{"id":26482,"date":"2022-09-13T16:27:36","date_gmt":"2022-09-13T09:27:36","guid":{"rendered":"https:\/\/hocvienit.vn\/?p=26482"},"modified":"2024-11-20T18:05:12","modified_gmt":"2024-11-20T11:05:12","slug":"diode-zener-la-gi-cach-doc-diode-zener","status":"publish","type":"post","link":"https:\/\/hocvienit.vn\/?p=26482","title":{"rendered":"Diode zener l\u00e0 g\u00ec? C\u00e1ch \u0111\u1ecdc diode zener"},"content":{"rendered":"

Diode zener l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i diode ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay. V\u1eady b\u1ea1n \u0111\u00e3 bi\u1ebft c\u00e1ch \u0111\u1ecdc diode zener<\/strong> ch\u01b0a? H\u00e3y c\u00f9ng tham kh\u1ea3o vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft chi ti\u1ebft nh\u00e9!<\/span><\/p>\n

\"Diode
Diode zener l\u00e0 g\u00ec? C\u00e1ch \u0111\u1ecdc diode zener<\/span><\/figcaption><\/figure>\n

Diode zener l\u00e0 g\u00ec?<\/strong><\/span><\/h2>\n

Diode zener<\/strong><\/span><\/a> (Hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0110i\u1ed1t zener ,\u201c\u0110i\u1ed1t \u0111\u00e1nh th\u1ee7ng\u201d ho\u1eb7c \u0110i\u1ed1t \u1ed5n \u00e1p) l\u00e0 m\u1ed9t lo\u1ea1i diode th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong ch\u1ebf \u0111\u1ed9 ph\u00e2n c\u1ef1c ng\u01b0\u1ee3c tr\u00ean v\u00f9ng \u0111i\u1ec7n \u00e1p \u0111\u00e1nh th\u1ee7ng (Breakdown).\u00a0<\/span><\/span><\/p>\n

N\u00f3 \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o sao cho khi ph\u00e2n c\u1ef1c ng\u01b0\u1ee3c th\u00ec diode zener s\u1ebd c\u1ed1 \u0111\u1ecbnh m\u1ed9t m\u1ee9c \u0111i\u1ec7n \u00e1p g\u1ea7n b\u1eb1ng gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c ghi tr\u00ean diode, l\u00e0m \u1ed5n \u00e1p cho m\u1ea1ch.<\/span><\/p>\n

B\u1ea3ng tra c\u1ee9u diode zener<\/strong><\/span><\/h2>\n

B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc m\u00e3 tr\u00ean th\u00e2n diode v\u00e0 tra c\u1ee9u th\u00f4ng s\u1ed1 c\u1ee7a diode zener t\u1eeb 3.3V \u2013 100V theo b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n
M\u00e3 Diode<\/strong><\/div>\n<\/td>\n
\u0110i\u1ec7n \u00e1p Zener danh ngh\u0129a<\/strong><\/td>\nKi\u1ec3m tra hi\u1ec7n t\u1ea1i<\/strong><\/td>\nTr\u1edf kh\u00e1ng \u0111\u1ed9ng t\u1ed1i \u0111a<\/strong><\/td>\nD\u00f2ng r\u00f2 ng\u01b0\u1ee3c t\u1ed1i \u0111a<\/strong><\/td>\nD\u00f2ng ch\u1ea3y hi\u1ec7n t\u1ea1i<\/strong><\/td>\n\n
\n
D\u00f2ng \u0111i\u1ec1u ch\u1ec9nh t\u1ed1i \u0111a<\/strong><\/div>\n<\/div>\n<\/td>\n<\/tr>\n
VZ<\/sub> @ IZT<\/sub><\/strong><\/td>\nIZT<\/sub><\/strong><\/td>\nZZT<\/sub> @ IZT<\/sub><\/strong><\/td>\nZZK<\/sub> @ IZK<\/sub><\/strong><\/td>\nIZK<\/sub><\/strong><\/td>\nIR<\/sub><\/strong><\/td>\nKi\u1ec3m tra \u0111i\u1ec7n \u00e1p VR<\/sub><\/strong><\/td>\nIR<\/sub> @ Tamb<\/sub> = 25 \u2103<\/strong><\/td>\n\n
\n
IZM<\/sub> @ Tamb<\/sub> = 50 \u2103<\/strong><\/div>\n<\/div>\n<\/td>\n<\/tr>\n
V<\/strong><\/td>\nmA<\/strong><\/td>\n\u03a9<\/strong><\/td>\n\u03a9<\/strong><\/td>\nmA<\/strong><\/td>\n\u03bcA<\/strong><\/td>\nV<\/strong><\/td>\nmA<\/strong><\/td>\nmA<\/strong><\/td>\n<\/tr>\n
1N4728A<\/td>\n3.3<\/td>\n76<\/td>\n10<\/td>\n400<\/td>\n1<\/td>\n100<\/td>\n1<\/td>\n1380<\/td>\n276<\/td>\n<\/tr>\n
1N4729A<\/td>\n3.6<\/td>\n69<\/td>\n10<\/td>\n400<\/td>\n1<\/td>\n100<\/td>\n1<\/td>\n1260<\/td>\n252<\/td>\n<\/tr>\n
1N4730A<\/td>\n6.9<\/td>\n64<\/td>\n9<\/td>\n400<\/td>\n1<\/td>\n50<\/td>\n1<\/td>\n1190<\/td>\n234<\/td>\n<\/tr>\n
1N4731A<\/td>\n4.3<\/td>\n58<\/td>\n9<\/td>\n400<\/td>\n1<\/td>\n10<\/td>\n1<\/td>\n1070<\/td>\n217<\/td>\n<\/tr>\n
1N4732A<\/td>\n4.7<\/td>\n53<\/td>\n8<\/td>\n500<\/td>\n1<\/td>\n10<\/td>\n1<\/td>\n970<\/td>\n193<\/td>\n<\/tr>\n
1N4733A<\/td>\n5.1<\/td>\n49<\/td>\n7<\/td>\n550<\/td>\n1<\/td>\n10<\/td>\n1<\/td>\n890<\/td>\n178<\/td>\n<\/tr>\n
1N4734A<\/td>\n5.6<\/td>\n45<\/td>\n5<\/td>\n600<\/td>\n1<\/td>\n10<\/td>\n2<\/td>\n810<\/td>\n162<\/td>\n<\/tr>\n
1N4735A<\/td>\n6.2<\/td>\n41<\/td>\n2<\/td>\n700<\/td>\n1<\/td>\n10<\/td>\n3<\/td>\n730<\/td>\n146<\/td>\n<\/tr>\n
1N4736A<\/td>\n6.8<\/td>\n37<\/td>\n0.5<\/td>\n700<\/td>\n1<\/td>\n10<\/td>\n4<\/td>\n660<\/td>\n133<\/td>\n<\/tr>\n
1N4737A<\/td>\n7.5<\/td>\n34<\/td>\n0<\/td>\n700<\/td>\n0.5<\/td>\n10<\/td>\n5<\/td>\n605<\/td>\n121<\/td>\n<\/tr>\n
1N4738A<\/td>\n8.2<\/td>\n31<\/td>\n0.5<\/td>\n700<\/td>\n0.5<\/td>\n10<\/td>\n6<\/td>\n550<\/td>\n110<\/td>\n<\/tr>\n
1N4739A*<\/td>\n9.1<\/td>\n28<\/td>\n0<\/td>\n700<\/td>\n0.5<\/td>\n10<\/td>\n7<\/td>\n500<\/td>\n100<\/td>\n<\/tr>\n
1N4740A*<\/td>\n10<\/td>\n25<\/td>\n7<\/td>\n700<\/td>\n0.25<\/td>\n10<\/td>\n7.6<\/td>\n454<\/td>\n91<\/td>\n<\/tr>\n
1N4741A*<\/td>\n11<\/td>\n23<\/td>\n8<\/td>\n700<\/td>\n0.25<\/td>\n5<\/td>\n8.4<\/td>\n414<\/td>\n83<\/td>\n<\/tr>\n
1N4742A*<\/td>\n12<\/td>\n21<\/td>\n9<\/td>\n700<\/td>\n0.25<\/td>\n5<\/td>\n9.1<\/td>\n380<\/td>\n76<\/td>\n<\/tr>\n
1N4743A*<\/td>\n13<\/td>\n19<\/td>\n10<\/td>\n100<\/td>\n0.25<\/td>\n5<\/td>\n9.9<\/td>\n344<\/td>\n69<\/td>\n<\/tr>\n
1N4744A*<\/td>\n15<\/td>\n17<\/td>\n14<\/td>\n700<\/td>\n0.25<\/td>\n5<\/td>\n11.4<\/td>\n304<\/td>\n61<\/td>\n<\/tr>\n
1N4745A*<\/td>\n16<\/td>\n15.5<\/td>\n16<\/td>\n700<\/td>\n0.25<\/td>\n5<\/td>\n12.2<\/td>\n285<\/td>\n57<\/td>\n<\/tr>\n
1N4746A*<\/td>\n18<\/td>\n14<\/td>\n20<\/td>\n750<\/td>\n0.25<\/td>\n5<\/td>\n13.7<\/td>\n250<\/td>\n50<\/td>\n<\/tr>\n
1N4747A*<\/td>\n20<\/td>\n12.5<\/td>\n22<\/td>\n750<\/td>\n0.25<\/td>\n5<\/td>\n15.2<\/td>\n225<\/td>\n45<\/td>\n<\/tr>\n
1N4748A*<\/td>\n22<\/td>\n11.5<\/td>\n23<\/td>\n750<\/td>\n0.25<\/td>\n5<\/td>\n16.7<\/td>\n205<\/td>\n41<\/td>\n<\/tr>\n
1N4749A*<\/td>\n24<\/td>\n10.5<\/td>\n25<\/span><\/td>\n750<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n18.2<\/span><\/td>\n190<\/span><\/td>\n38<\/span><\/td>\n<\/tr>\n
1N4750A*<\/span><\/td>\n27<\/span><\/td>\n9.5<\/span><\/td>\n35<\/span><\/td>\n750<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n20.6<\/span><\/td>\n170<\/span><\/td>\n34<\/span><\/td>\n<\/tr>\n
1N4751A*<\/span><\/td>\n30<\/span><\/td>\n8.5<\/span><\/td>\n40<\/span><\/td>\n1000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n22.8<\/span><\/td>\n150<\/span><\/td>\n30<\/span><\/td>\n<\/tr>\n
1N4752A*<\/span><\/td>\n33<\/span><\/td>\n7.5<\/span><\/td>\n45<\/span><\/td>\n1000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n25.1<\/span><\/td>\n135<\/span><\/td>\n27<\/span><\/td>\n<\/tr>\n
1N4753A*<\/span><\/td>\n36<\/span><\/td>\n7<\/span><\/td>\n50<\/span><\/td>\n1000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n27.4<\/span><\/td>\n125<\/span><\/td>\n25<\/span><\/td>\n<\/tr>\n
1N4754A*<\/span><\/td>\n39<\/span><\/td>\n6.5<\/span><\/td>\n60<\/span><\/td>\n1000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n29.7<\/span><\/td>\n115<\/span><\/td>\n23<\/span><\/td>\n<\/tr>\n
1N4755A*<\/span><\/td>\n43<\/span><\/td>\n6<\/span><\/td>\n70<\/span><\/td>\n1500<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n32.7<\/span><\/td>\n110<\/span><\/td>\n22<\/span><\/td>\n<\/tr>\n
1N4756A*<\/span><\/td>\n47<\/span><\/td>\n5.5<\/span><\/td>\n80<\/span><\/td>\n1500<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n35.8<\/span><\/td>\n95<\/span><\/td>\n19<\/span><\/td>\n<\/tr>\n
1N4757A*<\/span><\/td>\n51<\/span><\/td>\n5<\/span><\/td>\n95<\/span><\/td>\n1500<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n38.8<\/span><\/td>\n90<\/span><\/td>\n18<\/span><\/td>\n<\/tr>\n
1N4758A*<\/span><\/td>\n56<\/span><\/td>\n4.5<\/span><\/td>\n110<\/span><\/td>\n2000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n42.6<\/span><\/td>\n80<\/span><\/td>\n16<\/span><\/td>\n<\/tr>\n
1N4759A*<\/span><\/td>\n62<\/span><\/td>\n4<\/span><\/td>\n125<\/span><\/td>\n2000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n47.1<\/span><\/td>\n70<\/span><\/td>\n14<\/span><\/td>\n<\/tr>\n
1N4760A*<\/span><\/td>\n68<\/span><\/td>\n3.7<\/span><\/td>\n150<\/span><\/td>\n2000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n51.7<\/span><\/td>\n65<\/span><\/td>\n13<\/span><\/td>\n<\/tr>\n
1N4761A*<\/span><\/td>\n75<\/span><\/td>\n3.3<\/span><\/td>\n175<\/span><\/td>\n2000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n56<\/span><\/td>\n60<\/span><\/td>\n12<\/span><\/td>\n<\/tr>\n
1N4762A*<\/span><\/td>\n82<\/span><\/td>\n3<\/span><\/td>\n200<\/span><\/td>\n3000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n62.2<\/span><\/td>\n55<\/span><\/td>\n11<\/span><\/td>\n<\/tr>\n
1N4763A*<\/span><\/td>\n91<\/span><\/td>\n2.8<\/span><\/td>\n250<\/span><\/td>\n3000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n69.2<\/span><\/td>\n50<\/span><\/td>\n10<\/span><\/td>\n<\/tr>\n
1N4764A*<\/span><\/td>\n100<\/span><\/td>\n2.5<\/span><\/td>\n350<\/span><\/td>\n3000<\/span><\/td>\n0.25<\/span><\/td>\n5<\/span><\/td>\n76<\/span><\/td>\n45<\/span><\/td>\n9<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
1) D\u1ef1a tr\u00ean ph\u00e9p \u0111o do \u1edf tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng trong khi duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 ch\u00ec (TL<\/sub>) \u1edf 30 \u00b0C +1 \u00b0C, c\u00e1ch th\u00e2n diode 9,5 mm (3\/8″).<\/span>
\n2) C\u00f3 gi\u00e1 tr\u1ecb v\u1edbi \u0111i\u1ec1u ki\u1ec7n c\u00e1c \u0111i\u1ec7n c\u1ef1c c\u00e1ch v\u1ecf 10 mm \u0111\u01b0\u1ee3c gi\u1eef \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng.<\/span><\/div>\n
*) Ph\u00e9p \u0111o b\u1ed5 sung c\u1ee7a nh\u00f3m \u0111i\u1ec7n \u00e1p 9V1 \u0111\u1ebfn 75 \u1edf 95% Vzmin<\/sub> \u2264 35 nA \u1edf Tj<\/sub> 25 \u00b0C<\/span><\/div>\n

C\u00e1ch \u0111\u1ecdc th\u00f4ng s\u1ed1 diode zener<\/strong><\/span><\/h2>\n

\u0110a ph\u1ea7n c\u00e1c s\u1ed1 ghi tr\u00ean th\u00e2n diode t\u01b0\u01a1ng \u0111\u1ed1i kh\u00f3 \u0111\u1ecdc. Ch\u00ednh v\u00ec v\u1eady, b\u1ea1n c\u00f3 th\u1ec3 n\u1ed1i diode v\u00e0o m\u1ea1ch v\u00e0 \u0111o s\u1ed1ng n\u00f3 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh Vout.<\/span><\/p>\n

Ta n\u1ed1i diode v\u00e0o m\u1ea1ch theo h\u00ecnh b\u00ean d\u01b0\u1edbi, ti\u1ebfn h\u00e0nh \u0111o b\u1eb1ng \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng v\u00e0 x\u00e1c \u0111\u1ecbnh Vout.<\/span><\/p>\n

\"N\u1ed1i
N\u1ed1i diode zener v\u00e0o m\u1ea1ch<\/span><\/figcaption><\/figure>\n

L\u01b0u \u00fd: L\u1ef1a ch\u1ecdn \u0111i\u1ec7n tr\u1edf Rs sao cho d\u00f2ng Iz kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng l\u00e0m h\u1ecfng diode. Th\u00f4ng th\u01b0\u1eddng, Rs r\u01a1i v\u00e0o kho\u1ea3ng 10K hay 100K. \u0110i\u1ec7n \u00e1p Vin ph\u1ea3i l\u1edbn h\u01a1n \u0111i\u1ec7n \u00e1p \u1ed5n \u00e1p diode zener.<\/span><\/i><\/span><\/p>\n

Tr\u00ean \u0111\u00e2y l\u00e0 chia s\u1ebb c\u1ee7a H\u1ecdc vi\u1ec7n iT.vn v\u1ec1 c\u00e1ch \u0111\u1ecdc diode zener. Hy v\u1ecdng nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y c\u00f3 th\u1ec3 gi\u00fap \u00edch cho b\u1ea1n trong qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp v\u00e0 l\u00e0m vi\u1ec7c. N\u1ebfu c\u00f3 b\u1ea5t c\u1ee9 th\u1eafc m\u1eafc n\u00e0o th\u00ec h\u00e3y \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn ngay d\u01b0\u1edbi b\u00e0i vi\u1ebft n\u00e0y ho\u1eb7c inbox tr\u1ef1c ti\u1ebfp cho HOCVIENiT.vn \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p t\u1ed1t nh\u1ea5t. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/span><\/p>\n

Xem th\u00eam:\u00a0HLV. Tr\u01b0\u01a1ng V\u0103n Ng\u1ecdc h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 Diode<\/a><\/span><\/p><\/blockquote>\n

M\u1ecdi chi ti\u1ebft xin vui l\u00f2ng li\u00ean h\u1ec7:
\n<\/i>C\u00d4NG TY C\u1ed4 PH\u1ea6N H\u1eccC VI\u1ec6N IT
\n<\/strong>MST: 0108733789
\n<\/strong>Hotline: 0981 223 001
\n<\/strong>Facebook:<\/strong>\u00a0www.fb.com\/hocvienit<\/a>
\n\u0110\u0103ng k\u00fd k\u00eanh Youtube \u0111\u1ec3 theo d\u00f5i c\u00e1c b\u00e0i h\u1ecdc c\u1ee7a Hu\u1ea5n luy\u1ec7n vi\u00ean t\u1ed1t nh\u1ea5t:<\/strong>\u00a0http:\/\/bit.ly\/Youtube_HOCVIENiT<\/a>
\nH\u1ec7 th\u1ed1ng c\u01a1 s\u1edf \u0111\u00e0o t\u1ea1o:\u00a0<\/b>https:\/\/hocvienit.vn\/lien-he\/<\/a>
\nH\u1ecdc vi\u1ec7n IT.vn \u2013 Truy\u1ec1n ngh\u1ec1 th\u1ef1c t\u1ebf c\u00f9ng b\u1ea1n \u0111\u1ebfn th\u00e0nh c\u00f4ng!\u00a0<\/i><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Diode zener l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i diode ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay. V\u1eady b\u1ea1n \u0111\u00e3 bi\u1ebft c\u00e1ch \u0111\u1ecdc diode zener ch\u01b0a? H\u00e3y c\u00f9ng tham kh\u1ea3o vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft chi ti\u1ebft nh\u00e9!<\/p>\n","protected":false},"author":95,"featured_media":26483,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95,94],"tags":[248],"_links":{"self":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/26482"}],"collection":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/users\/95"}],"replies":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=26482"}],"version-history":[{"count":0,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/26482\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/media\/26483"}],"wp:attachment":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=26482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=26482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}