{"id":10362,"date":"2026-07-19T12:47:10","date_gmt":"2026-07-19T12:47:10","guid":{"rendered":"https:\/\/ic-vendor.com\/mcp1824t-0802e-ot\/"},"modified":"2026-07-19T12:47:10","modified_gmt":"2026-07-19T12:47:10","slug":"mcp1824t-0802e-ot","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/zh\/mcp1824t-0802e-ot\/","title":{"rendered":"MCP1824T-0802E\/OT"},"content":{"rendered":"

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

The MCP1824T-0802E\/OT is a 300mA CMOS Low Dropout (LDO) voltage regulator from Microchip, with a fixed output voltage of 0.8V. It features shutdown control, power-good output, and ultra-low output voltage capability, making it ideal for sub-1V rail regulation in modern processors and FPGAs.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u8f93\u51fa\u7c7b\u578b<\/td>\nFixed<\/td>\n<\/tr>\n
Output Voltage<\/td>\n0.8V<\/td>\n<\/tr>\n
Maximum Output Current<\/td>\n300mA<\/td>\n<\/tr>\n
\u8f93\u5165\u7535\u538b\u8303\u56f4<\/td>\n2.1V to 6.0V<\/td>\n<\/tr>\n
Dropout Voltage<\/td>\n200mV typical<\/td>\n<\/tr>\n
\u9759\u6001\u7535\u6d41<\/td>\n120\u03bcA typical<\/td>\n<\/tr>\n
\u5173\u673a\u7535\u6d41<\/td>\n<0.1\u03bcA typical<\/td>\n<\/tr>\n
Output Accuracy<\/td>\n\u00b12.5%<\/td>\n<\/tr>\n
Power Good Output<\/td>\nYes (with delay)<\/td>\n<\/tr>\n
Current Limit<\/td>\nYes (short-circuit protection)<\/td>\n<\/tr>\n
Thermal Shutdown<\/td>\nYes<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\nSOT-23-5<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40\u00b0C to +125\u00b0C<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • Ultra-low 0.8V fixed output \u2014 sub-1V rail generation<\/li>\n
  • 300mA output current with 200mV dropout<\/li>\n
  • Stable with 1.0\u03bcF ceramic output capacitor<\/li>\n
  • Power-good output with built-in delay<\/li>\n
  • Shutdown control (<0.1\u03bcA off-state current)<\/li>\n
  • Short-circuit current limit and thermal shutdown<\/li>\n
  • Low 120\u03bcA ground current<\/li>\n
  • AEC-Q100 qualified (automotive grade)<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • FPGA and processor core voltage regulation<\/li>\n
    • Sub-1V DDR memory termination<\/li>\n
    • Battery-powered portable device rails<\/li>\n
    • Point-of-load regulation in multi-rail systems<\/li>\n
    • Automotive ECU low-voltage supplies<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The MCP1824T-0802E\/OT is a 300mA CMOS Low Dropout (LDO) voltage regulator from Microchip, with a fixed output voltage of 0.8V. It features shutdown control, power-good output, and ultra-low output voltage capability, making it ideal for sub-1V rail regulation in modern processors and FPGAs. Key Specifications Output Type Fixed Output Voltage 0.8V Maximum Output […]<\/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":[32,29],"tags":[469,1653,516],"chip_brand":[134],"class_list":["post-10362","post","type-post","status-publish","format-standard","hentry","category-low-dropout-regulators-ldo","category-power-management-ics-pmic","tag-ldo","tag-mcp1824t-0802e-ot","tag-voltage-regulator","chip_brand-microchip"],"acf":{"brief_explanation":"300mA LDO, Vout=0.8V fixed, 2.1-6V in, 200mV Vdo, SOT-23-5, -40~125\u00b0C","date_code":"","package_case":"SOT-23-5","in_stock":7600,"datasheet":"https:\/\/www.microchip.com\/en-us\/product\/mcp1824","price":"","product_introduction":"The MCP1824T-0802E\/OT is a 300mA CMOS Low Dropout regulator from Microchip with a fixed 0.8V output, specifically designed for sub-1V rail regulation in modern processors, FPGAs, and low-voltage digital circuits. With an input range of 2.1V to 6V and typical dropout of 200mV, it efficiently generates 0.8V from 1.2V or 1.8V input rails. The power-good output with built-in delay provides sequenced power-up indication, while shutdown control reduces current to below 0.1\u03bcA. The SOT-23-5 package offers a compact footprint for space-constrained applications.","working_principle":"The MCP1824 is a CMOS LDO regulator using a P-channel MOSFET pass element. Unlike bipolar LDOs, the CMOS pass element has negligible ground current independent of output load, maintaining 120\u03bcA quiescent current across the full 300mA output range. When the output voltage drops below the regulated threshold (0.8V \u00b12.5%), the error amplifier drives the pass gate harder to increase output current. The power-good comparator monitors the output and asserts the PWRGD pin after an internal delay when the output reaches 90% of the nominal value. Current limit and thermal shutdown protect against fault conditions.","pin_description":"
      Pin<\/th>Name<\/th>Function<\/th><\/tr>
      1<\/td>VIN<\/td>Input Supply (2.1-6V)<\/td><\/tr>
      2<\/td>GND<\/td>Ground<\/td><\/tr>
      3<\/td>EN<\/td>Enable (active high, shutdown when low)<\/td><\/tr>
      4<\/td>PWRGD<\/td>Power Good Output (open-drain)<\/td><\/tr>
      5<\/td>VOUT<\/td>Regulated Output (0.8V)<\/td><\/tr><\/table>","application_scenarios":"
      • FPGA VCCINT core voltage (0.8V) generation from 1.2V rail<\/li>
      • Sub-1V processor core and SRAM voltage regulation<\/li>
      • DDR4 VTT termination voltage generation<\/li>
      • Battery-powered IoT device low-voltage rail<\/li>
      • Automotive ECU point-of-load 0.8V supply<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Vout<\/th>Iout<\/th>Notes<\/th><\/tr>
        TI<\/td>TLV70033<\/td>3.3V<\/td>300mA<\/td>Same family, different Vout<\/td><\/tr>
        Microchip<\/td>MCP1824T-1802E\/OT<\/td>1.8V<\/td>300mA<\/td>Same family, 1.8V output<\/td><\/tr>
        ON Semi<\/td>NCP512<\/td>Adj.<\/td>300mA<\/td>LDO with similar specs<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/10362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/comments?post=10362"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/10362\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/media?parent=10362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/categories?post=10362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/tags?post=10362"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=10362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}