{"id":8603,"date":"2026-06-29T06:56:30","date_gmt":"2026-06-29T06:56:30","guid":{"rendered":"https:\/\/materialparts.com\/irf9540pbf\/"},"modified":"2026-06-29T06:56:30","modified_gmt":"2026-06-29T06:56:30","slug":"irf9540pbf","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/irf9540pbf\/","title":{"rendered":"IRF9540PBF"},"content":{"rendered":"

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

The Infineon IRF9540PBF is a P-channel power MOSFET rated at -100 V drain-source voltage with -19 A continuous drain current and 0.200 Ohm on-resistance. Packaged in a TO-220AB through-hole package, it is designed for high-side switching, load disconnects, and complementary push-pull output stages in industrial and automotive 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
VDS<\/td>\n-100 V<\/td>\n<\/tr>\n
RDS(\u062a\u0634\u063a\u064a\u0644)<\/td>\n0.200 Ohm @ VGS=-10V<\/td>\n<\/tr>\n
ID (Continuous)<\/td>\n-19 A @ TC=25\u00b0C<\/td>\n<\/tr>\n
PD<\/td>\n150 W @ TC=25\u00b0C<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-55\u00b0C to +175\u00b0C<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nTO-220AB<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • 100 V P-channel MOSFET for high-side switching<\/li>\n
  • Repetitive avalanche rated<\/li>\n
  • 175\u00b0C maximum operating temperature<\/li>\n
  • Dynamic dv\/dt rating for ruggedness<\/li>\n
  • Lead-free (PbF) RoHS-compliant<\/li>\n
  • Easy paralleling due to positive temperature coefficient<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • High-side load switching<\/li>\n
    • DC motor H-bridge drivers<\/li>\n
    • Uninterruptible power supplies<\/li>\n
    • Automotive battery disconnect switches<\/li>\n
    • Audio amplifier output stages<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The Infineon IRF9540PBF is a P-channel power MOSFET rated at -100 V drain-source voltage with -19 A continuous drain current and 0.200 Ohm on-resistance. Packaged in a TO-220AB through-hole package, it is designed for high-side switching, load disconnects, and complementary push-pull output stages in industrial and automotive applications. Key Specifications VDS -100 V […]<\/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":[136],"class_list":["post-8603","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-mosfets","chip_brand-vishay"],"acf":{"brief_explanation":"P-Channel MOSFET, -100V, -19A, 0.200 Ohm, TO-220AB, high-side switch, avalanche rated","date_code":"","package_case":"TO-220AB (3-lead)","in_stock":10856,"datasheet":"https:\/\/www.vishay.com\/docs\/91078\/91078.pdf","price":"$0.82 @ 1ku","product_introduction":"The IRF9540PBF is a third-generation P-channel power MOSFET from Vishay Siliconix, offering a -100 V drain-source rating with -19 A continuous drain current and 0.200 Ohm on-resistance in a TO-220AB package. The device features repetitive avalanche rating and 175\u00b0C maximum junction temperature for rugged operation in demanding applications. Its positive temperature coefficient of RDS(on) facilitates easy paralleling for higher current capability. The TO-220AB package is universally preferred for commercial-industrial applications at power dissipation levels up to approximately 150 W, providing low thermal resistance at a low package cost.","working_principle":"As a P-channel enhancement-mode MOSFET, the IRF9540PBF conducts when a negative gate-to-source voltage (typically -10 V for full enhancement) is applied, creating an inversion layer in the N-type body region that forms a conductive channel between source and drain. Current flows from source to drain (conventional current direction) when the device is enhanced. The body-drain diode provides a natural freewheeling path for inductive loads. The device features dynamic dv\/dt rating to withstand fast voltage transients at turn-off without spurious turn-on. Repetitive avalanche capability allows the device to absorb energy during inductive switching without external clamp circuits.","pin_description":"\n
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>\n
      1<\/td>Gate<\/td>Input<\/td>MOSFET gate control terminal<\/td><\/tr>\n
      2<\/td>Drain<\/td>Output<\/td>Drain terminal (connected to tab)<\/td><\/tr>\n
      3<\/td>Source<\/td>Power<\/td>Source terminal<\/td><\/tr>\n<\/table>","application_scenarios":"
        \n
      • High-side load disconnect in battery-powered systems<\/li>\n
      • H-bridge DC motor drive (complementary pair)<\/li>\n
      • UPS battery charge\/discharge switching<\/li>\n
      • Audio power amplifier output stage<\/li>\n
      • Automotive reverse polarity protection<\/li>\n<\/ul>","alternative_models":"\n
        Manufacturer<\/th>Part Number<\/th>VDS<\/th>RDS(on)<\/th>Notes<\/th><\/tr>\n
        Infineon<\/td>IRF9540NPBF<\/td>-100 V<\/td>0.117 Ohm<\/td>Lower RDS(on) variant<\/td><\/tr>\n
        ST<\/td>IRF9540<\/td>-100 V<\/td>0.200 Ohm<\/td>Direct equivalent<\/td><\/tr>\n
        Vishay<\/td>IRF5305PBF<\/td>-55 V<\/td>0.080 Ohm<\/td>Lower voltage, lower RDS(on)<\/td><\/tr>\n
        onsemi<\/td>FQP27P06<\/td>-60 V<\/td>0.045 Ohm<\/td>Lower voltage class<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/8603","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=8603"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/8603\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=8603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=8603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=8603"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=8603"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}