{"id":9981,"date":"2026-07-08T08:32:36","date_gmt":"2026-07-08T08:32:36","guid":{"rendered":"https:\/\/materialparts.com\/tlv70233dbvr-4\/"},"modified":"2026-07-08T08:32:36","modified_gmt":"2026-07-08T08:32:36","slug":"tlv70233dbvr-4","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/tlv70233dbvr-4\/","title":{"rendered":"TLV70233DBVR"},"content":{"rendered":"

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

The TI TLV70233DBVR is a 300mA ultra-low-Iq LDO providing a fixed 3.3V output in SOT-23-5 package. With only 1uA quiescent current and 300mV dropout at 300mA, it is optimized for always-on battery-powered applications where minimizing standby current is critical for battery life.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n\n
Output Voltage<\/td>\n3.3V (fixed)<\/td>\n<\/tr>\n
\u8f93\u51fa\u7535\u6d41<\/td>\n300mA<\/td>\n<\/tr>\n
\u8f93\u5165\u7535\u538b<\/td>\n1.4V to 5.5V<\/td>\n<\/tr>\n
Dropout Voltage<\/td>\n300mV @ 300mA<\/td>\n<\/tr>\n
\u9759\u6001\u7535\u6d41<\/td>\n1uA (typical)<\/td>\n<\/tr>\n
\u5173\u673a\u7535\u6d41<\/td>\n0.1uA<\/td>\n<\/tr>\n
Accuracy<\/td>\n\u00b11%<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\nSOT-23-5 (DBV)<\/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
  • 1uA ultra-low quiescent current<\/li>\n
  • 0.1uA shutdown current<\/li>\n
  • 1.4V minimum input voltage<\/li>\n
  • \u00b11% output accuracy<\/li>\n
  • Stable with 0.47uF ceramic output<\/li>\n
  • Overcurrent and thermal protection<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Always-on IoT sensor nodes<\/li>\n
    • Battery-powered metering<\/li>\n
    • Wearable health monitors<\/li>\n
    • Energy harvesting systems<\/li>\n
    • Sleep-mode power rails<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The TI TLV70233DBVR is a 300mA ultra-low-Iq LDO providing a fixed 3.3V output in SOT-23-5 package. With only 1uA quiescent current and 300mV dropout at 300mA, it is optimized for always-on battery-powered applications where minimizing standby current is critical for battery life. Key Specifications Output Voltage 3.3V (fixed) Output Current 300mA Input 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":[13,32],"tags":[1276],"chip_brand":[138],"class_list":["post-9981","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-low-dropout-regulators-ldo","tag-tlv70233dbvr","chip_brand-ti"],"acf":{"brief_explanation":"300mA LDO, 3.3V, 1uA Iq, 300mV dropout, SOT-23-5, TI TLV702 ultra-low-Iq","date_code":"","package_case":"SOT-23-5 (DBV, 2.9 x 1.6 x 1.15mm)","in_stock":13284,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/tlv702.pdf","price":"$0.30 @ 1ku","product_introduction":"The TI TLV70233DBVR is a 300mA LDO providing a fixed 3.3V output with ultra-low 1uA quiescent current in SOT-23-5 package. The 1uA Iq makes it ideal for always-on battery-powered systems where standby current directly determines battery life. The 1.4V minimum input voltage supports operation from a single alkaline cell.","working_principle":"The TLV70233DBVR uses a PMOS pass transistor with specialized bias circuitry that achieves 1uA quiescent current while maintaining output regulation. The \u00b11% accuracy is provided by a trimmed bandgap reference. The device is stable with only 0.47uF ceramic output capacitor, minimizing solution size and cost. The 0.1uA shutdown current further extends battery life when the output is disabled.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>IN<\/td>Input<\/td>Input supply (1.4-5.5V)<\/td><\/tr>
      2<\/td>GND<\/td>Ground<\/td>Ground<\/td><\/tr>
      3<\/td>EN<\/td>Input<\/td>Enable (active high)<\/td><\/tr>
      4<\/td>NC<\/td>-<\/td>No connect<\/td><\/tr>
      5<\/td>OUT<\/td>Output<\/td>3.3V regulated output<\/td><\/tr><\/table>","application_scenarios":"
      • Always-on IoT sensor 3.3V rail (maximize coin cell life)<\/li>
      • Smart meter 3.3V always-on supply<\/li>
      • Wearable health monitor sleep-mode power<\/li>
      • Energy harvesting buffer regulator<\/li>
      • Low-power MCU VDD in battery backup systems<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        TI<\/td>TLV70033DDCR<\/td>SOT-23-5<\/td>25uA Iq, better PSRR<\/td><\/tr>
        Richtek<\/td>RT9080-33GJ5<\/td>TSOT-23-5<\/td>600mA, 2uA Iq<\/td><\/tr>
        onsemi<\/td>NCP511SN33T1G<\/td>SOT-23-5<\/td>150mA, low noise<\/td><\/tr>
        Microchip<\/td>MCP1804T-3302I\/OT<\/td>SOT-23-3<\/td>50uA Iq, no EN pin<\/td><\/tr>
        Diodes Inc<\/td>AP2112K-3.3TRG1<\/td>SOT-23-5<\/td>600mA, 55uA Iq<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9981","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=9981"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9981\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9981"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}