{"id":3655,"date":"2026-06-07T13:03:29","date_gmt":"2026-06-07T13:03:29","guid":{"rendered":"https:\/\/materialparts.com\/mmbd914lt1g\/"},"modified":"2026-06-07T13:03:29","modified_gmt":"2026-06-07T13:03:29","slug":"mmbd914lt1g","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/mmbd914lt1g\/","title":{"rendered":"MMBD914LT1G"},"content":{"rendered":"

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

The MMBD914LT1G from onsemi is a high-speed switching diode in a SOT-23 package. With 100V reverse voltage, 200mA forward current, 4ns reverse recovery time, and 4pF capacitance, it is designed for high-speed switching and general-purpose signal applications.<\/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\n\n
Reverse Voltage (VR)<\/td>\n100 V<\/td>\n<\/tr>\n
Forward Current (IF)<\/td>\n200 mA<\/td>\n<\/tr>\n
Forward Voltage (VF)<\/td>\n1.0V max @ IF=10mA<\/td>\n<\/tr>\n
Reverse Recovery Time (trr)<\/td>\n4 ns (max)<\/td>\n<\/tr>\n
Reverse Current (IR)<\/td>\n5 uA max @ VR=75V<\/td>\n<\/tr>\n
Diode Capacitance (CD)<\/td>\n4 pF (max @ VR=0V, 1MHz)<\/td>\n<\/tr>\n
\u062a\u0628\u062f\u064a\u062f \u0627\u0644\u0637\u0627\u0642\u0629<\/td>\n225 mW<\/td>\n<\/tr>\n
Peak Surge Current<\/td>\n500 mA<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-55 to +150 C<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nSOT-23 (TO-236)<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • High-speed switching diode<\/li>\n
  • 100V reverse voltage rating<\/li>\n
  • 200mA continuous forward current<\/li>\n
  • 4ns fast reverse recovery time<\/li>\n
  • 4pF low diode capacitance<\/li>\n
  • AEC-Q101 qualified (S prefix version)<\/li>\n
  • Pb-free, halogen-free, RoHS compliant<\/li>\n
  • MSL Level 1 (unlimited floor life)<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • High-speed switching circuits<\/li>\n
    • Signal routing and logic<\/li>\n
    • Reverse polarity protection<\/li>\n
    • General-purpose rectification<\/li>\n
    • Automotive electronics (S prefix version)<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The MMBD914LT1G from onsemi is a high-speed switching diode in a SOT-23 package. With 100V reverse voltage, 200mA forward current, 4ns reverse recovery time, and 4pF capacitance, it is designed for high-speed switching and general-purpose signal applications. Key Specifications Reverse Voltage (VR) 100 V Forward Current (IF) 200 mA Forward Voltage (VF) 1.0V […]<\/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":[13,20],"tags":[],"chip_brand":[182],"class_list":["post-3655","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","chip_brand-onsemi"],"acf":{"brief_explanation":"High-speed switching diode, 100V 200mA, 4ns trr, SOT-23, AEC-Q101","date_code":"","package_case":"SOT-23 (TO-236) (2.9 x 1.3 x 1.0 mm)","in_stock":35828,"datasheet":"https:\/\/www.onsemi.com\/pub\/Collateral\/MMBD914LT1-D.pdf","price":"$0.0103 @ 1ku","product_introduction":"The MMBD914LT1G from onsemi is a high-speed switching diode in a SOT-23 surface-mount package. The MMBD prefix denotes the SOT-23 version of the classic 1N914\/1N4148 switching diode, LT1 indicates SOT-23 with 3000pcs tape and reel, and G denotes Pb-free. With 100V reverse voltage, 200mA forward current, 4ns reverse recovery time, and only 4pF junction capacitance, it is the surface-mount workhorse for high-speed signal switching and general-purpose diode applications. The SMMBD914LT1G variant adds AEC-Q101 automotive qualification.","working_principle":"The MMBD914LT1G operates as a standard PN junction switching diode: (1) Forward Bias: When anode voltage exceeds cathode by more than the turn-on voltage (~0.7V), current flows with a maximum forward voltage drop of 1.0V at 10mA. (2) Reverse Bias: When cathode voltage exceeds anode, the diode blocks current up to 100V reverse voltage with only 5uA maximum leakage. (3) Fast Recovery: The 4ns reverse recovery time ensures the diode transitions quickly from conducting to blocking state, critical for high-frequency switching applications. (4) Low Capacitance: The 4pF junction capacitance at 0V bias minimizes signal loading in high-speed circuits.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Description<\/th><\/tr>
      1<\/td>Anode<\/td>Anode<\/td>Diode anode<\/td><\/tr>
      2<\/td>N\/C<\/td>--<\/td>Not connected<\/td><\/tr>
      3<\/td>Cathode<\/td>Cathode<\/td>Diode cathode<\/td><\/tr><\/table>","application_scenarios":"
      • High-speed logic signal steering with 4ns reverse recovery and 4pF capacitance<\/li>
      • Reverse polarity protection for low-current circuits with 100V rating<\/li>
      • General-purpose signal diode in SOT-23 for space-constrained PCB designs<\/li>
      • Automotive signal switching with SMMBD914LT1G AEC-Q101 variant<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>VR<\/th>trr<\/th>Notes<\/th><\/tr>
        MMBD4148LT1G<\/td>onsemi<\/td>75V<\/td>4ns<\/td>1N4148 equivalent<\/td><\/tr>
        BAV99LT1G<\/td>onsemi<\/td>70V<\/td>6ns<\/td>Dual series diodes<\/td><\/tr>
        1N4148W-7<\/td>Diodes Inc<\/td>75V<\/td>4ns<\/td>SOD-123 package<\/td><\/tr>
        SMMBD914LT1G<\/td>onsemi<\/td>100V<\/td>4ns<\/td>AEC-Q101 auto grade<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/3655","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=3655"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/3655\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=3655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=3655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=3655"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=3655"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}