{"id":9889,"date":"2026-07-06T12:30:44","date_gmt":"2026-07-06T12:30:44","guid":{"rendered":"https:\/\/materialparts.com\/adp2301aujz-r2\/"},"modified":"2026-07-06T12:30:44","modified_gmt":"2026-07-06T12:30:44","slug":"adp2301aujz-r2","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/adp2301aujz-r2\/","title":{"rendered":"ADP2301AUJZ-R2"},"content":{"rendered":"

Productos<\/h2>\n

The ADP2301AUJZ-R2 is a 1.2A, 1.4MHz step-down DC\/DC regulator from Analog Devices, featuring a wide 3.0V to 20V input range and adjustable output voltage down to 0.8V. Packaged in a tiny 6-lead TSOT-23, it requires only four external components and achieves up to 91% efficiency.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
Corriente de salida<\/td>\n1.2A<\/td>\n<\/tr>\n
Input Voltage Range<\/td>\n3.0V to 20V<\/td>\n<\/tr>\n
Output Voltage<\/td>\n0.8V to 0.85xVIN (adjustable)<\/td>\n<\/tr>\n
Switching Frequency<\/td>\n1.4MHz<\/td>\n<\/tr>\n
Efficiency<\/td>\nUp to 91%<\/td>\n<\/tr>\n
Reference Voltage<\/td>\n0.8V<\/td>\n<\/tr>\n
Paquete<\/td>\n6-lead TSOT-23<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40 to +125C<\/td>\n<\/tr>\n
Corriente de reposo<\/td>\n1.5mA (operating)<\/td>\n<\/tr>\n
Shutdown Current<\/td>\n2uA<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • 1.2A output current in tiny TSOT-23 package<\/li>\n
  • Wide 3.0V to 20V input voltage range<\/li>\n
  • 1.4MHz fixed switching frequency<\/li>\n
  • Only 4 external components required<\/li>\n
  • Up to 91% efficiency<\/li>\n
  • Pulse-skip mode for light-load efficiency<\/li>\n
  • Internal compensation and soft-start<\/li>\n
  • Current-mode architecture<\/li>\n
  • Precision enable threshold<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Portable instruments<\/li>\n
    • Industrial and telecom power<\/li>\n
    • Point-of-load regulation<\/li>\n
    • Dispositivos a pilas<\/li>\n
    • Distributed power systems<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The ADP2301AUJZ-R2 is a 1.2A, 1.4MHz step-down DC\/DC regulator from Analog Devices, featuring a wide 3.0V to 20V input range and adjustable output voltage down to 0.8V. Packaged in a tiny 6-lead TSOT-23, it requires only four external components and achieves up to 91% efficiency. Key Specifications Output Current 1.2A Input Voltage Range […]<\/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":[1186],"chip_brand":[165],"class_list":["post-9889","post","type-post","status-publish","format-standard","hentry","category-dc-dc-converters","category-integrated-circuits-ics","tag-adp2301aujz-r2","chip_brand-adi"],"acf":{"brief_explanation":"1.2A step-down regulator, 3-20V input, 1.4MHz, adjustable output, TSOT-23-6","date_code":"","package_case":"6-lead TSOT-23 (2.9 x 1.6 x 0.9mm)","in_stock":12400,"datasheet":"https:\/\/www.analog.com\/media\/en\/technical-documentation\/data-sheets\/ADP2301_2302_2303.pdf","price":"$1.20 @ 1ku","product_introduction":"The ADP2301AUJZ-R2 is a 1.2A step-down DC\/DC regulator from Analog Devices featuring a wide 3.0V to 20V input range and adjustable output voltage down to 0.8V. Operating at a fixed 1.4MHz switching frequency, the device requires only four external components (input capacitor, output capacitor, inductor, and feedback resistors) for a complete step-down regulator solution. The TSOT-23 package minimizes board space while the internal compensation and soft-start simplify design.","working_principle":"The ADP2301 uses a current-mode PWM control architecture with integrated power MOSFET switches. At load currents above the pulse-skip threshold, the device operates in fixed-frequency PWM mode for low output ripple and high efficiency. At light loads, it automatically transitions to pulse-skip mode, reducing switching losses and improving efficiency. The internal soft-start prevents inrush current during startup. The precision enable pin with a 1.2V threshold allows programmable UVLO using a resistor divider from VIN.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>FB<\/td>Input<\/td>Feedback voltage (0.8V reference)<\/td><\/tr>
      2<\/td>EN<\/td>Input<\/td>Enable \/ UVLO control (1.2V threshold)<\/td><\/tr>
      3<\/td>VIN<\/td>Power<\/td>Input supply (3-20V)<\/td><\/tr>
      4<\/td>SW<\/td>Output<\/td>Switching output (to inductor)<\/td><\/tr>
      5<\/td>GND<\/td>Ground<\/td>Power ground<\/td><\/tr>
      6<\/td>PGND<\/td>Ground<\/td>Power ground (exposed pad)<\/td><\/tr><\/table>","application_scenarios":"
      • Point-of-load regulation for FPGAs and DSPs<\/li>
      • Industrial 12V\/24V to 3.3V\/5V conversion<\/li>
      • Portable instrument power supplies<\/li>
      • Battery-powered device regulation<\/li>
      • Telecom distributed power architectures<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        ADI<\/td>ADP2302AUJZ-R2<\/td>TSOT-23-6<\/td>800mA version<\/td><\/tr>
        TI<\/td>TPS54331DR<\/td>SOIC-8<\/td>3A, 3.5-28V input<\/td><\/tr>
        Monolithic Power<\/td>MP1484DN-LF-Z<\/td>SOIC-8<\/td>2A, 4.75-15V input<\/td><\/tr>
        Richtek<\/td>RT8251GE<\/td>SOT-23-6<\/td>1.5A, 4.5-18V input<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/9889","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=9889"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/9889\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=9889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=9889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=9889"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=9889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}