{"id":190,"date":"2013-10-07T17:49:22","date_gmt":"2013-10-07T17:49:22","guid":{"rendered":"https:\/\/www.svijethardvera.com\/?p=190"},"modified":"2018-06-07T16:29:32","modified_gmt":"2018-06-07T15:29:32","slug":"precizno-napajanje-0-40v-0-2a","status":"publish","type":"post","link":"https:\/\/www.svijethardvera.com\/?p=190","title":{"rendered":"Precizno napajanje 0-40V, 0-2A"},"content":{"rendered":"

Precizno napajanje 0-40V, 0-2A<\/p>\n

\"ps4002b\"<\/a><\/p>\n

Popis dijelova :<\/p>\n

Otpornici :
\nSvi su otpornici 1\/4W , osim ako nije druga\u010dije nazna\u010deno
\nR1 = 1K2 RV1 , RV2 = 5K
\nR2 = 7K5 RV3 = 500 oma
\nR3 = 15k RV4 = 100K
\nR4 = 160 Ohm P1 = 50K , Bourns , 10 – Potenciometar
\nR5 , R6 = 0,22 Ohm , 5W P2 = 500 oma potenciometar
\nR7 = 10K , 1W
\nR8 = 180K
\nR9 = 330K , 1W<\/p>\n

Napomena : R5 i R6 su ” \u017ei\u010dni ” tipovi<\/p>\n

kondenzatori :
\nC1 , C2 = 2200uF , 100V , elektrolita
\nC3 = 1500uF , 50V , elektrolita
\nC4 , C7 = 0.1uF , 25V , keramike
\nC5 = 10pF , 25V , keramike
\nC6 = 240pF , 25V , keramike
\nC8 = 100uF , 100V , elektrolita
\nC9 = 22nF ( 0.022uF ) , 100V , poliestera i sl.<\/p>\n

Poluvodi\u010di :
\nD1 – D8 = 1N4007
\nBr1 = 6A , 200V mosni ispravlja\u010d , KBPC102 i sl.
\nBr2 = 1A , 50V mosni ispravlja\u010d , MDA100A i sl.
\nQ1 = TIP31C , NPN<\/a> tranzistor snage , TO – 220 ( NTE184 )
\nQ2 = 2N6385 , NPN<\/a> tranzistor snage , TO – 3 ( NTE245 )
\nIC1 = MC1466L , precizni regulator IC , 14 – pin DIL ( ne zna zamjena )
\nLED1 = LED , va\u0161 izbor za uklju\u010divanje \/ isklju\u010divanje indikator<\/p>\n

Razno :
\nT1\/T2 = transformator s dva namota , 17VAC\/300mA i 36VAC\/3A ( JS – 92-096 )
\n( ili dva zasebna transformatori , ali \u0107e biti potrebno vi\u0161e prostora )
\nS1 = SPDT , Power on – off prekida\u010d (LED1 za on \/ off mo\u017ee biti dio S1 )
\nJ1 , J2 , J3 = Uvez postove , jedna crvena ( + ) , jedna crna ( – ) , jedan zeleni ( Gnd. )
\nKvake = 2 ru\u010dice za napona i struja potenciometara<\/p>\n

Ostalo:
\nHladnjak za tranzistora P1 i P2
\n2 metra 250uA ( microAmp ) svaka
\nKabinet ili ogra\u0111ivanje Hammond 1458 serije .<\/p>\n

\"ps4002ly\"<\/a><\/p>\n

\"ps4002pb\"<\/a><\/p>\n

\"ps4002wi\"<\/a><\/p>\n

\"tip31c\"<\/a><\/p>\n

Izvor: tonys website<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Precizno napajanje 0-40V, 0-2A Popis dijelova : Otpornici : Svi su otpornici 1\/4W , osim ako nije druga\u010dije nazna\u010deno R1 = 1K2 RV1 , RV2 = 5K R2 = 7K5 RV3 = 500 oma R3 = 15k RV4 = 100K R4 = 160 Ohm P1<\/p>\n","protected":false},"author":6,"featured_media":191,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[6],"tags":[142,193,196,194,285,195,176,198,197,141,288,287,286,199],"class_list":["post-190","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sheme","tag-0-2a","tag-100v","tag-biti","tag-elektrolita","tag-elektronika","tag-ispravljac","tag-keramike","tag-mosni","tag-potenciometar","tag-precizno-napajanje-0-40v","tag-schematic","tag-seme","tag-sheme-2","tag-tranzistor"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.svijethardvera.com\/wp-content\/uploads\/2013\/10\/ps4002b.gif?fit=860%2C640&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/pD8RH-34","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts\/190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=190"}],"version-history":[{"count":5,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts\/190\/revisions"}],"predecessor-version":[{"id":567,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts\/190\/revisions\/567"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/media\/191"}],"wp:attachment":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}