250V Series Resettable Fuse PTC Features Radial leaded devices. Over-current protection High voltage surge capabilities Flame retardant epoxy polymer insulating material meets UL94 V-0 requirement. Available in lead-free version. Meets MSL level 1, per J-STD-020 Dimensions(Unit:mm) 1 250V Series Electrical characteristics(25℃) Part Number lhold ltrip Vmax Vmax OP lnterrupt lmax Pd Maximum Time Resistance To Trip Typ Current Time Rmin Rmax R1max (mA) (mA) Vdc Vrms (A) (W) (A) (S) (Ω) (Ω) (Ω) JK250020U 20 45 60 250 3.0 1.0 1.0 0.1 80 160 240 JK250030U 30 65 60 250 3.0 1.0 1.0 0.1 60 120 180 JK250040U 40 80 60 250 3.0 1.0 0.5 1 30 60 80 JK250060U 60 120 60 250 3.0 1.0 0.5 2 22 40 60 JK250080U 80 160 60 250 3.0 1.0 1 0.25 14 22 33 JK250090U 90 180 60 250 3.0 1.0 1 0.5 10 20 31 JK250100U 100 200 60 250 3.0 1.0 1 1 10 20 31 JK250110U 110 220 60 250 3.0 1.0 1 1.2 6 12 16 JK250120 120 240 60 250 3.0 1.0 1 1.2 5 10 14 JK250120U 120 240 60 250 3.0 1.0 1 1.2 6 11 16 JK250145U 145 290 60 250 3.0 1.0 1 4 3.5 6.5 14 JK250180T 180 540 60 250 10.0 1.8 3 1.5 1.0 2.2 4 JK250180U 180 540 60 250 10.0 1.8 3 1.5 1 3 5 JK250200U 200 400 60 250 10.0 2.4 3 5 3 6 9 JK250400U 400 800 60 250 10.0 2.8 3 8 1 3 6 JK250600U 600 1200 60 250 10.0 3.2 3 12 0.6 2.0 5 JK250800U 800 1600 60 250 10.0 3.6 4 18 0.4 1.0 3 JK2501000U 1000 2000 60 250 10.0 3.6 5 20 0.5 0.8 2 JK2501200U 1200 2400 60 250 10.0 3.6 6 20 0.2 0.8 2 JK2501500U 1500 3000 60 250 10.0 4.8 7.5 20 0.2 0.6 1.5 JK2502000U 2000 4000 60 250 10.0 4.8 10 20 0.2 0.4 1.5 ·IH = Hold current: maximum current device will pass without tripping in 25℃ still air. ·IT = Trip current: minimum current at which the device will trip in 25℃ still air. ·VMAXi = Maximum interrupt voltage device can withstand without damage at rated current. ·IMAX = Maximum fault current device can withstand without damage at rated voltage. ·RMAX = Maximum resistance of device in initial (un-soldered) state. ·RMIN = Minimum resistance of device in initial (un-soldered) state. Operating temperature: -40℃ ~+85℃ Packing quantity:1000PCS [email protected] Specifications are subject to change without notice 2 HUAAN LIMITED www.huaandz.com Tel:+86-755-27465585 250V Series Cross Reference List (250V Series) Cross Reference HUAAN Resettable Fuse Part Number JK250080U JK250110U JK250120U JK250120 JK250145U JK250180T Littelfuse Resettable PTC Part Number TE Connectivity PolySwitch Part Number 250R080 - TRF250-080T TRF250-110U 250R120 250R120U 250R145 250R145U TRF250-120 TRF250-120U TRF250-145 TRF250-145U 250R180T - 250R180 JK250180U The above trademarks are belonging to the HUAAN LIMITED,Littelfuse , TE Connectivity. We do not ensure characteristics of HUAAN products just same as products of Littelfuse or TE Connectivity. [email protected] Specifications are subject to change without notice HUAAN LIMITED 3 www.huaandz.com Tel:+86-755-27465585