{"id":5401,"date":"2026-06-09T11:31:29","date_gmt":"2026-06-09T11:31:29","guid":{"rendered":"https:\/\/materialparts.com\/fdn342p\/"},"modified":"2026-06-09T11:31:29","modified_gmt":"2026-06-09T11:31:29","slug":"fdn342p","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/fdn342p\/","title":{"rendered":"FDN342P"},"content":{"rendered":"

\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c<\/h2>\n

FDN342P from onsemi is a P-channel 20V 1.7A MOSFET with 70mOhm RDS(on), logic level. SOT-23 for load switching.<\/p>\n

\u0645\u0628\u062f\u0623 \u0627\u0644\u0639\u0645\u0644<\/h2>\n

P-channel enhancement MOSFET in SOT-23. -20V VDS, -1.7A ID. 70mOhm RDS(on) at VGS=-4.5V. Logic level gate. Popular for high-side load switching and battery disconnect.<\/p>\n

Pin Description<\/h2>\n\n\n\n\n\n
\u062f\u0628\u0648\u0633<\/th>\n\u0627\u0644\u0627\u0633\u0645<\/th>\n\u0627\u0644\u0648\u0638\u064a\u0641\u0629<\/th>\n<\/tr>\n
1<\/td>\nG<\/td>\n\u0627\u0644\u0628\u0648\u0627\u0628\u0629<\/td>\n<\/tr>\n
2<\/td>\nS<\/td>\n\u0627\u0644\u0645\u0635\u062f\u0631<\/td>\n<\/tr>\n
3<\/td>\nD<\/td>\n\u0627\u0644\u0635\u0631\u0641<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
    \n
  • High-side load switch<\/li>\n
  • Battery disconnect<\/li>\n
  • Power management<\/li>\n
  • Battery protection<\/li>\n<\/ul>\n

    Alternative Models<\/h2>\n\n\n\n
    Mfr<\/th>\nPart<\/th>\n\u0627\u0644\u0645\u0644\u0627\u062d\u0638\u0627\u062a<\/th>\n<\/tr>\n
    \u0627\u0644\u062b\u0646\u0627\u0626\u064a\u0627\u062a<\/td>\nDMP2305U-7<\/td>\nSimilar P-ch SOT-23<\/td>\n<\/tr>\n<\/table>","protected":false},"excerpt":{"rendered":"

    Product Overview FDN342P from onsemi is a P-channel 20V 1.7A MOSFET with 70mOhm RDS(on), logic level. SOT-23 for load switching. Working Principle P-channel enhancement MOSFET in SOT-23. -20V VDS, -1.7A ID. 70mOhm RDS(on) at VGS=-4.5V. Logic level gate. Popular for high-side load switching and battery disconnect. Pin Description Pin Name Function 1 G Gate 2 […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,56],"tags":[],"chip_brand":[144],"class_list":["post-5401","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-mosfets","chip_brand-on"],"acf":{"brief_explanation":"P-ch MOSFET, -20V, -1.7A, 70mOhm, SOT-23","date_code":"","package_case":"SOT-23 (2.9x1.3x1.0mm)","in_stock":8693,"datasheet":"https:\/\/www.onsemi.com\/pub\/Collateral\/FDN342P-D.PDF","price":"$0.15 @ 1ku","product_introduction":"FDN342P from onsemi is a P-channel 20V 1.7A MOSFET with 70mOhm RDS(on), logic level. SOT-23 for load switching.","working_principle":"P-channel enhancement MOSFET in SOT-23. -20V VDS, -1.7A ID. 70mOhm RDS(on) at VGS=-4.5V. Logic level gate. Popular for high-side load switching and battery disconnect.","pin_description":"
    Pin<\/th>Name<\/th>Function<\/th><\/tr>
    1<\/td>G<\/td>Gate<\/td><\/tr>
    2<\/td>S<\/td>Source<\/td><\/tr>
    3<\/td>D<\/td>Drain<\/td><\/tr><\/table>","application_scenarios":"
    • High-side load switch<\/li>
    • Battery disconnect<\/li>
    • Power management<\/li>
    • Battery protection<\/li><\/ul>","alternative_models":"
      Mfr<\/th>Part<\/th>Notes<\/th><\/tr>
      Diodes<\/td>DMP2305U-7<\/td>Similar P-ch SOT-23<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/5401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/comments?post=5401"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/5401\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=5401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=5401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=5401"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=5401"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}