{"id":5689,"date":"2025-07-24T00:00:00","date_gmt":"2025-07-24T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/1000base-sx-sfp-gigabit-ethernet-multimode-fiber-explained\/"},"modified":"2026-06-22T08:48:45","modified_gmt":"2026-06-22T08:48:45","slug":"1000base-sx-sfp-gigabit-ethernet-multimode-fiber-explained","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/1000base-sx-sfp-gigabit-ethernet-multimode-fiber-explained","title":{"rendered":"1000BASE-SX SFP \uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84\ub780 \ubb34\uc5c7\uc778\uac00?"},"content":{"rendered":"
\"What<\/figure>\n\n\n\n

\uae30\uac00\ube44\ud2b8 \uc774\ub354\ub137(Gigabit Ethernet)\uc740 \uc218\ub9ce\uc740 \uc5d4\ud130\ud504\ub77c\uc774\uc988 \ubc0f \ub370\uc774\ud130 \uc13c\ud130 \ub124\ud2b8\uc6cc\ud06c\uc758 \ud575\uc2ec \uace8\uaca9\uc73c\ub85c \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4. \ube44\uc6a9 \ud6a8\uc728\uc801\uc778 \uba40\ud2f0\ubaa8\ub4dc \uad11\uc12c\uc720(MMF)\ub97c \uc0ac\uc6a9\ud574 \ube44\uad50\uc801 \uc9e7\uc740 \uac70\ub9ac\uc5d0\uc11c \uace0\uc18d \ub9c1\ud06c\ub97c \uad6c\ucd95\ud560 \ub54c, <\/span>1000BASE-SX SFP \ud2b8\ub79c\uc2a4\uc2dc\ubc84<\/strong><\/span><\/a> \uc740 \uc758\uc2ec\ud560 \uc5ec\uc9c0 \uc5c6\ub294 \uc8fc\ub825 \uc7a5\uce58\uc785\ub2c8\ub2e4. \ud574\ub2f9 \ubaa8\ub4c8\uc758 \uc0ac\uc591, \uc131\ub2a5, \ucd5c\uc801 \ubc30\ud3ec \uc2dc\ub098\ub9ac\uc624\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \ub124\ud2b8\uc6cc\ud06c \uc5d4\uc9c0\ub2c8\uc5b4 \ubc0f IT \uc870\ub2ec \uc804\ubb38\uac00\uc5d0\uac8c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/span><\/p>\n\n\n\n

\u27a4 1000BASE-SX SFP \ubaa8\ub4c8\uc774\ub780 \ubb34\uc5c7\uc778\uac00?<\/strong><\/h2>\n\n\n\n

A 1000BASE-SX SFP<\/strong> (<\/span>S<\/strong><\/span>\uc18c\ud615 <\/span>F<\/strong><\/span>\ud3fc\ud329\ud130 <\/span>P<\/strong><\/span>(\ud50c\ub7ec\uadf8\uc5b4\ube14)\uc740 \ud56b\uc2a4\uc651\uc774 \uac00\ub2a5\ud55c \uc18c\ud615 <\/span>\uad11 \ubaa8\ub4c8<\/strong><\/span><\/a> \uae30\uac00\ube44\ud2b8 \uc774\ub354\ub137(1000Mbps) \ud1b5\uc2e0\uc744 \uc704\ud574 \uc124\uacc4\ub41c \ubaa8\ub4c8\uc785\ub2c8\ub2e4. \u201cSX\u201d\ub294 <\/span>\ub2e8\ud30c\uc7a5<\/strong><\/span> (850nm) \ub808\uc774\uc800\ub97c \uc0ac\uc6a9\ud568\uc744 \uc758\ubbf8\ud558\uba70, <\/span>\ub2e4\uc911\ubaa8\ub4dc \uad11\uc12c\uc720<\/strong><\/span> (MMF)<\/span><\/a>. \uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubaa8\ub4c8\uc740 \ub124\ud2b8\uc6cc\ud06c \uc2a4\uc704\uce58\/\ub77c\uc6b0\ud130\ub85c\ubd80\ud130 \uc785\ub825\ub41c \uc804\uae30 \uc2e0\ud638\ub97c \uad11\uc12c\uc720 \ucf00\uc774\ube14\uc744 \ud1b5\ud574 \uc804\uc1a1\ud558\uae30 \uc704\ud55c \uad11 \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\uace0, \ubc18\ub300\ub85c \uad11 \uc2e0\ud638\ub97c \ub2e4\uc2dc \uc804\uae30 \uc2e0\ud638\ub85c \ubcf5\uc6d0\ud558\uc5ec \uace0\ub300\uc5ed\ud3ed\u00b7\uc800\uc9c0\uc5f0 \uc5f0\uacb0\uc744 \uc2e4\ud604\ud569\ub2c8\ub2e4.<\/span><\/p>\n\n\n\n

\ud575\uc2ec \uae30\uc220 \ubc0f \uc791\ub3d9 \uc6d0\ub9ac<\/strong><\/p>\n\n\n\n

    \n

  1. \ub808\uc774\uc800 \uc18c\uc2a4:<\/strong> 850nm\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \uc218\uc9c1 \uacf5\uc9c4\uae30 \ud45c\uba74 \ubc29\ucd9c \ub808\uc774\uc800(VCSEL)<\/a> \ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. VCSEL\uc740 \ud30c\ube0c\ub9ac-\ud398\ub85c(Fabry-Perot) \ub808\uc774\uc800\uc5d0 \ube44\ud574 \uc2e0\ub8b0\uc131, \ub0ae\uc740 \uc804\ub825 \uc18c\ube44, \ube44\uc6a9 \ud6a8\uc728\uc131 \uce21\uba74\uc5d0\uc11c \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/p><\/li>

  2. \uad11\uc12c\uc720 \uc885\ub958:<\/strong> \ud2b9\ubcc4\ud788 \uba40\ud2f0\ubaa8\ub4dc \uad11\uc12c\uc720(OM1, OM2, OM3, OM4)<\/strong><\/a>. \uc5d0 \ub9de\ucdb0 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. MMF\uc758 \ucf54\uc5b4 \uc9c0\ub984(50\u00b5m \ub610\ub294 62.5\u00b5m)\uc740 \uc5ec\ub7ec \uac1c\uc758 \uad11 \uacbd\ub85c(\ubaa8\ub4dc)\ub97c \ud5c8\uc6a9\ud569\ub2c8\ub2e4.<\/p><\/li>

  3. \ub4c0\ud50c\ub809\uc2a4 LC \ucee4\ub125\ud130:<\/strong> \uc0b0\uc5c5 \ud45c\uc900 LC \ub4c0\ud50c\ub809\uc2a4 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 \ucf00\uc774\ube14\ub9c1\uc774 \uc6a9\uc774\ud569\ub2c8\ub2e4.<\/p><\/li>

  4. \uc778\ucf54\ub529:<\/strong> 8B\/10B \ub77c\uc778 \uc778\ucf54\ub529 \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4(1Gbps \ub370\uc774\ud130 \uc804\uc1a1\ub960\uc5d0 \ub300\ud574 1.25Gbps \ub77c\uc778 \uc18d\ub3c4).<\/p><\/li>\n<\/ol>\n\n\n\n

    \uc8fc\uc694 \uc0ac\uc591 \ubc0f \uc131\ub2a5<\/strong><\/p>\n\n\n\n

    \uad11\uc12c\uc720 \uc885\ub958\uc5d0 \ub530\ub978 \uac70\ub9ac \uc81c\ud55c\uc744 \uc815\ud655\ud788 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc131\uacf5\uc801\uc778 \ubc30\ud3ec\ub97c \uc704\ud574 \ud544\uc218\uc801\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n

    \n\n<\/colgroup>

    \uad11\uc12c\uc720 \uc720\ud615<\/strong><\/p><\/th>

    \ucf54\uc5b4 \uc9c0\ub984(\u00b5m)<\/strong><\/p><\/th>

    \ucd5c\ub300 \uac70\ub9ac(1000BASE-SX SFP)<\/strong><\/p><\/th><\/tr>

    OM1(62.5\u00b5m)<\/p><\/td>

    62.5<\/p><\/td>

    300\ubbf8\ud130<\/p><\/td><\/tr>

    OM2(50\u00b5m)<\/p><\/td>

    50<\/p><\/td>

    500\ubbf8\ud130<\/p><\/td><\/tr>

    OM3(50\u00b5m \u2013 \ub808\uc774\uc800 \ucd5c\uc801\ud654)<\/p><\/td>

    50<\/p><\/td>

    550\ubbf8\ud130<\/strong><\/p><\/td><\/tr>

    OM4(50\u00b5m \u2013 \ub808\uc774\uc800 \ucd5c\uc801\ud654)<\/p><\/td>

    50<\/p><\/td>

    550\ubbf8\ud130 \uc774\uc0c1<\/strong><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n