Product Design Blogs

Product Design PCB Vias 101: Tented vs. Untented

July 23, 2025Hooman Javdan

Ever notice some vias on a PCB are covered by solder mask while others are left exposed?

Get Started

Back

img:is([sizes="auto" i],[sizes^="auto," i]){contain-intrinsic-size:3000px 1500px;}img.wp-smiley,img.emoji{display:inline !important;border:none !important;box-shadow:none !important;height:1em !important;width:1em !important;margin:0 .07em !important;vertical-align:-.1em !important;background:none !important;padding:0 !important;}.wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em;}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none;}:root{--wp--preset--aspect-ratio--square:1;--wp--preset--aspect-ratio--4-3:4/3;--wp--preset--aspect-ratio--3-4:3/4;--wp--preset--aspect-ratio--3-2:3/2;--wp--preset--aspect-ratio--2-3:2/3;--wp--preset--aspect-ratio--16-9:16/9;--wp--preset--aspect-ratio--9-16:9/16;--wp--preset--color--black:#000;--wp--preset--color--cyan-bluish-gray:#abb8c3;--wp--preset--color--white:#fff;--wp--preset--color--pale-pink:#f78da7;--wp--preset--color--vivid-red:#cf2e2e;--wp--preset--color--luminous-vivid-orange:#ff6900;--wp--preset--color--luminous-vivid-amber:#fcb900;--wp--preset--color--light-green-cyan:#7bdcb5;--wp--preset--color--vivid-green-cyan:#00d084;--wp--preset--color--pale-cyan-blue:#8ed1fc;--wp--preset--color--vivid-cyan-blue:#0693e3;--wp--preset--color--vivid-purple:#9b51e0;--wp--preset--color--background:#f5efe0;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple:linear-gradient(135deg,rgba(6,147,227,1) 0%,#9b51e0 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan:linear-gradient(135deg,#7adcb4 0%,#00d082 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange:linear-gradient(135deg,rgba(252,185,0,1) 0%,rgba(255,105,0,1) 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red:linear-gradient(135deg,rgba(255,105,0,1) 0%,#cf2e2e 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray:linear-gradient(135deg,#eee 0%,#a9b8c3 100%);--wp--preset--gradient--cool-to-warm-spectrum:linear-gradient(135deg,#4aeadc 0%,#9778d1 20%,#cf2aba 40%,#ee2c82 60%,#fb6962 80%,#fef84c 100%);--wp--preset--gradient--blush-light-purple:linear-gradient(135deg,#ffceec 0%,#9896f0 100%);--wp--preset--gradient--blush-bordeaux:linear-gradient(135deg,#fecda5 0%,#fe2d2d 50%,#6b003e 100%);--wp--preset--gradient--luminous-dusk:linear-gradient(135deg,#ffcb70 0%,#c751c0 50%,#4158d0 100%);--wp--preset--gradient--pale-ocean:linear-gradient(135deg,#fff5cb 0%,#b6e3d4 50%,#33a7b5 100%);--wp--preset--gradient--electric-grass:linear-gradient(135deg,#caf880 0%,#71ce7e 100%);--wp--preset--gradient--midnight:linear-gradient(135deg,#020381 0%,#2874fc 100%);--wp--preset--font-size--small:18px;--wp--preset--font-size--medium:20px;--wp--preset--font-size--large:26.25px;--wp--preset--font-size--x-large:42px;--wp--preset--font-size--normal:21px;--wp--preset--font-size--larger:32px;--wp--preset--spacing--20:.44rem;--wp--preset--spacing--30:.67rem;--wp--preset--spacing--40:1rem;--wp--preset--spacing--50:1.5rem;--wp--preset--spacing--60:2.25rem;--wp--preset--spacing--70:3.38rem;--wp--preset--spacing--80:5.06rem;--wp--preset--shadow--natural:6px 6px 9px rgba(0,0,0,.2);--wp--preset--shadow--deep:12px 12px 50px rgba(0,0,0,.4);--wp--preset--shadow--sharp:6px 6px 0px rgba(0,0,0,.2);--wp--preset--shadow--outlined:6px 6px 0px -3px rgba(255,255,255,1),6px 6px rgba(0,0,0,1);--wp--preset--shadow--crisp:6px 6px 0px rgba(0,0,0,1);}:where(.is-layout-flex){gap:.5em;}:where(.is-layout-grid){gap:.5em;}body .is-layout-flex{display:flex;}.is-layout-flex{flex-wrap:wrap;align-items:center;}.is-layout-flex > :is(*,div){margin:0;}body .is-layout-grid{display:grid;}.is-layout-grid > :is(*,div){margin:0;}:where(.wp-block-columns.is-layout-flex){gap:2em;}:where(.wp-block-columns.is-layout-grid){gap:2em;}:where(.wp-block-post-template.is-layout-flex){gap:1.25em;}:where(.wp-block-post-template.is-layout-grid){gap:1.25em;}.has-black-color{color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-color{color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-color{color:var(--wp--preset--color--white) !important;}.has-pale-pink-color{color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-color{color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-color{color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-color{color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-color{color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-color{color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-color{color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-color{color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-color{color:var(--wp--preset--color--vivid-purple) !important;}.has-black-background-color{background-color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-background-color{background-color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-background-color{background-color:var(--wp--preset--color--white) !important;}.has-pale-pink-background-color{background-color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-background-color{background-color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-background-color{background-color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-background-color{background-color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-background-color{background-color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-background-color{background-color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-background-color{background-color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-background-color{background-color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-background-color{background-color:var(--wp--preset--color--vivid-purple) !important;}.has-black-border-color{border-color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-border-color{border-color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-border-color{border-color:var(--wp--preset--color--white) !important;}.has-pale-pink-border-color{border-color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-border-color{border-color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-border-color{border-color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-border-color{border-color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-border-color{border-color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-border-color{border-color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-border-color{border-color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-border-color{border-color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-border-color{border-color:var(--wp--preset--color--vivid-purple) !important;}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background:var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important;}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background:var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important;}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important;}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important;}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background:var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important;}.has-cool-to-warm-spectrum-gradient-background{background:var(--wp--preset--gradient--cool-to-warm-spectrum) !important;}.has-blush-light-purple-gradient-background{background:var(--wp--preset--gradient--blush-light-purple) !important;}.has-blush-bordeaux-gradient-background{background:var(--wp--preset--gradient--blush-bordeaux) !important;}.has-luminous-dusk-gradient-background{background:var(--wp--preset--gradient--luminous-dusk) !important;}.has-pale-ocean-gradient-background{background:var(--wp--preset--gradient--pale-ocean) !important;}.has-electric-grass-gradient-background{background:var(--wp--preset--gradient--electric-grass) !important;}.has-midnight-gradient-background{background:var(--wp--preset--gradient--midnight) !important;}.has-small-font-size{font-size:var(--wp--preset--font-size--small) !important;}.has-medium-font-size{font-size:var(--wp--preset--font-size--medium) !important;}.has-large-font-size{font-size:var(--wp--preset--font-size--large) !important;}.has-x-large-font-size{font-size:var(--wp--preset--font-size--x-large) !important;}:where(.wp-block-post-template.is-layout-flex){gap:1.25em;}:where(.wp-block-post-template.is-layout-grid){gap:1.25em;}:where(.wp-block-columns.is-layout-flex){gap:2em;}:where(.wp-block-columns.is-layout-grid){gap:2em;}:root :where(.wp-block-pullquote){font-size:1.5em;line-height:1.6;}.recentcomments a{display:inline !important;padding:0 !important;margin:0 !important;}.e-con.e-parent:nth-of-type(n+4):not(.e-lazyloaded):not(.e-no-lazyload),.e-con.e-parent:nth-of-type(n+4):not(.e-lazyloaded):not(.e-no-lazyload) *{background-image:none !important;}@media screen and (max-height: 1024px){.e-con.e-parent:nth-of-type(n+3):not(.e-lazyloaded):not(.e-no-lazyload),.e-con.e-parent:nth-of-type(n+3):not(.e-lazyloaded):not(.e-no-lazyload) *{background-image:none !important;}.e-con.e-parent:nth-of-type(n+3):not(.e-lazyloaded):not(.e-no-lazyload).nitro-lazy,.e-con.e-parent:nth-of-type(n+3):not(.e-lazyloaded):not(.e-no-lazyload) *.nitro-lazy{background-image:none !important;}}@media screen and (max-height: 640px){.e-con.e-parent:nth-of-type(n+2):not(.e-lazyloaded):not(.e-no-lazyload),.e-con.e-parent:nth-of-type(n+2):not(.e-lazyloaded):not(.e-no-lazyload) *{background-image:none !important;}.e-con.e-parent:nth-of-type(n+2):not(.e-lazyloaded):not(.e-no-lazyload).nitro-lazy,.e-con.e-parent:nth-of-type(n+2):not(.e-lazyloaded):not(.e-no-lazyload) *.nitro-lazy{background-image:none !important;}}.e-con.e-parent:nth-of-type(n+4):not(.e-lazyloaded):not(.e-no-lazyload).nitro-lazy,.e-con.e-parent:nth-of-type(n+4):not(.e-lazyloaded):not(.e-no-lazyload) *.nitro-lazy{background-image:none !important;}a{color:#3eab59;}.elementor-text-editor a{color:#3eab59;}.elementor-text-editor a:hover{text-decoration:underline;}@media screen and (min-device-width: 300px) and (max-device-width: 768px){.container.widget-reviews{padding:60px 15px 0px 15px !important;}}@media screen and (min-device-width: 1199px) and (max-device-width: 1700px){.banner_sec .videoBanner{height:100%;width:auto;}}.accodn_hed{font-weight:700;line-height:1;cursor:pointer;display:inline-block;font-size:16px;}.request-info-title-h2 h2{font-family:"Gotham-Book" !important;font-weight:500 !important;font-size:39px;}.blog.single .blogWrap .blogCont .blog_item .blog_txt p{padding-bottom:15px !important;}li.footer-phn a{cursor:pointer;}p+ul{margin-bottom:10px;}li.footer-addr br{display:none;}.container.widget-reviews{padding:100px 0 100px 0;}a.pc-hover{color:#3eab59;}a.pc-hover:hover{text-decoration:underline;}.indus_txt h3{overflow-wrap:normal;color:#fff;}@media (max-width: 767px){.home_industries .slick_nav .slick_next svg,.home_industries .slick_nav .slick_prev svg{rotate:90deg;}.home_industries .slick_nav{padding-top:20px;}}#tidio-chat-iframe{bottom:125px !important;}#launcher{bottom:35px !important;}.print-blog{box-shadow:rgba(0,0,0,.1) 0px 4px 12px;margin:10px;}.print-blog h2.print_head{font-size:18px;font-weight:700;}.print-blog span{display:inline-block;padding:0 15px 0 0;margin:0 15px 0 0;border-right:1px solid #d1d1d1;color:#3eab59 !important;}.print-blog p{padding-top:10px;}.print-blog a.read_more{color:#2870a0 !important;text-decoration:none;font-size:1.8rem;text-transform:uppercase;}.print-blog a.cat_name{padding:5px 15px;position:absolute;left:16px;color:#fff !important;background:#2870a0;font-size:1.5rem;top:-49px;}.print-blog a.cat_name:hover{background:#3eab59 !important;text-decoration:none !important;}.elementor-widget-wrap.elementor-element-populated{padding:0 !important;}.bog_cre_text{padding:10px;}h2.print_head a{text-decoration:none !important;}.bog_cre_text .blog_meta a{color:#3eab59 !important;}.bog_cre_text .blog_meta a:hover{color:#3eab59 !important;}.print-blog a.read_more{color:#2870a0;text-decoration:none;font-size:1.8rem;text-transform:uppercase;position:relative;display:inline-block;}.print-blog a.read_more:after{content:"";width:100%;display:block;height:1px;position:absolute;bottom:0;background:#bcd2e1;left:0;}.print-blog a.read_more :hover{color:#fff !important;}p.blog-pri-but button:hover{background:#2870a0;}p.blog-pri-but button{padding:10px 22px;background-color:#3eab59;color:#fff;padding-left:15px;padding-right:15px;position:relative;width:auto;font-weight:800;font-family:"GothamBold";font-size:1.5rem;}div#pop_overlay1 form#quotation_form{padding-left:0;}div#pop_overlay1 h3.form_head{font-family:"HelveticaNeueCE-Thin";font-size:2.5rem;color:#3eab59;text-transform:uppercase;padding:0 0 10px;}div#pop_overlay1 .form_devider .form_subt span{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;width:30px;height:30px;color:#fff;border-radius:15px;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;background:#3eab59;margin:0 15px 0 0;font-size:1.4rem;}div#pop_overlay1 .form_subt{display:flex;padding:0 0 20px;}div#pop_overlay1 .form_subt_sm{padding:0 0 10px;}div#pop_overlay1 ul.input_ul{display:flex;flex-wrap:wrap;}div#pop_overlay1 form#quotation_form .input_ul li{padding:0 40px 14px 0;}div#pop_overlay1 input#uploadFile{margin:15px 0 15px 0;}div#pop_overlay1 .page_form{padding:15px;}@media (min-width: 1200px){.banner_sec .banner_i.new-home-ban .banner_txt{color:#fff;position:relative;z-index:9999;margin-top:-68%;}.banner_sec .banner_i.new-home-ban{height:0 !important;}.banner_sec .videoBanner{position:relative;}}.blog_item .blog_pic .cat_name{left:0px;width:124px;padding:5px 10px;}.head_call .banner_cta{font-family:GothamBold;color:#fff;font-size:20px;margin:0 10px;padding:10px 20px;border:2px solid #fff;text-transform:uppercase;background:0 0;font-weight:400;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;-webkit-transition:all ease .2s;transition:all ease .2s;max-width:338px;}.head_call .banner_cta:hover{background:#3eab59;}.site_header .head_call a{font-size:20px;}@media (max-width: 1199px){.head_call .banner_cta{font-size:15px;padding:5px 15px !important;margin:0 10px 0 0px;}.site_header .head_call a{font-size:15px !important;}}@media (max-width: 330px){.head_call .banner_cta{font-size:13px;padding:5px 15px !important;margin:0 10px 0 0px;}.site_header .head_call a{font-size:13px !important;}}.img_field figure{background-size:contain;background-position:center;background-repeat:no-repeat;background-color:#ccc;}.cat_name{padding:5px 15px;position:relative;left:-15px;color:#fff;background:#2870a0;bottom:0;font-size:1.5rem;margin-bottom:10px;}.txt_lg h1{color:#fff;}.service_box h3{color:#fff;}.form-wrap{padding:50px 0;}.login_title{text-align:center;margin-bottom:15px;font-size:25px;text-transform:uppercase;}.login_links{margin-bottom:10px;}#btn-reg{background:#2870a0;}#btn-reg:hover{background:#3eab59 !important;}#btn-login{background:#2870a0;}#btn-login:hover{background:#3eab59 !important;}#log-out-frm{background:#2870a0;float:right;}#log-out-frm:hover{background:#3eab59 !important;}@media (max-width: 767px){.txt_lg h1{font-size:4.1rem;}#log-out-frm{margin-top:20px;}}.shapes-cap{width:15px !important;height:15px !important;}

Product Design Blogs

Let's Start the Conversation