{"id":10586,"date":"2026-07-20T06:13:16","date_gmt":"2026-07-20T06:13:16","guid":{"rendered":"https:\/\/ic-vendor.com\/rncf1206btc392r\/"},"modified":"2026-07-20T06:13:16","modified_gmt":"2026-07-20T06:13:16","slug":"rncf1206btc392r","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/es\/rncf1206btc392r\/","title":{"rendered":"RNCF1206BTC392R"},"content":{"rendered":"

Productos<\/h2>\n

The RNCF1206BTC392R from Stackpole Electronics is a precision thin film chip resistor in a 1206 (3216 Metric) package, featuring 39.2\u03a9 resistance with \u00b10.1% tolerance and \u00b150 ppm\/\u00b0C temperature coefficient. Rated at 0.25W (1\/4W) at 70\u00b0C, it is AEC-Q200 qualified for automotive applications and operates from -55\u00b0C to +155\u00b0C.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Resistance<\/td>\n39.2\u03a9 (E96 series)<\/td>\n<\/tr>\n
Tolerance<\/td>\n\u00b10.1%<\/td>\n<\/tr>\n
Power Rating<\/td>\n0.25W (1\/4W) @ 70\u00b0C<\/td>\n<\/tr>\n
Temperature Coefficient<\/td>\n\u00b150 ppm\/\u00b0C<\/td>\n<\/tr>\n
Composition<\/td>\nThin Film<\/td>\n<\/tr>\n
Maximum Working Voltage<\/td>\n200V<\/td>\n<\/tr>\n
Maximum Overload Voltage<\/td>\n400V<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-55\u00b0C to +155\u00b0C<\/td>\n<\/tr>\n
Paquete<\/td>\n1206 (3216 Metric)<\/td>\n<\/tr>\n
Dimensions<\/td>\n3.05mm x 1.55mm x 0.65mm<\/td>\n<\/tr>\n
Cualificaci\u00f3n<\/td>\nAEC-Q200 (Automotive)<\/td>\n<\/tr>\n
Terminations<\/td>\n2 (matte tin, RoHS)<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • Precision tolerance to \u00b10.1% for accurate circuit performance<\/li>\n
  • Low TCR of \u00b150 ppm\/\u00b0C for stable resistance over temperature<\/li>\n
  • AEC-Q200 compliant for automotive grade reliability<\/li>\n
  • Thin film construction for low noise and high stability<\/li>\n
  • Matte tin termination (lead-free, RoHS compliant)<\/li>\n
  • Halogen-free and REACH compliant<\/li>\n
  • Wide operating temperature range: -55\u00b0C to +155\u00b0C<\/li>\n
  • Resistance range from 1\u03a9 to 1M\u03a9 in the RNCF1206 series<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Precision voltage dividers and reference circuits<\/li>\n
    • Automotive engine control and safety systems<\/li>\n
    • Current sensing and measurement circuits<\/li>\n
    • Feedback networks in power supplies<\/li>\n
    • Instrumentation and test equipment<\/li>\n
    • Medical device precision analog circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The RNCF1206BTC392R from Stackpole Electronics is a precision thin film chip resistor in a 1206 (3216 Metric) package, featuring 39.2\u03a9 resistance with \u00b10.1% tolerance and \u00b150 ppm\/\u00b0C temperature coefficient. Rated at 0.25W (1\/4W) at 70\u00b0C, it is AEC-Q200 qualified for automotive applications and operates from -55\u00b0C to +155\u00b0C. Key Specifications Resistance 39.2\u03a9 (E96 […]<\/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":[57,13],"tags":[1924],"chip_brand":[1923],"class_list":["post-10586","post","type-post","status-publish","format-standard","hentry","category-insulated-gate-bipolar-transistors-igbt","category-integrated-circuits-ics","tag-rncf1206btc392r","chip_brand-stackpole"],"acf":{"brief_explanation":"Precision thin film resistor, 39.2\u03a9 \u00b10.1%, 0.25W, \u00b150ppm\/\u00b0C, AEC-Q200, 1206","date_code":"","package_case":"1206 (3216 Metric, 3.05 x 1.55 x 0.65 mm)","in_stock":6745,"datasheet":"https:\/\/www.seielect.com\/catalog\/sei-rncf.pdf","price":"$0.074 @ 5ku","product_introduction":"The RNCF1206BTC392R is a precision thin film chip resistor from Stackpole Electronics' RNCF series, offering \u00b10.1% tolerance and \u00b150 ppm\/\u00b0C TCR in a 1206 package. The RNCF series provides precision tolerances down to \u00b10.01% and TCR as low as \u00b12 ppm\/\u00b0C, making it suitable for demanding precision applications. The 1206 package size offers a power rating of 0.25W at 70\u00b0C with maximum working voltage of 200V. The thin film construction ensures low current noise, excellent long-term stability, and minimal parasitic inductance compared to thick film alternatives. The RNCF1206BTC392R is AEC-Q200 qualified, meeting automotive reliability standards for temperature cycling, moisture resistance, and mechanical stress.","working_principle":"The RNCF1206BTC392R operates as a precision passive component through the following principles:\n\n1. Thin Film Element: A nickel-chromium (NiCr) or similar alloy thin film is deposited on a ceramic substrate using sputtering technology. The film is laser-trimmed to achieve the precise 39.2\u03a9 value with \u00b10.1% tolerance. The thin film construction provides superior stability (\u00b150 ppm\/\u00b0C TCR) and low noise compared to thick film resistors.\n\n2. Thermal Management: The 1206 package (3.05 x 1.55 mm) provides a thermal path from the resistive element through the ceramic substrate to the PCB. At 70\u00b0C ambient, the resistor dissipates 0.25W. Above 70\u00b0C, power must be derated linearly to zero at 155\u00b0C. The maximum working voltage is 200V, with 400V overload withstand capability.\n\n3. Termination Structure: Matte tin terminations over a nickel barrier layer provide excellent solderability and shelf life. The nickel barrier prevents tin diffusion into the resistive element, maintaining long-term stability. The AEC-Q200 qualification ensures the terminations withstand automotive thermal cycling requirements.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>Termination 1<\/td>Passive<\/td>Resistor terminal (no polarity)<\/td><\/tr>
      2<\/td>Termination 2<\/td>Passive<\/td>Resistor terminal (no polarity)<\/td><\/tr><\/table>","application_scenarios":"
      • Precision voltage dividers: \u00b10.1% tolerance and \u00b150 ppm\/\u00b0C TCR enable accurate reference voltage generation in ADC\/DAC circuits with minimal temperature drift<\/li>
      • Automotive ECUs: AEC-Q200 qualification for engine control units, ABS, and airbag systems requiring reliable precision resistors in harsh thermal environments<\/li>
      • Current measurement: 39.2\u03a9 value used in current sense circuits with thin film low-noise performance for accurate analog signal conditioning<\/li>
      • Power supply feedback: Precision feedback network resistors in switching regulators where \u00b10.1% tolerance ensures tight output voltage regulation<\/li>
      • Test and measurement: Bridge circuits and precision attenuators requiring long-term stability and low TCR for calibration-grade instruments<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Stackpole<\/td>RNCF1206BKE39R2<\/td>1206<\/td>Same value, 0.1% tolerance, different TCR<\/td><\/tr>
        Stackpole<\/td>RNCF1206FTC39R2<\/td>1206<\/td>1% tolerance, lower cost version<\/td><\/tr>
        Vishay<\/td>PLT-3-392-0.1%-100PPM<\/td>1206<\/td>Thin film, 39.2\u03a9, 0.1%<\/td><\/tr>
        Yageo<\/td>RT1206BRD0739R2L<\/td>1206<\/td>Thin film, 39.2\u03a9, 0.1%<\/td><\/tr>
        Panasonic<\/td>ERA-8AEB39R2V<\/td>1206<\/td>Thin film, 39.2\u03a9, 0.1%<\/td><\/tr>
        Bourns<\/td>CRM1206-FX-39R2ELF<\/td>1206<\/td>Thin film, 39.2\u03a9, 0.1%<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/posts\/10586","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/comments?post=10586"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/posts\/10586\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/media?parent=10586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/categories?post=10586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/tags?post=10586"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/es\/wp-json\/wp\/v2\/chip_brand?post=10586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}