{"id":63033,"date":"2026-03-19T07:01:08","date_gmt":"2026-03-19T07:01:08","guid":{"rendered":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/producto\/resistencia-smd-1206-301-ohm-1-4-w-1-3-2-x-1-6-mm\/"},"modified":"2026-03-19T07:01:09","modified_gmt":"2026-03-19T07:01:09","slug":"resistencia-smd-1206-301-ohm-1-4-w-1-3-2-x-1-6-mm","status":"publish","type":"product","link":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/producto\/resistencia-smd-1206-301-ohm-1-4-w-1-3-2-x-1-6-mm\/","title":{"rendered":"Resistencia SMD 1206, 301 Ohm, 1\/4 W., 1% 3.2 x 1.6 mm."},"content":{"rendered":"
<\/p>\n
\n
\n

Caracter\u00edsticas principales<\/h3>\n
    \n
  • Resistencia de pel\u00edcula gruesa SMD<\/li>\n
  • Tama\u00f1o: 1206 (3216M) – 3.2 x 1.6 mm<\/li>\n
  • Potencia nominal: 1\/4 W (0.25 W) a 70\u00b0C<\/li>\n
  • Tolerancia: \u00b11%<\/li>\n
  • Coeficiente de temperatura: \u00b1100 ppm\/K<\/li>\n
  • Sin plomo (Pb-free) con contactos de esta\u00f1o puro<\/li>\n
  • Construcci\u00f3n: Metal glaze sobre cer\u00e1mica<\/li>\n<\/ul><\/div>\n

    <\/p>\n

    \n

    Especificaciones el\u00e9ctricas<\/h3>\n
      \n
    • Rango de resistencia: 1\u03a9 a 10M\u03a9<\/li>\n
    • Tensi\u00f3n m\u00e1xima: 200V<\/li>\n
    • Tensi\u00f3n de aislamiento: >300V (1 minuto)<\/li>\n
    • Resistencia de aislamiento: >10\u2079\u03a9<\/li>\n
    • Estabilidad: \u0394R\/R \u2264 1% para 1000h a 70\u00b0C<\/li>\n
    • Temperatura de operaci\u00f3n: -55\u00b0C a +155\u00b0C<\/li>\n
    • Corriente m\u00e1xima a 70\u00b0C: 3.5A (para resistencias cero ohm)<\/li>\n<\/ul><\/div>\n

      <\/p>\n

      \n

      Especificaciones mec\u00e1nicas<\/h3>\n
        \n
      • Tama\u00f1o: 3.05 \u00b10.10mm (L) \u00d7 1.55 \u00b10.10mm (W)<\/li>\n
      • Altura: 0.55 +0.10\/-0.05mm<\/li>\n
      • Peso: 10g por 1000 piezas<\/li>\n
      • Dimensiones de pads para soldadura:\n
          \n
        • Largo de pad: 1.7mm<\/li>\n
        • Ancho de pad: 2.0mm<\/li>\n
        • Espaciado entre pads: 1.1mm<\/li>\n<\/ul>\n<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n

          <\/p>\n

          \n
          \n
          Clasificaci\u00f3n de potencia<\/div>\n
          \n
            \n
          • 0.25W a 70\u00b0C<\/li>\n
          • Derating de potencia seg\u00fan temperatura<\/li>\n
          • Temperatura m\u00e1xima de pel\u00edcula: 155\u00b0C<\/li>\n
          • Requiere pads de disipaci\u00f3n t\u00e9rmica a >125\u00b0C<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n
            \n
            Pruebas y normas<\/div>\n
            \n
              \n
            • EN 60115-1<\/li>\n
            • EN 140400<\/li>\n
            • EN 140401-802<\/li>\n
            • IEC 60068-2-X<\/li>\n
            • IEC 60286-3<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n
              \n
              Empaque<\/div>\n
              \n
                \n
              • EA = ET1: 5000 piezas, bobina de 8mm, \u00d8180mm<\/li>\n
              • EB = ET5: 10,000 piezas, bobina de 4mm, \u00d8254mm<\/li>\n
              • EC = ET6: 20,000 piezas, bobina de 8mm, \u00d8330mm<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<\/p><\/div>\n

                <\/p>\n

                \n
                \n

                Pruebas de rendimiento<\/h3>\n
                  \n
                • Estabilidad t\u00e9rmica: \u00b11% (clase 1) a \u00b15% (clase 2)<\/li>\n
                • Coeficiente de temperatura: \u00b1100 ppm\/K (clase 1) a \u00b1200 ppm\/K (clase 2)<\/li>\n
                • Resistencia a sobrecarga: 2.5\u00d7 tensi\u00f3n nominal durante 5 segundos<\/li>\n
                • Soldabilidad: 95% de cobertura m\u00ednima<\/li>\n
                • Resistencia al calor de soldadura: \u00b1(1% R + 0.05\u03a9)<\/li>\n
                • Ciclo de temperatura: \u00b1(0.25% R + 0.05\u03a9) a \u00b1(0.5% R + 0.05\u03a9)<\/li>\n
                • Humedad: \u00b1(1% R + 0.05\u03a9) a \u00b1(2% R + 0.1\u03a9)<\/li>\n<\/ul><\/div>\n

                  <\/p>\n

                  \n

                  Notas importantes<\/h3>\n
                    \n
                  • Los resistores no tienen vida \u00fatil limitada si operan dentro de l\u00edmites permitidos<\/li>\n
                  • La potencia nominal depende de la temperatura del punto de soldadura<\/li>\n
                  • La disipaci\u00f3n de potencia genera aumento de temperatura<\/li>\n
                  • Requiere consideraciones t\u00e9rmicas en PCB para operaci\u00f3n a alta temperatura<\/li>\n
                  • No se garantizan propiedades t\u00e9rmicas con las dimensiones de pads especificadas<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n

                    <\/p>\n

                    <\/div>\n","protected":false},"excerpt":{"rendered":"

                    Resistencia SMD 1206, 301 Ohm, 1\/4 W., 1% 3.2 x 1.6 mm.<\/p>\n","protected":false},"featured_media":63032,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[1501],"product_tag":[1502,751,63],"class_list":{"0":"post-63033","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-miscelaneo","7":"product_tag-miscelaneo","8":"product_tag-refacciones","9":"product_tag-syscom","11":"first","12":"outofstock","13":"sale","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/product\/63033","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/comments?post=63033"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/media\/63032"}],"wp:attachment":[{"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/media?parent=63033"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/product_brand?post=63033"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/product_cat?post=63033"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/soydeaqui.ddns.net\/pachuca\/index.php\/wp-json\/wp\/v2\/product_tag?post=63033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}