14D391KT UNSEMI

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T hermal Fuse & MOV (TFMOV) R evision December 18, 2013 1 /2 @ U N Semiconductor Co.,Ltd. 2013 Specificationsare subject to change withoutnotice. Please refer towww.unsemi.com.tw for current information. Symbol Parameter Value Units TF Fuse temperature 146 ºC TO Operating temperature -40 to +85 ºC TS Storage Temperature Range -55 to +150 ºC TL Hand soldered temperature / Time 265/3 ºc/s P art Number M aximum Continuous Operating Voltage V aristor Voltage @1mA dc C lamping Voltage (Max) M aximum Peak Current (8/20μs) L eakage current M aximum Energy (Joule) T ypical Capacitance (Reference) A C r.m.s D C M in M ax V C I P I m ax IR@ ( 75% of V1mA (DC)) μs @ 1kHz A ) ( A ) ( uA) ( J ) ( p F ) 4D391KT 2 50 3 20 3 51 4 29 6 50 5 0 4 500 1 0 1 00 8 U NThermalFuse& MOV (TFMOV) isa new patented product in the field of surge protection.TFMOV is a fail-safe device,which integrated a disk varistor and aThermal Fuse in a single package.The Thermal Fuse is designed to disconnect the MOV from the circuit, in case of MOV's failure. Because the MOV might thermally run away due to the increasing leakage current, or burn and burst in the event of a short-circuit fault.

ermal Fuse & MOV (TFMOV) Re vision December 18, 2013 2 /2 @ UN Semiconductor Co.,Ltd. 2013 Specificationsare subject to change withoutnotice. Please refer towww.unsemi.com.tw for current information. Ph ysical parameters Un it: mm Tmax L l W2 W1 Ma rking VDR 14D391KT D (m ax.) 17 H2 (m ax.) 21 T (m ax.) 10 L (mi n) 20 l (m in) 15 W1 (±1. 0) 7. W2 (±1. 0) 3. (max) 3. (max) 4. (±0.1) 0. (±0.1) 0. Le ad wire Ti nning copper wire Co mply with ROHS Directive Co ating Bl ue insulated epoxy resin We ight, g 6.2 Pa cking ■ Bu lk 20 0pcs/bag 10 00pcs/box 20 00pcs/carton □ Ta pe&Reel -- --pcs/reel -- ----pcs/box -- ----pcs/carton □ Am mopack -- --pcs/bag -- ----pcs/carton R 14D391KT