{"id":9334,"date":"2026-07-03T05:50:59","date_gmt":"2026-07-03T05:50:59","guid":{"rendered":"https:\/\/materialparts.com\/wslp12063l000fea\/"},"modified":"2026-07-03T08:06:06","modified_gmt":"2026-07-03T08:06:06","slug":"wslp12063l000fea","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/wslp12063l000fea\/","title":{"rendered":"WSLP12063L000FEA"},"content":{"rendered":"

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

The WSLP12063L000FEA is a Power Metal Strip current sense resistor from Vishay Dale, featuring 3mOhm resistance with +\/-1% tolerance in a 1206 (3216 Metric) surface-mount package. Rated at 0.5W with low TCR, AEC-Q200 qualified for space-constrained current sensing applications.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n
Resistance<\/td>\n3 mOhm<\/td>\n<\/tr>\n
Tolerance<\/td>\n+\/-1% (F)<\/td>\n<\/tr>\n
Power Rating<\/td>\n0.5W<\/td>\n<\/tr>\n
TCR<\/td>\n+\/-50 ppm\/C (typical)<\/td>\n<\/tr>\n
Package \/ Case<\/td>\n1206 (3216 Metric)<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-55C to +170C<\/td>\n<\/tr>\n
\u8d44\u683c<\/td>\nAEC-Q200<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • AEC-Q200 automotive qualified<\/li>\n
  • Ultra-low 3mOhm in compact 1206 package<\/li>\n
  • +\/-1% precision tolerance<\/li>\n
  • Low TCR for accurate current sensing<\/li>\n
  • Space-constrained current monitoring<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Automotive ECU current monitoring<\/li>\n
    • Portable device power management<\/li>\n
    • DC-DC converter current sensing<\/li>\n
    • Battery fuel gauge sensing<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The WSLP12063L000FEA is a Power Metal Strip current sense resistor from Vishay Dale, featuring 3mOhm resistance with +\/-1% tolerance in a 1206 (3216 Metric) surface-mount package. Rated at 0.5W with low TCR, AEC-Q200 qualified for space-constrained current sensing applications. Key Specifications Resistance 3 mOhm Tolerance +\/-1% (F) Power Rating 0.5W TCR +\/-50 ppm\/C […]<\/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":[13,62],"tags":[765],"chip_brand":[136],"class_list":["post-9334","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-resistors","tag-wslp12063l000fea","chip_brand-vishay"],"acf":{"brief_explanation":"3mOhm +\/-1% 0.5W Power Metal Strip current sense resistor, 1206, AEC-Q200","date_code":"","package_case":"1206 (3216 Metric) 3.2 x 1.6 x 0.6 mm","in_stock":98555,"datasheet":"https:\/\/www.vishay.com\/docs\/30100\/wslp12.pdf","price":"$0.18 @ 5ku","product_introduction":"The WSLP12063L000FEA is a Power Metal Strip current sense resistor from Vishay Dale, featuring 3mOhm resistance with +\/-1% tolerance in a 1206 (3216 Metric) surface-mount package. Rated at 0.5W, it is AEC-Q200 qualified. The ultra-low 3mOhm resistance in a compact 1206 package enables current sensing in space-constrained applications where a 2512 package would be too large, while still providing metal strip accuracy and stability.","working_principle":"The WSLP12063L000FEA operates as a precision current sense resistor:\n\n1. Metal Strip Construction: Solid metal alloy strip provides the resistive element with very low and predictable TCR and no aging effect. This is superior to thick film resistors for current sensing accuracy.\n\n2. Compact Package: 1206 is significantly smaller than the 2010 or 2512 packages typically required for current sensing, enabling current monitoring in space-constrained designs.\n\n3. Power Limitation: The 0.5W rating in 1206 limits the maximum measurable current. At 3mOhm, 0.5W corresponds to approximately 12.9A (I = sqrt(P\/R) = sqrt(0.5\/0.003)).\n\n4. Kelvin Sensing: The long side termination design allows Kelvin (4-wire) measurement by connecting sense leads to the inner portion of the terminals.\n\n5. AEC-Q200: Automotive qualified for reliable current sensing in harsh environments.","pin_description":"\n
      Terminal<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>\n
      1<\/td>Terminal A<\/td>Power<\/td>Current path - positive terminal<\/td><\/tr>\n
      2<\/td>Terminal B<\/td>Power<\/td>Current path - negative terminal<\/td><\/tr>\n<\/table>\n

      Note: 2-terminal construction. Kelvin (4-wire) sensing is achieved by connecting sense leads to the inner portion of the wide termination pads on the PCB.<\/p>","application_scenarios":"\n
      Application<\/th>Circuit Role<\/th>Key Requirement<\/th><\/tr>\n
      Automotive ECU<\/td>Rail current monitoring<\/td>3mOhm, 1206, AEC-Q200<\/td><\/tr>\n
      DC-DC Converter<\/td>Current mode control sensing<\/td>3mOhm, 1%, compact 1206<\/td><\/tr>\n
      Battery Gauge<\/td>Charge\/discharge current sensing<\/td>3mOhm, 0.5W, metal strip<\/td><\/tr>\n
      Portable Device<\/td>Power management current sense<\/td>1206, 3mOhm, space-saving<\/td><\/tr>\n
      Industrial<\/td>Low-current monitoring<\/td>3mOhm, 1%, low TCR<\/td><\/tr>\n<\/table>","alternative_models":"\n
      Manufacturer<\/th>Part Number<\/th>Package<\/th>Key Specs<\/th>Notes<\/th><\/tr>\n
      Bourns<\/td>CRL1206-FX-R003ELF<\/td>1206<\/td>3mOhm, 1%, 0.5W<\/td>Direct equivalent<\/td><\/tr>\n
      Panasonic<\/td>ERJ-M1JF3R0U<\/td>1206<\/td>3mOhm, 1%, 1W, AEC-Q200<\/td>Higher power rating<\/td><\/tr>\n
      Wurth<\/td>363713003<\/td>1206<\/td>3mOhm, 1%, 0.5W<\/td>Direct equivalent<\/td><\/tr>\n
      TE Connectivity<\/td>4-1879244-3<\/td>1206<\/td>3mOhm, 1%, 0.5W<\/td>Direct equivalent<\/td><\/tr>\n
      Susumu<\/td>KRL-P-1206-R003FT<\/td>1206<\/td>3mOhm, 1%, 0.5W<\/td>Direct equivalent<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9334","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=9334"}],"version-history":[{"count":1,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9334\/revisions"}],"predecessor-version":[{"id":9366,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9334\/revisions\/9366"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9334"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}