{"id":9992,"date":"2026-07-08T08:32:59","date_gmt":"2026-07-08T08:32:59","guid":{"rendered":"https:\/\/ic-vendor.com\/rt8294azsp\/"},"modified":"2026-07-08T08:32:59","modified_gmt":"2026-07-08T08:32:59","slug":"rt8294azsp","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/ar\/rt8294azsp\/","title":{"rendered":"RT8294AZSP"},"content":{"rendered":"

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

The Richtek RT8294AZSP is a 3A synchronous step-down DC-DC converter in SOP-8 (EXPOSED PAD) package. Operating from 4.5V to 18V input with integrated power MOSFETs and 500kHz switching frequency, it provides a compact, high-efficiency buck converter solution for 5V\/12V-to-point-of-load conversion.<\/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
\u0627\u0644\u0637\u0648\u0628\u0648\u0644\u0648\u062c\u064a\u0627<\/td>\nSynchronous Step-Down (Buck)<\/td>\n<\/tr>\n
\u062c\u0647\u062f \u0627\u0644\u0625\u062f\u062e\u0627\u0644<\/td>\n4.5V to 18V<\/td>\n<\/tr>\n
\u062c\u0647\u062f \u0627\u0644\u062e\u0631\u062c<\/td>\n0.8V to 14V (adjustable)<\/td>\n<\/tr>\n
\u062a\u064a\u0627\u0631 \u0627\u0644\u0625\u062e\u0631\u0627\u062c<\/td>\n3A<\/td>\n<\/tr>\n
\u062a\u0631\u062f\u062f \u0627\u0644\u062a\u062d\u0648\u064a\u0644<\/td>\n500kHz (fixed)<\/td>\n<\/tr>\n
\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0647\u062f\u0626\u0629<\/td>\n1.5mA (typical)<\/td>\n<\/tr>\n
Reference Voltage<\/td>\n0.8V \u00b11%<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nSOP-8 (EP)<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 +85 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • 3A output current<\/li>\n
  • Integrated synchronous MOSFETs<\/li>\n
  • 4.5V to 18V wide input range<\/li>\n
  • 0.8V \u00b11% reference voltage<\/li>\n
  • 500kHz fixed switching frequency<\/li>\n
  • Overcurrent and thermal protection<\/li>\n
  • Power-good output<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • 12V-to-3.3V\/1.8V point-of-load<\/li>\n
    • Set-top box power supply<\/li>\n
    • Networking equipment POL<\/li>\n
    • Consumer electronics power<\/li>\n
    • 5V-to-1.2V core voltage<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The Richtek RT8294AZSP is a 3A synchronous step-down DC-DC converter in SOP-8 (EXPOSED PAD) package. Operating from 4.5V to 18V input with integrated power MOSFETs and 500kHz switching frequency, it provides a compact, high-efficiency buck converter solution for 5V\/12V-to-point-of-load conversion. Key Specifications Topology Synchronous Step-Down (Buck) Input Voltage 4.5V to 18V Output Voltage […]<\/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":[31,13],"tags":[1285],"chip_brand":[203],"class_list":["post-9992","post","type-post","status-publish","format-standard","hentry","category-dc-dc-converters","category-integrated-circuits-ics","tag-rt8294azsp","chip_brand-richtek"],"acf":{"brief_explanation":"3A sync buck, 4.5-18V, 500kHz, SOP-8 EP, Richtek RT8294 integrated MOSFET","date_code":"","package_case":"SOP-8 with Exposed Pad (4.9 x 3.9 x 1.5mm, EP for thermal)","in_stock":12686,"datasheet":"https:\/\/www.richtek.com\/assets\/product_unit\/DS8294-13.pdf","price":"$0.60 @ 1ku","product_introduction":"The Richtek RT8294AZSP is a 3A synchronous step-down DC-DC converter in SOP-8 (EP) package with integrated power MOSFETs. Operating from 4.5V to 18V input at 500kHz, it provides a compact and efficient point-of-load solution for converting 5V or 12V rails to lower voltages such as 3.3V, 1.8V, and 1.2V in networking, consumer, and industrial applications.","working_principle":"The RT8294AZSP uses current-mode control with integrated high-side and low-side N-channel MOSFETs. The high-side MOSFET is driven by an internal bootstrap circuit, and the low-side MOSFET provides synchronous rectification for high efficiency. The 0.8V reference voltage allows output voltage setting from 0.8V to 14V via an external resistor divider. The 500kHz fixed frequency balances efficiency and inductor size. Current-mode control provides fast transient response and easy loop compensation.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>BOOT<\/td>I\/O<\/td>Bootstrap capacitor<\/td><\/tr>
      2<\/td>VIN<\/td>Input<\/td>Input supply (4.5-18V)<\/td><\/tr>
      3<\/td>SW<\/td>Power<\/td>Switching node (inductor)<\/td><\/tr>
      4<\/td>GND<\/td>Ground<\/td>Ground<\/td><\/tr>
      5<\/td>FB<\/td>Input<\/td>Feedback voltage (0.8V reference)<\/td><\/tr>
      6<\/td>COMP<\/td>I\/O<\/td>Compensation network<\/td><\/tr>
      7<\/td>EN<\/td>Input<\/td>Enable (active high)<\/td><\/tr>
      8<\/td>PG<\/td>Output<\/td>Power-good open-drain<\/td><\/tr><\/table>","application_scenarios":"
      • 12V-to-3.3V point-of-load for networking ASICs<\/li>
      • 5V-to-1.8V FPGA I\/O voltage regulator<\/li>
      • Set-top box 12V-to-1.2V core power<\/li>
      • Consumer electronics 5V-to-1.2V POL<\/li>
      • Industrial 12V-to-5V pre-regulation<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        TI<\/td>TPS54331DR<\/td>SO-8<\/td>3A 3.5-28V<\/td><\/tr>
        Monolithic Power<\/td>MP2307DN<\/td>SOIC-8<\/td>3A 4.75-23V<\/td><\/tr>
        Richtek<\/td>RT8294AHZSP<\/td>SOP-8 EP<\/td>Same, AEC-Q100 version<\/td><\/tr>
        TI<\/td>TLV62569DDCR<\/td>SOT-23-6<\/td>2A, smaller package<\/td><\/tr>
        MPS<\/td>MP8759GD-Z<\/td>QFN-12<\/td>9A, higher current<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/posts\/9992","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/comments?post=9992"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/posts\/9992\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/media?parent=9992"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/categories?post=9992"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/tags?post=9992"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=9992"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}