{"id":9396,"date":"2026-07-03T06:18:46","date_gmt":"2026-07-03T06:18:46","guid":{"rendered":"https:\/\/materialparts.com\/gcm1555c1h180ja16d\/"},"modified":"2026-07-03T07:38:10","modified_gmt":"2026-07-03T07:38:10","slug":"gcm1555c1h180ja16d","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/gcm1555c1h180ja16d\/","title":{"rendered":"GCM1555C1H180JA16D"},"content":{"rendered":"

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

The GCM1555C1H180JA16D is a 0402-size automotive-grade MLCC from Murata, featuring 18pF capacitance, 50V DC rating, C0G (NP0) temperature characteristic (+\/-5% over -55C to +125C), and AEC-Q200 compliance. C0G dielectric provides zero temperature coefficient and no DC bias dependence, making this capacitor ideal for resonant circuits, oscillators, and RF matching networks requiring high stability.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n
Capacitance<\/td>\n18 pF<\/td>\n<\/tr>\n
Rated Voltage<\/td>\n50V DC<\/td>\n<\/tr>\n
Temperature Characteristic<\/td>\nC0G (NP0) (+\/-5% over -55C to +125C)<\/td>\n<\/tr>\n
Capacitance Tolerance<\/td>\n+\/-5% (J)<\/td>\n<\/tr>\n
Case Size<\/td>\n0402 (1.0 x 0.5 x 0.5 mm)<\/td>\n<\/tr>\n
Automotive Grade<\/td>\nAEC-Q200<\/td>\n<\/tr>\n
Q Factor<\/td>\n>1000 at 1 MHz<\/td>\n<\/tr>\n
Resonant Frequency<\/td>\n>2 GHz<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • C0G (NP0) dielectric: zero temperature coefficient, no DC bias effect<\/li>\n
  • 18pF precision capacitance with +\/-5% tolerance<\/li>\n
  • Ultra-small 0402 case size for dense RF layouts<\/li>\n
  • AEC-Q200 automotive qualified<\/li>\n
  • High Q factor (>1000) for resonant and RF circuits<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Crystal oscillator load capacitors<\/li>\n
    • RF matching and tuning networks<\/li>\n
    • Antenna impedance matching<\/li>\n
    • LC filter resonant elements<\/li>\n
    • Automotive V2X and radar front-end circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The GCM1555C1H180JA16D is a 0402-size automotive-grade MLCC from Murata, featuring 18pF capacitance, 50V DC rating, C0G (NP0) temperature characteristic (+\/-5% over -55C to +125C), and AEC-Q200 compliance. C0G dielectric provides zero temperature coefficient and no DC bias dependence, making this capacitor ideal for resonant circuits, oscillators, and RF matching networks requiring high stability. […]<\/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":[64,13],"tags":[542],"chip_brand":[202],"class_list":["post-9396","post","type-post","status-publish","format-standard","hentry","category-ferrite-beads","category-integrated-circuits-ics","tag-gcm1555c1h180ja16d","chip_brand-murata"],"acf":{"brief_explanation":"MLCC 0402, 18pF, 50V, C0G\/NP0, +\/-5%, AEC-Q200, high-Q, automotive, Murata GCM","date_code":"25+","package_case":"0402 (1.0 x 0.5 x 0.5 mm, EIA 1005)","in_stock":16260,"datasheet":"https:\/\/www.murata.com\/en-global\/products\/capacitor\/mlcc\/product\/GCM1555C1H180JA16D","price":"$0.008 @ 10ku","product_introduction":"The GCM1555C1H180JA16D is an automotive-grade 0402 MLCC from Murata with 18pF, 50V, and C0G (NP0) dielectric. C0G provides zero temperature coefficient (0 +\/-30 ppm\/C) and no DC bias capacitance change, making it ideal for resonant circuits, crystal oscillators, and RF matching networks where stability is paramount. AEC-Q200 qualified, it meets automotive requirements for V2X communication, radar, and infotainment RF front-ends.","working_principle":"The GCM1555C1H180JA16D is a multilayer ceramic capacitor using C0G (Class I) titanium dioxide-based dielectric. Unlike X7R\/X5R Class II dielectrics, C0G exhibits essentially zero temperature coefficient of capacitance (+\/-30 ppm\/C from -55C to +125C), no voltage coefficient (no DC bias dependence), and no aging. This makes it the ideal choice for applications where capacitance must remain constant regardless of operating conditions. The 18pF value with +\/-5% tolerance is commonly used as crystal oscillator load capacitors (CL), where the exact capacitance directly affects oscillation frequency. The high Q factor (>1000 at 1 MHz) and self-resonant frequency above 2 GHz make it suitable for RF matching networks in the sub-GHz to GHz range. The 0402 footprint enables dense component placement in space-constrained automotive RF modules.","pin_description":"\n
      Terminal<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>\n
      1<\/td>Terminal A<\/td>Electrode<\/td>First electrode connection (no polarity)<\/td><\/tr>\n
      2<\/td>Terminal B<\/td>Electrode<\/td>Second electrode connection (no polarity)<\/td><\/tr>\n<\/table>","application_scenarios":"\n
      Application<\/th>Circuit Role<\/th>Key Requirement<\/th><\/tr>\n
      Crystal Oscillator<\/td>Load capacitor (CL=18pF)<\/td>C0G, +\/-5%, no temp\/drift<\/td><\/tr>\n
      RF Matching<\/td>Antenna impedance match<\/td>18pF, high Q, 0402, >2GHz SRF<\/td><\/tr>\n
      LC Filter<\/td>Resonant element in bandpass<\/td>C0G, stable, low loss<\/td><\/tr>\n
      V2X Front-end<\/td>5.9GHz matching capacitor<\/td>AEC-Q200, 0402, high Q<\/td><\/tr>\n
      Radar Module<\/td>77GHz path tuning<\/td>C0G, 0402, stable over temp<\/td><\/tr>\n<\/table>","alternative_models":"\n
      Model<\/th>Manufacturer<\/th>Key Difference<\/th><\/tr>\n
      GRM1555C1H180JA01D<\/td>Murata<\/td>Non-automotive version, same specs<\/td><\/tr>\n
      CGA1J2C0G1H180J030AA<\/td>TDK<\/td>0402, 18pF, 50V, C0G, AEC-Q200<\/td><\/tr>\n
      CL05C180JB5NNNC<\/td>Samsung<\/td>0402, 18pF, 50V, C0G, +\/-5%<\/td><\/tr>\n
      GCM1555C1H150JA16D<\/td>Murata<\/td>15pF variant (different crystal frequency)<\/td><\/tr>\n
      GCM1555C1H220JA16D<\/td>Murata<\/td>22pF variant (common crystal CL value)<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9396","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=9396"}],"version-history":[{"count":1,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9396\/revisions"}],"predecessor-version":[{"id":9424,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9396\/revisions\/9424"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9396"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}