PTR030V0090-BK

Resistance - Initial (Ri) (Min):	70 mOhms
Approvals:	cURus, TUV
Lead Spacing:	0.197" (5.00mm)
Thickness (Max):	--
Height - Seated (Max):	0.480" (12.20mm)
Size / Dimension:	0.291" L x 0.118" W (7.40mm x 3.00mm)
Package / Case:	Radial, Disc
Mounting Type:	Through Hole
Ratings:	--
Operating Temperature:	-40°C ~ 85°C
Resistance - Post Trip (R1) (Max):	220 mOhms
Series:	PolyTron™, PTR030V
Time to Trip:	5.9s
Current - Trip (It):	1.8A
Current - Hold (Ih) (Max):	900mA
Current - Max:	40A
Voltage - Max:	30V
Type:	Polymeric
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to PTC Resettable Fuses

PTC resettable fuses, also known as polymeric positive temperature coefficient (PPTC) resettable fuses, are electronic protections elements that provide current and overcurrent protection. They are used in a wide range of applications, from automobiles to consumer electronics such as computers and cellphones. PTC resettable fuses are particularly useful for applications with high current demand, as they are able to provide instantaneous overcurrent protection.

The PTC030V0090-BK is a type of PTC resettable fuse. This device is especially designed for applications that require a stable and reliable overcurrent protection without the need of replacing any parts after an overload or short circuit occurs. PTC030V0090-BK features a low trip current that is suitable for use in high-current applications. It also offers overcurrent protection up to 250VAC and up to 200 Amps. Application Field of PTC030V0090-BK

PTC resettable fuses, such as PTC030V0090-BK, are a great choice for applications that require overcurrent and overvoltage protection. These fuses are commonly used in circuit protection of appliances, consumer electronics, automotive systems, power supplies, power cord outlets, and other related applications. Due to their ability to reset after a short circuit or overcurrent event, PTC resettable fuses are also often used in places where a traditional fuse would be more costly or challenging to replace, such as in medical equipment and electrical systems.

The PTC030V0090-BK is specifically designed for applications that require a reliable and stable overcurrent protection. It is a great fit for medium and high-current applications. It is suitable for use in automotive systems, power supplies, and other related applications.Working Principle of PTC030V0090-BK

PTC resettable fuses, such as PTC030V0090-BK, are current-limiting devices that utilize a polymeric positive temperature coefficient (PPTC) material within the fuse body. This material acts as a switch that opens and closes when exposed to an increase in temperature due to an overcurrent or short circuit event. When an overcurrent or short circuit occurs, the PPTC material will heat up, causing the switch to open. This forces the current to be limited and the fuse to trip. The effect of the PPTC material will dissipate over time, allowing the fuse to reset itself. This allows the device to be reused without the need of replacing the fuse.

PTC030V0090-BK is designed to provide a stable and reliable protection in applications that require up to a maximum current of 200A and up to 250VAC rating. It is capable of tripping at a lower current than traditional fuses, allowing it to offer a reliable protection even in high current applications. This product also has an impressive life cycle rating of up to 200,000 cycles, which is suitable for use in applications that require continuous protection.

In conclusion, PTC resettable fuses, such as PTC030V0090-BK, are ideal for use in applications that require overcurrent and overvoltage protection. They are designed to offer quick response times and reset reliably after a short circuit or overcurrent event. This makes them ideal for use in applications that require continuous protection or for those applications where replacing a traditional fuse may be costly or challenging. PTC030V0090-BK specifically designed for medium and high-current applications and can provide excellent protection due to its low trip current and impressive life cycle rating.

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