{"id":11198,"date":"2026-01-28T13:15:46","date_gmt":"2026-01-28T07:45:46","guid":{"rendered":"https:\/\/zeeelectronics.in\/appmb\/?post_type=product&#038;p=11198"},"modified":"2026-01-28T13:15:46","modified_gmt":"2026-01-28T07:45:46","slug":"bd139","status":"publish","type":"product","link":"https:\/\/zeeelectronics.in\/appmb\/product\/bd139\/","title":{"rendered":"BD139"},"content":{"rendered":"<p>The <b data-path-to-node=\"0\" data-index-in-node=\"4\">BD139<\/b> is a popular NPN bipolar junction transistor (BJT) known for its versatility in medium-power applications. It is often the &#8220;go-to&#8221; choice for hobbyists and engineers when a standard small-signal transistor (like the BC547) isn&#8217;t strong enough, but a massive power transistor is overkill.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The BD139 is a popular NPN bipolar junction transistor (BJT) known for its versatility in medium-power applications. It is often the &#8220;go-to&#8221; choice for hobbyists and engineers when a standard small-signal transistor (like the BC547) isn&#8217;t strong enough, but a massive power transistor is overkill.<\/p>\n","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[640,639,641,449],"class_list":{"0":"post-11198","1":"product","2":"type-product","3":"status-publish","5":"product_cat-generic","6":"product_tag-bd","7":"product_tag-bd139","8":"product_tag-bjt","9":"product_tag-transistor","11":"first","12":"instock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/product\/11198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/comments?post=11198"}],"wp:attachment":[{"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/media?parent=11198"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/product_brand?post=11198"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/product_cat?post=11198"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/zeeelectronics.in\/appmb\/wp-json\/wp\/v2\/product_tag?post=11198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}