AHEF500

Resistance - Initial (Ri) (Min):	15 mOhms
Approvals:	--
Lead Spacing:	0.199" (5.05mm)
Thickness (Max):	--
Height - Seated (Max):	0.949" (24.10mm)
Size / Dimension:	0.551" L x 0.150" W (14.00mm x 3.80mm)
Package / Case:	Radial, Disc
Mounting Type:	Through Hole
Ratings:	AEC-Q200
Operating Temperature:	-40°C ~ 125°C
Resistance - Post Trip (R1) (Max):	40 mOhms
Series:	PolySwitch®, AHEF
Time to Trip:	9s
Current - Trip (It):	10A
Current - Hold (Ih) (Max):	5A
Current - Max:	100A
Voltage - Max:	32V
Type:	Polymeric
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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PTC Resettable Fuses are a type of circuit protection device used in a variety of applications. They are designed to limit the current flowing through a circuit during system overloads without the need for manual intervention. The AHEF500 series is specifically designed to protect telecom systems.The AHEF500 series PTC Resettable Fuses feature a unique polymer construction which allows them to respond faster than traditional fuse types. This ensures reliable protection for telecom and data communication systems, such as ADSL modems, DECT phones, cellular devices, and more. In addition, the superior thermal properties of the AHEF500\'s construction enables them to operate at temperatures up to 125°C without any appreciable decrease in performance.The AHEF500 series uses a patented polymeric material and unique manufacturing process to achieve a temperature-dependent threshold, meaning that when the temperature exceeds the preset threshold, the AHEF500 will switch off and remain off until the temperatures return to acceptable levels. This protects the circuit from overcurrents and other electrical disturbances, such as voltage spikes, with no manual intervention required. This makes the AHEF500 series a highly reliable solution for protecting telecom systems.The AHEF500 series PTC Resettable Fuses also feature a number of other benefits, such as low power consumption and a wide rated current range. This means they can be used in a wide variety of applications and can be adapted to meet specific customer requirements. In addition, they are constructed to withstand high environmental stresses, such as exposure to dust, dirt and moisture, as well as electromagnetic interference. Finally, they also meet UL933, JET51, and EN60640 requirements, and are UL94V-0 compliant.The AHEF500 series is a highly reliable and cost effective solution for telecom system protection. With its fast response times, wide temperature range, and durable construction, the AHEF500 series PTC Resettable Fuses provide superior protection for telecom systems and data communication. Despite its low power consumption, the AHEF500 series is highly reliable and suitable for most telecom applications.

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