{"id":7211,"date":"2018-05-14T08:30:35","date_gmt":"2018-05-14T07:30:35","guid":{"rendered":"https:\/\/engineernewsnetwork.com\/blog\/?p=7211"},"modified":"2018-05-13T12:08:22","modified_gmt":"2018-05-13T11:08:22","slug":"transformers-pre-approved-for-psemi-push-pull-drivers-save-qualification-time-and-cost","status":"publish","type":"post","link":"https:\/\/www.engineernewsnetwork.com\/blog\/transformers-pre-approved-for-psemi-push-pull-drivers-save-qualification-time-and-cost\/","title":{"rendered":"Transformers pre-approved for pSemi push-pull drivers save qualification time and cost"},"content":{"rendered":"<span class=\"highlight highlight-blue\"><a href=\"https:\/\/engineernewsnetwork.com\/blog\/murata-announces-smallest-rf-noise-filter-for-audio-lines-in-portable-devices\/\" target=\"_blank\" rel=\"noopener\">Murata<\/a><\/span> has announced the release of its <span class=\"highlight highlight-blue\"><a href=\"https:\/\/www.murata-ps.com\/datasheet?\/data\/magnetics\/kmp_782100.pdf\" target=\"_blank\" rel=\"noopener\">782100<\/a><\/span>\u00a0series of transformers designed specifically for use with the Peregrine (pSemi) PE22100 push-pull DC-DC converter driver ICs.<\/p>\n<p>The combination of driver IC and transformer allows easy implementation of an isolated DC-DC converter rated up to 1W, typically used for powering the secondary side of an isolated data interface such as RS232, RS485 or CAN bus.<br \/>\n<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\" style=\"display: block; text-align: center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-7565662001938327\" data-ad-slot=\"7585079586\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/p>\n<p>Surface mount (SM) and through hole (DIL) versions of the transformers are available in industry standard footprints.<\/p>\n<p>The SM types include variants for 3.3 V\/5 V or 5 V\/5 V input\/output while the DIL types have 3.3 V\/3.3 V or 5 V\/3.3 V input\/output.<\/p>\n<p>Each output voltage is as specified after external rectifier diode drops.<\/p>\n<p>All transformer variants have 4 kVDC isolation rating featuring tightly controlled toroidal construction giving high efficiency, close magnetic coupling and low EMI.<\/p>\n<p>Operating temperature range is -40\u02daC to +85\u02daC and the surface mount types have a Moisture Sensitivity rating of MSL1 so that no special storage methods are necessary.<\/p>\n<p>The SM transformers meet the requirements of J-STD-020 for reflow soldering with a peak temperature of 245\u02daC and a maximum time above liquidous (217\u02daC) of 100 seconds making them compatible with common reflow systems.<\/p>\n<p>The through-hole variants are suitable for wave soldering with a peak temperature of 260\u02daC for 10 seconds. All types have a matte tin pin finish.<\/p>\n<p>pSemi, a <span class=\"highlight highlight-blue\"><a href=\"http:\/\/www.murata.com\" target=\"_blank\" rel=\"noopener\">Murata<\/a><\/span> company, have tested and approved the transformers for use with their ICs giving customers a secure and proven solution.<\/p>\n<p>Additionally, the transformers are based on existing Murata products which are made in high volume with a long track record giving customers confidence in the manufacturing technology.<\/p>\n<p>Applications for the combination of transformer and pSemi IC as an isolated data interface are in analog and digital I\/O cards in data acquisition and instrumentation.<\/p>\n<p>Rectifier diodes and capacitors are all that are required to realise a complete DC-DC converter function with a profile as low as 7mm.<\/p>\n<p>An evaluation kit is available from pSemi featuring the 782100 transformers.<\/p>\n<p>\u201cThe collaboration between Murata Power Solutions and pSemi to develop these transformers means that users do not need to separately qualify a magnetics source when using the peregrine IC, saving time and expense\u201d, said Andrea Polti, Product Manager at Murata Power Solutions.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Murata has announced the release of its 782100\u00a0series of transformers designed specifically for use with the Peregrine (pSemi) PE22100 push-pull DC-DC converter driver ICs. The combination of driver IC and transformer allows easy implementation of an isolated DC-DC converter rated up to 1W, typically used for powering the secondary side of an isolated data interface &hellip;<\/p>\n","protected":false},"author":1,"featured_media":7212,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[104],"tags":[1019,4124,4123],"class_list":["post-7211","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-electronics","tag-murata","tag-psemi-push-pull-drivers","tag-transformers"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Transformers pre-approved for pSemi push-pull drivers save qualification time and cost - Engineer News Network<\/title>\n<meta name=\"description\" content=\"Murata has announced the release of its 782100 series of transformers designed specifically for use with the Peregrine (pSemi) PE22100 push-pull DC-DC converter driver IC\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.engineernewsnetwork.com\/blog\/transformers-pre-approved-for-psemi-push-pull-drivers-save-qualification-time-and-cost\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Transformers pre-approved for pSemi push-pull drivers save qualification time and cost - 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