{"id":7107,"date":"2026-06-23T03:43:10","date_gmt":"2026-06-23T03:43:10","guid":{"rendered":"https:\/\/materialparts.com\/d45h11g\/"},"modified":"2026-06-23T03:43:10","modified_gmt":"2026-06-23T03:43:10","slug":"d45h11g","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/d45h11g\/","title":{"rendered":"D45H11G"},"content":{"rendered":"

\u4ea7\u54c1\u6982\u89c8<\/h2>\n

The D45H11G from onsemi is a PNP complementary power transistor rated at -80V VCEO and -10A IC in a TO-252 (DPAK) surface-mount package. Designed for general-purpose amplifier and switching applications, it provides high DC current gain at high collector current.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n
\u6781\u6027<\/td>\nPNP<\/td>\n<\/tr>\n
VCEO<\/td>\n-80 V<\/td>\n<\/tr>\n
IC (max)<\/td>\n-10 A<\/td>\n<\/tr>\n
hFE (min)<\/td>\n60 @ IC=-3A<\/td>\n<\/tr>\n
\u529f\u7387\u8017\u6563<\/td>\n40 W @ TC=25C<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-55C to +150C<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • PNP complementary pair with D44H11G (NPN)<\/li>\n
  • High DC current gain of 60 minimum at 3A<\/li>\n
  • -10A continuous collector current<\/li>\n
  • TO-252 DPAK surface-mount package<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Audio power amplifier output stage<\/li>\n
    • Linear regulator pass transistor<\/li>\n
    • Motor drive and solenoid driver<\/li>\n
    • General-purpose switching and amplification<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The D45H11G from onsemi is a PNP complementary power transistor rated at -80V VCEO and -10A IC in a TO-252 (DPAK) surface-mount package. Designed for general-purpose amplifier and switching applications, it provides high DC current gain at high collector current. Key Specifications Polarity PNP VCEO -80 V IC (max) -10 A hFE (min) […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,56],"tags":[],"chip_brand":[144],"class_list":["post-7107","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-mosfets","chip_brand-on"],"acf":{"brief_explanation":"PNP power transistor, -80V, -10A, hFE60, DPAK, complementary to D44H11G","date_code":"","package_case":"TO-252 \/ DPAK (6.60 x 6.00 x 2.30 mm)","in_stock":9570,"datasheet":"https:\/\/www.onsemi.com\/pub\/Collateral\/D44H11-D.PDF","price":"$0.42 @ 1ku","product_introduction":"The D45H11G from onsemi is a PNP complementary silicon power transistor rated at -80V VCEO and -10A IC in a TO-252 (DPAK) surface-mount package. The device provides a minimum DC current gain (hFE) of 60 at IC=-3A, making it suitable for driving moderate loads directly from logic-level signals. It is the PNP complement to the D44H11G NPN transistor, enabling push-pull output stages and complementary drive circuits. Maximum power dissipation is 40W at TC=25C with an operating temperature range of -55C to +150C.","working_principle":"The D45H11G is a PNP bipolar junction power transistor. (1) PNP Structure: A p-type emitter injects holes into the n-type base, which are collected by the p-type collector. Base current controls the collector current with current gain (hFE). (2) Darlington Alternative: While not a Darlington, the high hFE (60 minimum at 3A) provides sufficient gain for many direct-drive applications. (3) Saturation: In saturation, VCE(sat) is typically -0.5V at IC=-3A, providing acceptable efficiency for linear and switching applications. (4) Complementary Operation: The D44H11G NPN provides matched characteristics for push-pull amplifier and motor drive H-bridge designs.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>Base<\/td>Input<\/td>Base control input<\/td><\/tr>
      2<\/td>Collector<\/td>Output<\/td>Collector (tab\/heatsink)<\/td><\/tr>
      3<\/td>Emitter<\/td>Power<\/td>Emitter<\/td><\/tr><\/table>","application_scenarios":"
      • Audio power amplifier output stage with D44H11G NPN complement<\/li>
      • Linear regulator pass transistor with 10A capability<\/li>
      • Motor drive and solenoid driver with high hFE<\/li>
      • General-purpose switching and amplification in DPAK surface-mount<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        onsemi<\/td>D44H11G<\/td>DPAK<\/td>NPN complement<\/td><\/tr>
        ST<\/td>TIP42CG<\/td>TO-220<\/td>PNP, -6A, through-hole<\/td><\/tr>
        onsemi<\/td>MJD45H11G<\/td>D2PAK<\/td>Higher power D2PAK version<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/7107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/comments?post=7107"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/7107\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=7107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=7107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=7107"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=7107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}