{"id":8564,"date":"2026-06-29T05:20:50","date_gmt":"2026-06-29T05:20:50","guid":{"rendered":"https:\/\/materialparts.com\/tcm1-63ax\/"},"modified":"2026-06-29T05:32:45","modified_gmt":"2026-06-29T05:32:45","slug":"tcm1-63ax","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/tcm1-63ax\/","title":{"rendered":"TCM1-63AX+"},"content":{"rendered":"

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

The TCM1-63AX+ from Mini-Circuits is a wideband 1:1 RF transformer with center tap in a compact surface-mount package. Covering 10MHz to 6000MHz with 1.3dB typical insertion loss, it provides excellent amplitude and phase balance for balun conversion, ADC driver, and differential amplifier interface applications across all cellular and wireless bands.<\/p>\n

\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
Frequency Range<\/td>\n10MHz ~ 6000MHz<\/td>\n<\/tr>\n
Impedance Ratio<\/td>\n1:1 (50 ohm:50 ohm, with center tap)<\/td>\n<\/tr>\n
Insertion Loss<\/td>\n1.3dB typical (mid-band)<\/td>\n<\/tr>\n
Amplitude Imbalance<\/td>\n0.5dB max<\/td>\n<\/tr>\n
Phase Imbalance<\/td>\n8 degrees max<\/td>\n<\/tr>\n
Return Loss<\/td>\n14.78dB @ 10MHz, 16.90dB @ 1000MHz<\/td>\n<\/tr>\n
RF Power<\/td>\n0.2W max<\/td>\n<\/tr>\n
DC Current (CT)<\/td>\n30mA max<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-40C ~ +85C<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nCase Style DB1627 (4.06mm x 3.81mm x 4.06mm)<\/td>\n<\/tr>\n<\/table>\n

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    \n
  • Ultra-wideband 10MHz to 6000MHz covers all cellular and wireless standards<\/li>\n
  • Center tap for DC bias injection or DC return in push-pull circuits<\/li>\n
  • 1.3dB typical insertion loss with flat frequency response<\/li>\n
  • Excellent amplitude balance (0.5dB) and phase balance (8 degrees)<\/li>\n
  • Washable surface-mount package for automated assembly<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • Balanced-unbalanced (balun) conversion for mixers and ADCs<\/li>\n
    • Differential ADC driver input interface<\/li>\n
    • Broadband push-pull amplifier coupling<\/li>\n
    • LTE\/5G, WiFi, WiMAX front-end modules<\/li>\n
    • Mixer LO and IF port matching<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The TCM1-63AX+ from Mini-Circuits is a wideband 1:1 RF transformer with center tap in a compact surface-mount package. Covering 10MHz to 6000MHz with 1.3dB typical insertion loss, it provides excellent amplitude and phase balance for balun conversion, ADC driver, and differential amplifier interface applications across all cellular and wireless bands. Key Specifications Frequency […]<\/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":[13,20],"tags":[],"chip_brand":[311],"class_list":["post-8564","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","chip_brand-mini-circuits"],"acf":{"brief_explanation":"Mini-Circuits 1:1 RF transformer, 10MHz~6GHz, center tap, 1.3dB IL, DB1627 package","date_code":"","package_case":"Case Style DB1627 (4.06mm x 3.81mm x 4.06mm)","in_stock":4358,"datasheet":"https:\/\/www.minicircuits.com\/pdfs\/TCM1-63AX+.pdf","price":"$1.95 @ 100+","product_introduction":"The TCM1-63AX+ from Mini-Circuits is a wideband surface-mount RF transformer with a 1:1 impedance ratio (50 ohm:50 ohm) and center tap. It operates over an exceptionally wide frequency range from 10MHz to 6000MHz, covering all major cellular (LTE, 5G sub-6), WiFi (2.4\/5\/6GHz), and wireless connectivity standards in a single component. The typical insertion loss of 1.3dB in the mid-band is remarkably flat across the operating range, simplifying system gain budgeting. The center tap enables DC bias injection for active mixers and amplifiers, or serves as a DC return in push-pull amplifier configurations. With amplitude imbalance of 0.5dB max and phase imbalance of 8 degrees max, the TCM1-63AX+ provides excellent signal balance for differential circuit interfaces. The compact DB1627 case style (4.06mm x 3.81mm) is compatible with automated pick-and-place assembly and is washable for post-solder cleaning.","working_principle":"The TCM1-63AX+ operates as a transmission-line transformer using tightly coupled bifilar windings on a ferrite core. When an unbalanced (single-ended) RF signal is applied to the primary winding, the magnetic coupling induces a balanced (differential) signal across the secondary winding with the specified impedance transformation. The center tap on the secondary provides a virtual ground for the differential signal, allowing DC bias to be injected without disturbing the RF signal path. The transmission line structure minimizes parasitic capacitance and leakage inductance, enabling operation up to 6000MHz. The 1:1 impedance ratio means the voltage is simply divided equally across the two secondary halves, producing two outputs of equal amplitude and opposite phase from the center tap reference.","pin_description":"\n
      Pin<\/th>Name<\/th>Function<\/th><\/tr>\n
      1<\/td>PRIMARY DOT<\/td>Primary Side Dot (unbalanced input)<\/td><\/tr>\n
      2<\/td>PRIMARY\/GND<\/td>Primary Side \/ Ground<\/td><\/tr>\n
      3<\/td>SECONDARY DOT<\/td>Secondary Side Dot (balanced +)<\/td><\/tr>\n
      4<\/td>CT<\/td>Center Tap<\/td><\/tr>\n
      5<\/td>SECONDARY<\/td>Secondary Side (balanced -)<\/td><\/tr>\n
      6<\/td>GND<\/td>Ground<\/td><\/tr>\n<\/table>","application_scenarios":"
        \n
      • Balun conversion: Convert single-ended RF signals to differential for mixer RF\/LO ports and ADC differential inputs<\/li>\n
      • ADC driver interface: Provide the required differential drive to high-speed ADCs with center tap for common-mode bias<\/li>\n
      • Push-pull amplifier: Couple differential output of push-pull MMIC amplifiers to single-ended 50-ohm systems<\/li>\n
      • Cellular\/WiFi front-end: Cover LTE, 5G sub-6, WiFi 6\/6E bands (2.4\/5\/6GHz) with a single transformer<\/li>\n
      • Mixer port matching: Transform impedance and provide balun function at mixer IF or LO ports with DC bias via center tap<\/li>\n<\/ul>","alternative_models":"\n
        Model<\/th>Brand<\/th>Freq Range<\/th>Ratio<\/th>CT<\/th><\/tr>\n
        TCM1-63A+<\/td>Mini-Circuits<\/td>10M~6GHz<\/td>1:1<\/td>Yes<\/td><\/tr>\n
        TCM2-33WX+<\/td>Mini-Circuits<\/td>5M~3GHz<\/td>1:2<\/td>Yes<\/td><\/tr>\n
        ETC1-1-13TR<\/td>Mini-Circuits<\/td>5M~3GHz<\/td>1:1<\/td>No<\/td><\/tr>\n
        BN43-2402<\/td>Amidon<\/td>DC~200MHz<\/td>1:1<\/td>Custom<\/td><\/tr>\n
        TCM1-452X+<\/td>Mini-Circuits<\/td>5M~4.5GHz<\/td>1:1<\/td>Yes<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/8564","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=8564"}],"version-history":[{"count":1,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/8564\/revisions"}],"predecessor-version":[{"id":8574,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/8564\/revisions\/8574"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=8564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=8564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=8564"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=8564"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}