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UNISONIC TECHNOLOGIES CO., LTD BD139 NPN SILICON TRANSISTOR NPN POWER TRANSISTORS FEATURES * High current (max.1.5A) 1* Low voltage (max.80V) TO-2511TO-126 ORDERING INFORMATION Ordering Number Pin Assignment Package Packing Lead Free Halogen Free 1 2 3 BD139L-xx-T60-K BD139G-xx-T60-K TO-126 E C B BulkBD139L-xx-TM3-T BD139G-xx-TM3-T TO-251 B C E TubeBD139L-xx-T60-K(1) K: Bulk, T: Tube(1)Packing Type(2) T60: TO-126, TM3: TO-251(2)Package Type(3) refer to hFE(3)Rank(4) L: Lead Free, G: Halogen Free(4)Lead Platingwww.unisonic.com.tw 1 of 3 Copyright 2013 Unisonic Technologies Co., Ltd QW-R204-007.D BD139 NPN SILICON TRANSISTOR ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL RATINGS UNITCollector-Base Voltage V 100 VCBOCollector-Emitter Voltage V 80 VCEOEmitter-Base Voltage V 5 VEBOCollector Current (DC) I 1.5 A