{"product_id":"bd139-npn-transistor-in-pakistan-en","title":"Bd139 Npn Transistor","description":"\u003cp\u003e\u003cspan style=\"font-size:14px;\"\u003eBD139 is a popular NPN transistor used in wide variety of electronic circuits, due to its high collector current and low cost it is an ideal transistor to be used in educational electronic projects and also in commercial electronics. It can drive loads upto 1.5A which is a good feature due to which you can drive many high current components such as high power LEDs, high current relays, motors etc. The collector emitter and collector base voltage is also very high therefore it can easily survive in an electronic circuit that is operated under 80 volts. The collector dissipation is 12.5W due to which it is also ideal to use it in audio amplifier circuits. The saturation voltage of the transistor is just 0.5V.\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cdiv class=\"electro-description\" style=\"margin-bottom:2em;color:rgb(104,108,111);font-family:'Open Sans', 'HelveticaNeue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;letter-spacing:-.14px;background-color:rgb(255,255,255);\"\u003e\r\n\u003cp style=\"margin-top: 0px; margin-bottom: 0px; text-align: center;\"\u003e\u003cimg alt=\"Bd139 Npn Transistor In Pakistan\" src=\"https:\/\/digilog.pk\/cdn\/shop\/files\/bom-bd139.jpg\" data-original=\"http:\/\/www.usefulcomponents.com\/main_contents\/projects\/choccy_block_trf_radio\/bom_pages\/bom_bd139.jpg\" loading=\"lazy\" data-files=\"bom-bd139.jpg\"\u003e\u003cimg src=\"https:\/\/digilog.pk\/cdn\/shop\/files\/BD139-Transistor-Pinout.png\" data-original=\"https:\/\/components101.com\/sites\/default\/files\/component_pin\/BD139-Transistor-Pinout.png\" alt=\"Bd139 Npn Transistor In Pakistan\" loading=\"lazy\" data-files=\"BD139-Transistor-Pinout.png\"\u003e\u003c\/p\u003e\r\n\r\n\u003cp style=\"margin-top: 0px; margin-bottom: 0px; text-align: center;\"\u003e \u003c\/p\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eFeatures \/ technical specifications:\u003c\/strong\u003e\u003c\/h4\u003e\r\n\r\n\u003cul\u003e\r\n\t\u003cli\u003ePackage Type: \u003cstrong\u003eTO-126\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eTransistor Type: \u003cstrong\u003eNPN\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Collector Current(I\u003csub\u003eC\u003c\/sub\u003e): \u003cstrong\u003e1.5A\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Collector-Emitter Voltage (V\u003csub\u003eCE\u003c\/sub\u003e): \u003cstrong\u003e80V\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Collector-Base Voltage (V\u003csub\u003eCB\u003c\/sub\u003e): \u003cstrong\u003e80V\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Emitter-Base Voltage (VEBO): \u003cstrong\u003e5V\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Collector Dissipation (Pc): \u003cstrong\u003e12.5 Watt\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Transition Frequency (fT): \u003cstrong\u003e190 MHz\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMinimum \u0026amp; Maximum DC Current Gain (h\u003csub\u003eFE\u003c\/sub\u003e): \u003cstrong\u003e25 – 250\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli\u003eMax Storage \u0026amp; Operating temperature Should Be: \u003cstrong\u003e-55 to +150 Centigrade\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003cp\u003eAdvertisements\u003c\/p\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003ePNP Complementary:\u003c\/strong\u003e\u003c\/h4\u003e\r\n\r\n\u003cp\u003ePNP Complementary of BD139 is \u003cstrong\u003e\u003ca href=\"https:\/\/www.componentsinfo.com\/bd140-pinout-equivalent-uses-applications\/\" rel=\"noopener\" target=\"_blank\" title=\"Bd140 transistor pinout, equivalent, uses, features \u0026amp; applications - components info\" aria-label=\"Visit a webpage about Bd140 transistor pinout, equivalent, uses, features \u0026amp; applications - components info\"\u003eBD140\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eReplacement and Equivalent:\u003c\/strong\u003e\u003c\/h4\u003e\r\n\r\n\u003cp\u003eBD230, 2SC5171S , BD349, and BD379\u003c\/p\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eWhere We Can Use it \u0026amp; How to Use:\u003c\/strong\u003e\u003c\/h4\u003e\r\n\r\n\u003cp\u003eBD139 is a good transistor to use in hobby and educational electronics projects for example in analog circuits, arduino projects and other microcontroller projects. This transistor can drive loads upto 1500mA therefore you can drive and control many electronic equipment’s through it. It can also be used in commercial electronics. When driving load above 200mA the transistor will dissipate heat due to which using a suitable heatsink is necessary.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/h4\u003e\r\n\r\n\u003cp\u003eAudio Amplifiers\u003c\/p\u003e\r\n\r\n\u003cp\u003eSwitching Loads under 1.5A\u003c\/p\u003e\r\n\r\n\u003cp\u003eBattery Chargers\u003c\/p\u003e\r\n\r\n\u003cp\u003ePower Supplies\u003c\/p\u003e\r\n\r\n\u003cp\u003eMotor Driver\u003c\/p\u003e\r\n\r\n\u003cp\u003eDarlington Pair\u003c\/p\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eHow to Safely Long Run in a Circuit:\u003c\/strong\u003e\u003c\/h4\u003e\r\n\r\n\u003cp\u003eTo safely run this transistor in your circuit or electronic projects do not operate this transistor from voltage higher than 80V, do not drive load more than 1.5A or 1500mA and use a suitable heat sink with the transistor. Also use a suitable base resistor to provide required base current. The minimum and maximum survival temperature of this transistor is -55 to +150 Centigrade therefore do not expose it to temperatures above +150 centigrade and below -55 centigrade.\u003c\/p\u003e\r\n\u003c\/div\u003e","brand":"Digilog Electronics","offers":[{"title":"Default Title","offer_id":43962443628609,"sku":"B801,IMP1000,Th500,A","price":10.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/2805\/1777\/files\/BD139.jpg?v=1779558783","url":"https:\/\/stem.pk\/products\/bd139-npn-transistor-in-pakistan-en","provider":"stem.pk","version":"1.0","type":"link"}