{"id":242,"date":"2026-07-22T15:29:26","date_gmt":"2026-07-22T07:29:26","guid":{"rendered":"https:\/\/www.ronglitong.com\/?p=242"},"modified":"2026-07-23T13:29:27","modified_gmt":"2026-07-23T05:29:27","slug":"miniaturized-fiber-sensing-optical-transceiver-assembly","status":"publish","type":"post","link":"https:\/\/www.ronglitong.com\/zh-cht\/product\/miniaturized-fiber-sensing-optical-transceiver-assembly\/","title":{"rendered":"Miniaturized Fiber Sensing Optical Transceiver Assembly"},"content":{"rendered":"\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"700\" src=\"https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052844_988.jpg\" alt=\"\" class=\"wp-image-346\" srcset=\"https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052844_988.jpg 700w, https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052844_988-300x300.jpg 300w, https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052844_988-150x150.jpg 150w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n\n\n<p class=\"has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-1054f1a45444fce4e6f2df7405148eb7\"><strong>Overview<\/strong><\/p>\n\n\n\n<p>This product is based on micro\u2011optic assembly and optoelectronic integration processes. It uses a compact 14\u2011pin metal hermetic package with PM or single\u2011mode fiber output. It reduces at least two fiber splicing and recoating steps in sensing systems, lowering the assembly complexity of FOGs and other fiber optic sensors. It also reduces noise, improves SNR, ensures good consistency and reliability, and further minimizes overall size.<\/p>\n\n\n\n<p class=\"has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-d9b920dd56629ee7924fd6aad26bb44a\"><strong>Product Features<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High integration<\/li>\n\n\n\n<li>Low loss<\/li>\n\n\n\n<li>Compact size<\/li>\n\n\n\n<li>Built-in TEC<\/li>\n\n\n\n<li>Single-mode fiber output<\/li>\n\n\n\n<li>Industry standard 14-pin<\/li>\n\n\n\n<li>butterfly package<\/li>\n<\/ul>\n\n\n\n<p class=\"has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-04a126c91f42e34172a99d655668cbcd\"><strong>Applications<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>FOG<\/li>\n\n\n\n<li>FOCT<\/li>\n\n\n\n<li>Fiber optic sensors<\/li>\n<\/ul>\n\n\n\n<p class=\"has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-5eff430e999fe0d76fc6b23173133fe6\"><strong>Technical Specifications<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table class=\"has-border-color has-cyan-bluish-gray-border-color\" style=\"border-width:1px\"><tbody><tr><td><strong>Parameter<\/strong><\/td><td><strong>Symbol<\/strong><\/td><td><strong>Unit<\/strong><\/td><td><strong>Min<\/strong><\/td><td><strong>Typical Value<\/strong><\/td><td><strong>Max<\/strong><\/td><\/tr><tr><td>Output Fiber Power<\/td><td>Po<\/td><td>\u00b5W<\/td><td>&#8211;<\/td><td>800<\/td><td>&#8211;<\/td><\/tr><tr><td>Operating Current<\/td><td>I<\/td><td>mA<\/td><td>&#8211;<\/td><td>100<\/td><td>&#8211;<\/td><\/tr><tr><td>Center Wavelength<\/td><td>\u03bbc<\/td><td>nm<\/td><td>1280<\/td><td>1305<\/td><td>1330<\/td><\/tr><tr><td>Spectral Width (3dB)<br><em>\uff08-3dB bandwidth\uff09<\/em><\/td><td>\u0394\u03bb\u2083<sub>dB<\/sub><\/td><td>nm<\/td><td>30<\/td><td>35<\/td><td>&#8211;<\/td><\/tr><tr><td>Spectral Ripple<br><em>\uff08Center Wavelength Within \u00b12.5nm\uff09<\/em><\/td><td>Ripple<\/td><td>dB<\/td><td>&#8211;<\/td><td>&#8211;<\/td><td>0.3<\/td><\/tr><tr><td>Center Wavelength Power Variation<\/td><td>&#8211;<\/td><td>%<\/td><td>&nbsp;<\/td><td>8%<\/td><td>&nbsp;<\/td><\/tr><tr><td>Device Responsivity<br>\uff08<em>Measured with optical input from fiber pigtail<\/em>\uff09<\/td><td>Re<\/td><td>V\/\u00b5W<\/td><td>&nbsp;<\/td><td>0.085<\/td><td>&#8211;<\/td><\/tr><tr><td>Bandwidth<\/td><td>f<sub>B<\/sub><\/td><td>MHz<\/td><td>&nbsp;<\/td><td>18<\/td><td>&nbsp;<\/td><\/tr><tr><td>Noise Voltage<\/td><td>U<sub>N(rms)<\/sub><\/td><td>mV<\/td><td>&nbsp;<\/td><td>0.8<\/td><td>&nbsp;<\/td><\/tr><tr><td>Optical Crosstalk Noise<\/td><td>U<sub>N<\/sub><\/td><td>mV<\/td><td>&nbsp;<\/td><td>50<\/td><td>&nbsp;<\/td><\/tr><tr><td>Dark Voltage<\/td><td>U<sub>0<\/sub><\/td><td>V<\/td><td>&nbsp;<\/td><td>-1.65<\/td><td>&nbsp;<\/td><\/tr><tr><td>Thermistor Resistance<\/td><td>Rth<\/td><td>k\u03a9<\/td><td>9.5<\/td><td>10<\/td><td>10.5<\/td><\/tr><tr><td>TEC Current<\/td><td>I<sub>TEC<\/sub><\/td><td>A<\/td><td>&#8211;<\/td><td>&#8211;<\/td><td>1.5<\/td><\/tr><tr><td>TEC Voltage<\/td><td>Vc<\/td><td>V<\/td><td>&#8211;<\/td><td>&#8211;<\/td><td>2.4<\/td><\/tr><tr><td>Fiber Pigtail Type<\/td><td>&#8211;<\/td><td>&#8211;<\/td><td>&nbsp;<\/td><td>SM \/ PM<\/td><td>&nbsp;<\/td><\/tr><tr><td>Package Style<\/td><td>&#8211;<\/td><td>&#8211;<\/td><td>&nbsp;<\/td><td>14-pin Butterfly<\/td><td>&nbsp;<\/td><\/tr><tr><td>Package Dimensions<\/td><td>&#8211;<\/td><td>mm<\/td><td>&nbsp;<\/td><td>22 \u00d7 12.6 \u00d7 7.3<\/td><td>&nbsp;<\/td><\/tr><tr><td>Operating Temperature<\/td><td>&#8211;<\/td><td>\u00b0C<\/td><td>-40<\/td><td>&nbsp;<\/td><td>+70<\/td><\/tr><tr><td>Storage Temperature<\/td><td>&#8211;<\/td><td>\u00b0C<\/td><td>-55<\/td><td>&nbsp;<\/td><td>+85<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-c4144556cc60008e4263abb32a352d00\"><strong>Package Dimensions and Pin Assignment<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"616\" height=\"884\" src=\"https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052920_953.webp\" alt=\"\" class=\"wp-image-348\" srcset=\"https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052920_953.webp 616w, https:\/\/www.ronglitong.com\/wp-content\/uploads\/2026\/07\/20260723_052920_953-209x300.webp 209w\" sizes=\"auto, (max-width: 616px) 100vw, 616px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-border-color has-cyan-bluish-gray-border-color\" style=\"border-width:1px\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Pin<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Function<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Pin<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Function<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>1<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">TEC-<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>8<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">-5V<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>2<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">TEC+<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>9<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">OUT<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>3<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">RT<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">GND<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>4<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">RT<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>11<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">NC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>5<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">-5V<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>12<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">NC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>6<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">GND<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>13<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">SLD+<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>7<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">+5V<\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>14<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">SLD-<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Overview This product is based on micro\u2011optic assembly and optoelectronic integration processes. It uses a compact 14\u2011pin metal hermetic package [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":346,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5,4],"tags":[],"class_list":["post-242","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fiber-optic-gyroscope","category-product"],"_links":{"self":[{"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/posts\/242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/comments?post=242"}],"version-history":[{"count":6,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/posts\/242\/revisions"}],"predecessor-version":[{"id":349,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/posts\/242\/revisions\/349"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/media\/346"}],"wp:attachment":[{"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/media?parent=242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/categories?post=242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ronglitong.com\/zh-cht\/wp-json\/wp\/v2\/tags?post=242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}