Tyco PolySwitch™ PTC Devices AHEF SeriesTE AHEF series fuses are automotive-specific versions of PolySwitch PPTC devices qualified and sold under the PS400 specification which is derived from AEC-Q200, the standard for electronic components used in the automotive industry. Applications they are typically used include telematics, infotainment and navigations systems, Liquid Crystal Display (LCD) back-light heaters, power and cigarette lighter outlets, plugs and adapter/chargers, motor and motor circuit protection including power door-locks, mirrors, lumbar pumps, seats, sunroofs, windows, air-flow detection and overcurrent protection in HVAC and cooling fan systems.Overcurrent and overvoltage circuit protection devices Resettable and single-use overcurrent devices Wide range of form factor and termination methods Products meet applicable automotive industry standards Devices compatible with high-volume electronics assemblyRoHS compliantPCB Wire EndedAll are UL, CSA, TUV approvedProtection of electrical and electronic circuits against excessive currentsRapid switch from low resistance state to very high resistance with electrical overload or short circuitQuick and automatic reset and return to low resistance state when fault condition corrected and power removedFeatures:Automatically resets itself thousands of timesMaintenance freeSmall size and no fuseholder requiredMain applications:Security systemsPower supplies and transformersPower switching devicesAutomotive and medical equipmentInstrumentation and controlComputers and peripheralsAudio visual and telecommunications