{"id":7179,"date":"2026-06-23T06:05:32","date_gmt":"2026-06-23T06:05:32","guid":{"rendered":"https:\/\/materialparts.com\/3224w-1-103e\/"},"modified":"2026-06-23T06:05:32","modified_gmt":"2026-06-23T06:05:32","slug":"3224w-1-103e","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/3224w-1-103e\/","title":{"rendered":"3224W-1-103E"},"content":{"rendered":"

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

The 3224W-1-103E from Bourns is a 10kOhm, 0.25W, 12-turn cermet trimmer potentiometer in a J-lead SMD package. Part of the Trimpot 3224 sealed series, it provides precise resistance adjustment with +\/-10% tolerance for mid-range impedance calibration applications.<\/p>\n

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Resistance<\/td>\n10 kOhm<\/td>\n<\/tr>\n
Power Rating<\/td>\n0.25 W<\/td>\n<\/tr>\n
Tolerance<\/td>\n+\/-10%<\/td>\n<\/tr>\n
Turns<\/td>\n12 (multiturn)<\/td>\n<\/tr>\n
Adjustment<\/td>\nTop adjustment<\/td>\n<\/tr>\n
Temperature Range<\/td>\n-55C to +125C<\/td>\n<\/tr>\n<\/table>\n

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    \n
  • 10kOhm resistance with +\/-10% tolerance for mid-range calibration<\/li>\n
  • 12-turn multiturn for fine resolution adjustment<\/li>\n
  • Cermet resistive element for long-term stability<\/li>\n
  • Sealed construction for flux and wash resistance<\/li>\n
  • J-lead surface-mount package for automated assembly<\/li>\n
  • Top-adjustment configuration for accessible post-assembly tuning<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • Feedback resistor trimming in regulator circuits<\/li>\n
    • ADC\/DAC gain and offset calibration<\/li>\n
    • Filter frequency tuning and time constant adjustment<\/li>\n
    • Comparator threshold setting in monitoring circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The 3224W-1-103E from Bourns is a 10kOhm, 0.25W, 12-turn cermet trimmer potentiometer in a J-lead SMD package. Part of the Trimpot 3224 sealed series, it provides precise resistance adjustment with +\/-10% tolerance for mid-range impedance calibration applications. Key Specifications Resistance 10 kOhm Power Rating 0.25 W Tolerance +\/-10% Turns 12 (multiturn) Adjustment Top […]<\/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":[69,13],"tags":[],"chip_brand":[220],"class_list":["post-7179","post","type-post","status-publish","format-standard","hentry","category-board-to-board-connectors","category-integrated-circuits-ics","chip_brand-bourns"],"acf":{"brief_explanation":"10kOhm 0.25W 12-turn cermet trimmer, J-lead SMD, sealed, top-adjust, Bourns 3224 series","date_code":"","package_case":"J-lead SMD (4.80 x 3.50 x 5.30 mm)","in_stock":8290,"datasheet":"https:\/\/www.bourns.com\/docs\/default-datasheet\/3224.pdf","price":"$0.55 @ 1ku","product_introduction":"The 3224W-1-103E from Bourns is a 10kOhm, 0.25W, 12-turn cermet trimmer potentiometer in a J-lead surface-mount package. The 10kOhm resistance value is one of the most commonly used trimmer values, ideal for feedback divider networks, gain setting, and threshold adjustment in a wide range of analog circuits. The 12-turn resolution provides approximately 833 Ohms per turn for precise calibration. The cermet resistive element ensures excellent stability with less than 2% resistance change after extended operation. The sealed construction prevents contamination during soldering and washing. The top-adjustment design with J-lead configuration supports standard SMT assembly and accessible post-assembly tuning. The -55C to +125C operating temperature range covers industrial and automotive requirements.","working_principle":"The 3224W-1-103E uses the same cermet trimmer technology as the 3224W-1-102E but with a 10kOhm resistive track. (1) Cermet Element: The ceramic-metal composite thick film provides 10kOhm total resistance with +\/-10% tolerance. The higher resistance value is achieved by adjusting the cermet composition and track geometry during manufacturing. (2) Multiturn: 12 full rotations provide fine adjustment resolution of approximately 833 Ohms per turn, enabling precise calibration of feedback dividers and gain networks. (3) Wiper: The precious metal wiper maintains consistent contact resistance across the full travel range, ensuring stable wiper-to-end resistance values. (4) Sealed: The O-ring seal protects the internal mechanism from environmental contamination.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>CCW<\/td>Terminal<\/td>Counter-clockwise end<\/td><\/tr>
      2<\/td>Wiper<\/td>Terminal<\/td>Adjustable wiper output<\/td><\/tr>
      3<\/td>CW<\/td>Terminal<\/td>Clockwise end<\/td><\/tr><\/table>","application_scenarios":"
      • Feedback resistor trimming in regulator circuits with 12-turn resolution<\/li>
      • ADC\/DAC gain and offset calibration at 10kOhm impedance<\/li>
      • Filter frequency tuning and time constant adjustment in analog circuits<\/li>
      • Comparator threshold setting in monitoring circuits with cermet stability<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Bourns<\/td>3224W-1-203E<\/td>J-lead SMD<\/td>20kOhm version<\/td><\/tr>
        Bourns<\/td>3314G-1-103E<\/td>SMD<\/td>Single-turn, smaller<\/td><\/tr>
        Vishay<\/td>T93YA-1-100K<\/td>SMD<\/td>100kOhm, Vishay trimmer<\/td><\/tr>
        Murata<\/td>PVZ3A103C01R00<\/td>SMD<\/td>10kOhm, 3mm square<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/7179","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=7179"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/7179\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=7179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=7179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=7179"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=7179"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}