Hello. Welcome to Futurlec. The ELECTRONIC COMPONENTS Superstore. To find the component your looking for, either search by Part Number or visit the relative department. Need Help. BD Power Transistors Features • Huge Range of BD Series Transistors • Wide Selection of Current Ratings and Packages • Large Quantity Discounts Available   Power Transistors - BD Series Part No. Description More Info In Stock Package Package Qty. Price US$ Order Qty. Order BD115 BD115 NPN High-Voltage Transistor   Yes TO-39 1 $0.95 BD135 BD135 NPN Power Transistor Yes TO-126 1 $0.20 BD136 BD136 PNP Power Transistor Yes TO-126 1 $0.25 BD137 BD137 NPN Power Transistor Yes TO-126 1 $0.20 BD138 BD138 PNP Power Transistor Yes TO-126 1 $0.25 BD139 BD139 NPN Power Transistor Yes TO-126 1 $0.35 BD140 BD140 PNP Power Transistor Yes TO-126 1 $0.30 BD175 BD175 NPN Power Transistor Yes TO-126 1 $0.40 BD176 BD176 PNP Power Transistor Yes TO-126 1 $0.40 BD179 BD179 NPN Power Transistor Yes TO-126 1 $0.40 BD180 BD180 PNP Power Transistor Yes TO-126 1 $0.65 BD2xx Series BD201 BD201 NPN Power Transistor   Yes TO-220 1 $1.20 BD202 BD202 PNP Power Transistor   Yes TO-220 1 $1.20 BD203 BD203 NPN Power Transistor   Yes TO-220 1 $0.60 BD204 BD204 PNP Power Transistor   Yes TO-220 1 $1.20 BD233 BD233 NPN Power Transistor Yes TO-126 1 $0.45 BD234 BD234 PNP Power Transistor Yes TO-126 1 $0.50 BD235 BD235 NPN Power Transistor Yes TO-126 1 $0.60 BD236 BD236 PNP Power Transistor Yes TO-126 1 $0.70 BD237 BD237 NPN Power Transistor Yes TO-225 1 $0.30 BD238 BD238 PNP Power Transistor Yes TO-126 1 $0.40 BD239 BD239 NPN Power Transistor Yes TO-220 1 $0.40 BD240 BD240 PNP Power Transistor Yes TO-220 1 $0.45 BD241 BD241 NPN Power Transistor Yes TO-220 1 $0.55 BD242 BD242 PNP Power Transistor Yes TO-220 1 $0.65 BD243 BD243 NPN Power Transistor Yes TO-220 1 $0.65 BD244 BD244 PNP Power Transistor Yes TO-220 1 $0.50 BD249 BD249 NPN Power Transistor Yes TO-247 1 $2.90 BD250 BD250 PNP Power Transistor Yes TO-247 1 $1.75 BD3xx Series BD379 BD379 NPN Medium Power Transistor Yes TO-126 1 $0.55 BD4xx Series BD433 BD433 NPN Medium Power Transistor Yes TO-126 1 $0.40 BD434 BD434 PNP Medium Power Transistor Yes TO-126 1 $0.35 BD435 BD435 NPN Power Transistor Yes TO-126 1 $0.60 BD436 BD436 PNP Power Transistor Yes TO-126 1 $0.30 BD437 BD437 NPN Power Transistor Yes TO-126 1 $0.35 BD438 BD438 PNP Power Transistor Yes TO-126 1 $0.35 BD439 BD439 NPN Power Transistor Yes TO-126 1 $0.40 BD440 BD440 PNP Power Transistor Yes TO-126 1 $0.90 BD5xx Series BD535 BD535 NPN Power Transistor Yes TO-220 1 $0.70 BD536 BD536 PNP Power Transistor Yes TO-220 1 $0.85 BD538 BD538 PNP Power Transistor Yes TO-220 1 $0.80 BD545 BD545 NPN Power Transistor   Yes TO-218 1 $1.90 BD6xx Series BD647 BD647 NPN Darlington Transistor   Yes TO-220 1 $1.10 BD649 BD649 NPN Darlington Power Transistor Yes TO-220 1 $1.50 BD675 BD675 NPN Darlington Power Transistor Yes TO-225 1 $0.60 BD676 BD676 PNP Darlington Power Transistor Yes TO-225 1 $0.60 BD677 BD677 NPN Power Transistor Yes TO-225 1 $0.40 BD678 BD678 PNP Power Transistor Yes TO-225 1 $0.40 BD679 BD679 NPN Power Transistor Yes TO-225 1 $0.70 BD680 BD680 PNP Power Transistor Yes TO-225 1 $0.35 BD681 BD681 NPN Power Transistor Yes TO-225 1 $0.25 BD682 BD682 PNP Power Transistor Yes TO-225 1 $0.25 BD7xx Series BD705 BD705 NPN Power Transistor   Yes TO-220 1 $1.60 BD708 BD708 PNP Power Transistor Yes TO-220 1 $1.20 BD711 BD711 NPN Power Transistor Yes TO-220 1 $0.70 BD712 BD712 PNP Power Transistor Yes TO-220 1 $0.75 BD744 BD744 PNP Power Transistor Yes TO-220 1 $0.85 BD911 BD911 NPN Power Transistor Yes TO-220 1 $0.35 BD912 BD912 PNP Power Transistor Yes TO-220 1 $0.85 BDTxx Series BDT64A BDT64A PNP Power Transistor   Yes TO-220 1 $0.60 BDT65A BDT65A NPN Power Transistor   Yes TO-220 1 $0.60 BDT81 BDT81 NPN Power Transistor   Yes TO-220 1 $3.40 BDT82 BDT82 PNP Power Transistor   Yes TO-220 1 $2.50 BDT95 BDT95 NPN Power Transistor   Yes TO-220 1 $2.25 BDWxx Series BDW93C BDW93C NPN Darlington Power Transistor   Yes TO-220 1 $1.20 BDW94C BDW94C PNP Darlington Power Transistor   Yes TO-220 1 $1.20 BDXxx Series BDX33B BDX33B NPN Darlington Power Transistor Yes TO-220 1 $0.50 BDX34B BDX34B PNP Darlington Power Transistor Yes TO-220 1 $0.50 BDX53C BDX53C NPN Darlington Power Transistor   Yes TO-220 1 $0.85 BDX54C BDX54C PNP Darlington Power Transistor   Yes TO-220 1 $0.90 BDX78 BDX78 PNP Power Transistor   Yes TO-220 1 $0.95 Power Transistors - BU Series Part No. Description More Info In Stock Package Package Qty. Price US$ Order Qty. Order BU208A BU208A NPN HV Hi-Speed Power Transistor Yes TO-220 1 $1.10 BU326A BU326A NPN High Voltage Transistor Yes TO-3 1 $1.95 BU406 BU406 NPN HV Hi-Speed Power Transistor Yes TO-220 1 $0.65 BU407 BU407 NPN HV Hi-Speed Power Transistor   Yes TO-220 1 $0.55 BU408 BU408 NPN High Voltage Transistor Yes TO-220 1 $1.10 BU505 BU505 NPN HV Hi-Speed Power Transistor Yes TO-220 1 $1.30 BU508A BU508A NPN HV Hi-Speed Power Transistor No TO-218 1 $1.30 BU806 BU806 NPN Darlington High-Voltage Transistor Yes TO-220 1 $1.10 BU807 BU807 NPN Darlington High-Voltage Transistor Yes TO-220 1 $1.20 BU2508D BU2508D NPN High-Voltage Transistor Yes TO-3 1 $1.70 BU2520AF BU2520AF NPN High-Voltage Transistor Yes TO-3 1 $2.70 BU2522AF BU2522AF NPN High-Voltage Transistor Yes TO-3 1 $2.20 BU2525A BU2525A NPN High-Voltage Transistor Yes TO-3 1 $1.80 BU2527A BU2527A NPN High-Voltage Transistor Yes TO-3 1 $1.60 BU2708AF BU2708AF NPN High-Voltage Transistor Yes TO-3 1 $1.80 BU2720DX BU2720DX NPN High-Voltage Transistor Yes TO-3 1 $2.20 BU2727AF BU2727AF NPN High-Voltage Transistor Yes TO-3 1 $2.20 BUH315D BUH315D NPN High-Voltage Transistor Yes TO-3 1 $2.50 BUH515 BUH515 NPN High-Voltage Transistor Yes TO-3 1 $2.50 BUS13A BUS13A NPN HV Power Transistor   Yes TO-3 1 $5.90 BUT11AF BUT11AF NPN Power Transistor Yes TO-220 1 $0.75 BUT12AF BUT12AF NPN HV Power Transistor Yes TO-220 1 $0.75 BUT18AF BUT18AF NPN High-Voltage Transistor Yes TO-220 1 $1.70 BUX10 BUX10 NPN Power Transistor Yes TO-3 1 $5.50 BUX48 BUX48 NPN Power Transistor Yes TO-3 1 $3.60 BUX80 BUX80 NPN Power Transistor Yes TO-3 1 $2.80 BUX84 BUX84 NPN Power Transistor Yes TO-220 1 $0.90 BUX85 BUX85 NPN Power Transistor Yes TO-220AB 1 $0.75 BUX86P BUX86P NPN Power Transistor Yes TO-225 1 $0.50 BUX87P BUX87P NPN Power Transistor Yes TO-225 1 $0.60