Working Principle of PTGL09AS1R2K2B51A0 PTC Resettable Fuse

PTGL09AS1R2K2B51A0 PTC Resettable Fuses are designed to protect against electrical and electronic components from over voltage and power surges. They are versatile and can be used in a range of applications, including automotive, industrial, and consumer electronics.The working principle of this type of resettable fuse is based on the principle of Positive Temperature Coefficient (PTC). When the current passes through the fuse, the PTC element of the fuse increases its resistance as the temperature rises, until the fuse trips and cuts the circuit. When the current flow is reduced or stopped, the PTC element returns to its original state and the fuse resets itself.PTC fuses are advantageous over traditional fuses in that they can be used multiple times without the need to be replaced. This makes them more cost-effective and environmentally friendly.

Conclusion

In conclusion, PTGL09AS1R2K2B51A0 PTC Resettable Fuse is a cost-effective and environmentally friendly product that is suitable for a range of applications. Its self-resetting functionality makes it a great choice for users looking for reliable protection from over-current and power surges.

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