{"id":6302,"date":"2026-06-12T11:25:01","date_gmt":"2026-06-12T11:25:01","guid":{"rendered":"https:\/\/materialparts.com\/ssc54-e3\/"},"modified":"2026-06-12T11:25:01","modified_gmt":"2026-06-12T11:25:01","slug":"ssc54-e3","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/ssc54-e3\/","title":{"rendered":"SSC54-E3"},"content":{"rendered":"

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

The SSC54-E3 from Vishay is a 5A, 40V Schottky rectifier diode in an SMC (DO-214AB) package. With a low forward voltage drop of 0.55V at 5A and 150A surge current rating, it is designed for high-frequency rectification and freewheeling in switching power supplies.<\/p>\n

\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n\n\n\n\n\n\n\n\n\n
Reverse Voltage (VR)<\/td>\n40V<\/td>\n<\/tr>\n
Forward Current (IF)<\/td>\n5A<\/td>\n<\/tr>\n
Forward Voltage (VF)<\/td>\n0.55V (typ) @IF=5A<\/td>\n<\/tr>\n
Reverse Current (IR)<\/td>\n0.5mA (max) @VR=40V, TJ=25\u00b0C<\/td>\n<\/tr>\n
Surge Current (IFSM)<\/td>\n150A (8.3ms sine)<\/td>\n<\/tr>\n
Junction Capacitance<\/td>\n200pF (typ)<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-65\u00b0C to +150\u00b0C<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nSMC (DO-214AB)<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • Low 0.55V forward voltage for high rectification efficiency<\/li>\n
  • 5A continuous current rating with 150A surge capability<\/li>\n
  • SMC (DO-214AB) surface-mount package for automated assembly<\/li>\n
  • Guard-ring structure for ruggedness and ESD protection<\/li>\n
  • Low junction capacitance (200pF) for high-frequency operation<\/li>\n
  • Halogen-free and RoHS compliant<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • DC-DC converter output rectification<\/li>\n
    • Freewheeling diode in motor drive circuits<\/li>\n
    • Reverse polarity protection in power supplies<\/li>\n
    • Battery charging and OR-ing diode circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The SSC54-E3 from Vishay is a 5A, 40V Schottky rectifier diode in an SMC (DO-214AB) package. With a low forward voltage drop of 0.55V at 5A and 150A surge current rating, it is designed for high-frequency rectification and freewheeling in switching power supplies. Key Specifications Reverse Voltage (VR) 40V Forward Current (IF) 5A […]<\/p>\n","protected":false},"author":2,"featured_media":6355,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,13],"tags":[],"chip_brand":[136],"class_list":["post-6302","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analog-linear-ics","category-integrated-circuits-ics","chip_brand-vishay"],"acf":{"brief_explanation":"5A 40V Schottky rectifier diode, 0.55V VF, 150A surge, SMC (DO-214AB)","date_code":"","package_case":"SMC (DO-214AB, 7.9 x 5.8 x 2.3mm)","in_stock":2948,"datasheet":"https:\/\/www.vishay.com\/docs\/88525\/ssc54-e3.pdf","price":"$0.22 @1ku","product_introduction":"The SSC54-E3 from Vishay is a 5A, 40V Schottky rectifier diode in a surface-mount SMC (DO-214AB) package. Its low 0.55V forward voltage drop at rated current minimizes power dissipation in rectification and freewheeling applications. The 150A non-repetitive surge current rating provides robustness against transient overloads, while the guard-ring structure enhances reliability under harsh electrical conditions. The 200pF junction capacitance supports efficient high-frequency operation in switching power supply output stages.","working_principle":"The SSC54-E3 is a metal-silicon Schottky junction rectifier. Unlike conventional PN junction diodes, the Schottky barrier is formed by the contact between a metal (typically molybdenum or chromium) and N-type silicon. This structure eliminates minority carrier storage, resulting in negligible reverse recovery time and low forward voltage drop (0.55V vs. 0.7-1.0V for silicon PN diodes). When forward-biased, majority carriers (electrons) flow from the semiconductor into the metal with minimal energy loss. The guard-ring structure around the main junction prevents edge breakdown and enhances ESD tolerance. The low junction capacitance (200pF) ensures minimal charge storage at high switching frequencies.","pin_description":"
      Pin<\/th>Name<\/th>Description<\/th><\/tr>
      Cathode<\/td>K<\/td>Cathode terminal (top band marked)<\/td><\/tr>
      Anode<\/td>A<\/td>Anode terminal<\/td><\/tr><\/table>","application_scenarios":"
      • DC-DC buck and forward converter output rectification<\/li>
      • Freewheeling diode in motor drive H-bridge circuits<\/li>
      • Reverse polarity and reverse current protection<\/li>
      • Battery OR-ing and redundant power path selection<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>VR<\/th>IF<\/th>VF<\/th><\/tr>
        SSC54-E3\/57T<\/td>Vishay<\/td>40V<\/td>5A<\/td>0.55V<\/td><\/tr>
        SB540-E3\/54<\/td>Vishay<\/td>40V<\/td>5A<\/td>0.50V<\/td><\/tr>
        CDBC540-G<\/td>Comchip<\/td>40V<\/td>5A<\/td>0.55V<\/td><\/tr>
        MBR540T3G<\/td>onsemi<\/td>40V<\/td>5A<\/td>0.55V<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/6302","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=6302"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/6302\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media\/6355"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=6302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=6302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=6302"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=6302"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}