{"id":5884,"date":"2026-06-11T06:02:28","date_gmt":"2026-06-11T06:02:28","guid":{"rendered":"https:\/\/materialparts.com\/irf7470trpbf\/"},"modified":"2026-06-12T02:45:01","modified_gmt":"2026-06-12T02:45:01","slug":"irf7470trpbf","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/irf7470trpbf\/","title":{"rendered":"IRF7470TRPBF"},"content":{"rendered":"

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The IRF7470TRPBF from Infineon is a 30V 12A N-channel MOSFET with ultra-low 9mOhm RDS(on) in SO-8 for synchronous rectification and DC-DC conversion.<\/p>\n

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\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nSO-8 (5×6.2mm)<\/td>\n<\/tr>\n<\/table>\n

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    \n
  • See datasheet for complete specifications<\/li>\n
  • Industry-standard package<\/li>\n<\/ul>\n

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      \n
    • Industrial control<\/li>\n
    • Consumer electronics<\/li>\n
    • Communication equipment<\/li>\n
    • Power management<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The IRF7470TRPBF from Infineon is a 30V 12A N-channel MOSFET with ultra-low 9mOhm RDS(on) in SO-8 for synchronous rectification and DC-DC conversion. Key Specifications Package SO-8 (5×6.2mm) Features See datasheet for complete specifications Industry-standard package Applications Industrial control Consumer electronics Communication equipment Power management<\/p>","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":[173],"class_list":["post-5884","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-mosfets","chip_brand-infineon"],"acf":{"brief_explanation":"N-ch MOSFET, 30V 12A, 9mOhm, SO-8","date_code":"","package_case":"SO-8 (5x6.2mm)","in_stock":6261,"datasheet":"https:\/\/www.infineon.com\/cms\/en\/product\/power\/mosfet\/","price":"$0.80 @ 1ku","product_introduction":"The IRF7470TRPBF from Infineon is a 30V 12A N-channel MOSFET with ultra-low 9mOhm RDS(on) in SO-8 for synchronous rectification and DC-DC conversion.","working_principle":"The IRF7470TRPBF is an N-channel enhancement-mode MOSFET from Infineon (formerly International Rectifier) in SO-8, rated at 30V drain-source voltage and 12A drain current with 9mOhm RDS(on) at VGS=10V (13mOhm at VGS=4.5V). The SO-8 package dedicates pins 5-8 (drain) to the large copper tab, providing a thermal resistance of approximately 30C\/W on a 1-square-inch copper pour, significantly better than SOT-23 (250C\/W). The trench-gate technology creates vertical MOSFET channels that maximize channel width per unit area, achieving the low 9mOhm on-resistance. At 12A load current, conduction loss is I2R = 12^2 x 0.009 = 1.3W, which the SO-8 can handle with a modest heatsink (copper pour). The gate charge is 24nC at 4.5V, requiring a gate driver capable of sourcing\/sinking 1A for 24ns switching times at 100kHz PWM. The device is optimized for synchronous rectification in DC-DC buck converters: the low RDS(on) minimizes conduction loss when replacing a Schottky diode as the low-side switch, improving efficiency by 3-5%. The 30V rating makes it suitable for 3.3V, 5V, and 12V power rails. The TRPBF suffix indicates tape-and-reel, lead-free packaging. The device is also used in motor drive half-bridges (two IRF7470 per phase), battery protection circuits, and hot-swap switches.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>S<\/td>Power<\/td>Source terminal (connects to tab on SO-8)<\/td><\/tr>
      2<\/td>S<\/td>Power<\/td>Source terminal (paralleled with pin 1)<\/td><\/tr>
      3<\/td>S<\/td>Power<\/td>Source terminal (paralleled with pin 1)<\/td><\/tr>
      4<\/td>G<\/td>Input<\/td>Gate terminal<\/td><\/tr>
      5-8<\/td>D<\/td>Power<\/td>Drain terminals (connected to heat-dissipating tab)<\/td><\/tr><\/table>","application_scenarios":"
    • Industrial control<\/li>
    • Consumer electronics<\/li>
    • Communication equipment<\/li>
    • Power management<\/li>","alternative_models":"
      Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
      Infineon<\/td>IRF7470TRPBF<\/td>SO-8<\/td>Same device, Infineon label<\/td><\/tr>
      Vishay<\/td>Si7860DP-T1-E3<\/td>PowerPAK SO-8<\/td>30V 16A, 5mOhm, same footprint<\/td><\/tr>
      onsemi<\/td>FDMS7672AS<\/td>Power56<\/td>30V 25A, 1.6mOhm, better thermal<\/td><\/tr>
      Infineon<\/td>BSC032N03LS G<\/td>SuperSO-8<\/td>30V 16A, 3.2mOhm, higher spec<\/td><\/tr>
      Texas Instruments<\/td>CSD17312Q5<\/td>SON-5x6<\/td>30V 14A, 3.7mOhm, modern NexFET<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/5884","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=5884"}],"version-history":[{"count":1,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/5884\/revisions"}],"predecessor-version":[{"id":6036,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/5884\/revisions\/6036"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=5884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=5884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=5884"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=5884"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}