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定制陶瓷低通滤波器/介质低通滤波器
发布时间: 2016-08-22 22:51
陶瓷低通滤波器是通过选择合适的陶瓷材料和设计合理的谐振腔来实现对特定信号的过滤作用，主要用于选频网络，以达到分隔不同频率电流的目的。陶瓷低通滤波器具有高抑制度、低插损、高功率、Q值高、幅频/相频特性好、信噪比高、热稳定性好、低温度系数、表面贴装、体积小、重量轻等优势，广泛应用于基站、路由器、无人机、雷达、T/R组件、射频微波、Wi-Fi、直放站、移动通信领域及消费类电子产品。
一、产品特点及说明
介质滤低通波器（也称陶瓷低通滤波器）的工作原理是基陶瓷材料的特性和共振现象，通过选择合适的陶瓷材料和设计合理的谐振腔来实现对特定信号的过滤作用。陶瓷低通滤波器具有高抑制度、低插损、高功率、Q值高、幅频/相频特性好、信噪比高、热稳定性好、低温度系数、表面贴装、体积小、重量轻等优势。陶瓷滤波器除了梳状型外，也可以实现交指型设计，主要用于选频网络，以达到分隔不同频率电流的目的。
二、产品型号及参数
| 型号 | 中心频率 (MHz) | 插损(dB Max ) | 带宽 (MHz) | 波动(dB Max) | 驻波(Max) | 抑制(dB Min) | 尺寸(mm) |
| DFB395R10GA | 395.0 | 3.0 | ± 5.0 | 0.5 | 1.5:1 | 25min@10~350 MHz ; 10min@410~500 MHz ; 30min@7000~900 MHz ; 25min@1000 MHz | 20.0*8.0*28.0 |
| DFC1069LP237A | 475.0 | 2.5 | 237 | 1.1@36MHz | 2.5:1 | 25min@1244 MHz | 5.8*2.65*6.0 |
| DFC1192LP484A | 475.0 | 2.5 | 484.0 | 1.1@36MHz | 2.5:1 | 25min@1494 MHz | 5.8*2.65*5.0 |
| DFC1339LP778A | 475.0 | 2.5 | 778.0 | 1.1@36MHz | 2.5:1 | 25min@1785 MHz | 5.8*2.65*4.25 |
| DFC1340LP780A | 475.0 | 3.0 | 780.0 | 1.6@36MHz | 2.5:1 | 25min@1772 MHz; 25min@1792 MHz | 5.8*2.65*4.25 |
| DFC1396LP892A1 | 475.0 | 2.5 | 892.0 | 1.1@36MHz | 2.5:1 | 25min@1900 MHz | 5.8*2.65*4.0 |
| DFC1400LP900A | 475.0 | 2.5 | 900.0 | 1.1@36MHz | 2.5:1 | 25min@1912 MHz | 5.8*2.65*4.0 |
| DFC1400LP900A | 475.0 | 2.5 | 900.0 | 1.1@36MHz | 2.5:1 | 25min@1912 MHz | 5.8*2.65*4.0 |
| DFC1700LP750A | 475.0 | 3.5 | 750 | 2.0 | 3.0:1 | 25min@1740 MHz | 5.8*2.65*4.49 |
| DFC5250S160DC | 525.0 | 2.3 | ±80 | 1.2 | 1.67:1 | 40min@5490~5835 MHz | 8.2*3.0*4.0 |
| DFC555B30A | 555.0 | 2.5 | ± 15.0 | 1.0 | 1.7:1 | 15min@626 MHz ; 25min@484 MHz ; 40min@335 MHz | 6.0*3.0*8.6 |
| DFC717B09A3 | 717.5 | 2.5 | ± 12.5 | 1.0 | 2.0:1 | 13min@788 MHz ; 25min@646 MHz ; 36min@497 MHz | 5.8*2.8*8.7 |
| DFC836B24A | 836.0 | 2.5 | ± 12.0 | 1.0 | 2.0:1 | 10min@896 MHz ; 20min@776 MHz | 5.8*2.8*7.9 |
| DFB836S25DA | 836.5 | 3.0 | ± 125. | 0.5 | 1.5:1 | 7.0min@DC~350 MHz ; 15min@869~894 MHz ; 50min@fo±130 MHz ; 50min@1738~1788 MHz | 13.6*4.5*16.0 |
| DFC1497HP506A | 875.0 | 2.5 | 506.0 | 1.1@36MHz | 2.5:1 | 30min@1187 MHz | 5.8*2.65*6.4 |
| DFC915D05A4 | 915.0 | 3.2 | ± 2.5 | 0.7 | 2.0:1 | 55min@452MHz;40min@806MHz;40min@849MHz; 10min@901MHz; 10min@932MHz; 33min@1900MHz; | 6.0*3.0*8.7 |
| DFC915B26A | 915.0 | 2.5 | ± 13.0 | 0.5 | 2.0:1 | 17min@992.5 MHz ; 27min@837.5 MHz | 5.8*2.8*7.0 |
| DFN944S20HA | 944.0 | 1.5 | ±10.0 | 1.0 | 1.3:1 | 35min@889~909 MHz | 16.0*8.0*7.6 |
| DFC1747HP506A | 1000.0 | 2.5 | 506 | 1.1@36MHz | 2.5:1 | 25min@1434 MHz | 5.8*2.65*5.55 |
| DFC1740HP410A | 1075.0 | 3.5 | 410 | 2.0 | 3.0:1 | 25min@1700 MHz | 5.8*2.65*4.6 |
| DFC1968HP365A | 1075.0 | 2.5 | 365.0 | 1.1@36MHz | 2.5:1 | 25min@1728 MHz | 5.8*2.65*4.52 |
| DFC1971HP358A | 1075.0 | 2.5 | 358.0 | 1.1@36MHz | 2.5:1 | 25min@1731 MHz | 5.8*2.65*4.52 |
| DFC2025HP250A1 | 1075.0 | 2.5 | 250.0 | 1.1@36MHz | 2.5:1 | 25min@1842 MHz | 5.8*2.65*4.2 |
| DFC2031HP238A | 1075.0 | 2.5 | 238.0 | 1.1@36MHz | 2.5:1 | 25min@1850 MHz | 5.8*2.65*4.2 |
| DFN1232R136EA | 1232.0 | 0.7 | ±68.0 | 0.4 | 1.5:1 | 30min@1032 MHz; 7min@1432 MHz | 9.2*4.0*8.0 |
| DFF1235P44DA | 1235.0 | 1.0 | ±22 | 0.3 | 1.5:1 | 25min@1559~1615 MHz | 6.6*3.5*9.2 |
| DFN1241R73EA | 1241.5 | 0.8 | ±36.5 | 0.4 | 1.5:1 | 15min@1141.5 MHz; 10min@1341.5 MHz | 9.2*4.0*8.6 |
| DFF1268P40DB | 1268.0 | 0.7 | ±20 | 0.3 | 2.0:1 | 15min@1518 MHz; 15min@1018 MHz | 6.6*3.5*8.8 |
| DFN1567R95EA | 1567.5 | 0.7 | ±47.5 | 0.4 | 1.5:1 | 6min@1467.5 MHz; 40min@1167.5 MHz; 30min@1367.5 MHz; 18min@1767.5 MHz | 9.2*4.0*6.7 |
| DFF1568P17DC | 1567.5 | 1.3 | ±8.5 | 0.5 | 2.0:1 | 6min@1616 MHz; 30min@2492 MHz | 6.6*3.5*10.5 |
| DFC1575S10A3 | 1575.0 | 1.0 | ± 5.0 | 0.5 | 1.5:1 | 5.0min@1625 MHz; 5.0min@1525 MHz | 6.9*3.8*10.8 |
| DFC1575P10A | 1575.42 | 3.0 | ± 5.0 | 3.5 | 2.0:1 | 25min@1675 MHz; 40min@1475 MHz | 5.8*2.8*5.1 |
| DFC1575E10A1 | 1575.42 | 3.0 | ± 5.0 | 1.0 | 2.0:1 | 15min@1525 MHz; 40min@1697 MHz | 6.0*3.3*5.05 |
| DFN1587S56EA | 1587.0 | 1.6 | ±28.0 | 1.0 | 1.43:1 | 40min@1487 MHz; 40min@1687 MHz | 10.8*3.85*7.1 |
| DFF1589P38DB | 1589.0 | 1.0 | ±19 | 0.3 | 1.5:1 | 40min@248 MHz; 10min@1495 MHz; 25min@1395 MHz; 45min@1195 MHz | 6.6*3.5*7.6 |
| DFC2200HP1100A | 1650.0 | 2.0 | 1100 | 1.1@36MHz | 2.5:1 | 25min@2100 MHz | 5.8*2.65*5.5 |
| DFM1722S25EA | 1722.5 | 2.5 | ±12.5 | 1.0 | 1.5:1 | 50min@1817 MHz | 13.0*5.0*12.0 |
| DFM1722W25FA | 1722.5 | 4.0 | ±12.5 | 1.5 | 1.4:1 | 6min@fo±20 MHz; 40min@fo-55 MHz;45min@fo+55 MHz | 22.5*6.5*10.9 |
| DFM1747Y75GC | 1747.5 | 6.0 | ±37.5 | 3.3 | 1.8:1 | 65min@890~960 MHz; 35min@1795 MHz;50min@1805~1880 MHz;50min@1920~2170 MHz | 28.5*6.9*11.0 |
| DFM1842Y75GC | 1842.5 | 6.0 | ±37.5 | 3.5 | 1.8:1 | 60min@890~960 MHz; 35min@1795 MHz;50min@1710~1785 MHz;50min@1920~2170 MHz | 28.0*6.9*11.0 |
| DFC1900S40ED | 1900.0 | 3.0 | ±20 | 1.0 | 1.5:1 | 30min@fo±60 MHz; 40min@2010~2025 MHz | 10.8*3.8*5.9 |
| DFB1952S145DA | 1952.5 | 2.0 | ± 72.5 | 0.5 | 2.0:1 | 30min@2400 MHz ; 30min@4000 MHz | 13.0*4.5*13.0 |
| DFM2017S15EE | 2017.5 | 3.0 | ±7.5 | 1.0 | 1.5:1 | 45min@fo-100 MHz;45min@fo+100 MHz | 13.0*5.0*12.0 |
| DFM2140Y60GA | 2140.0 | 6.0 | ±30.0 | 3.5 | 1.7:1 | 8min@fo±32.7 MHz;10min@fo+33.5 MHz; 30min@fo+42.5 MHz | 28.0*6.9*11.0 |
| DFM2140S60EB | 2140.0 | 3.0 | ±30.0 | 1.0 | 1.5:1 | 45min@fo-100 MHz;45min@fo+100 MHz | 13.0*5.0*13.0 |
| DFM2345W50FA | 2345.5 | 3.0 | ±25.0 | 1.0 | 1.4:1 | 45min@fo+100 MHz;45min@fo+100 MHz; 55min@fo-140 MHz | 22.5*6.5*10.9 |
| DFM2345S50EC | 2345.0 | 2.0 | ±25.0 | 1.0 | 1.5:1 | 40min@1920~2170 MHz; 40min@2555~2655 MHz | 13.5*5.0*12.0 |
| DFM2345S50GI | 2345.0 | 1.5 | ±25.0 | 0.8 | 1.3:1 | 15min@24100 MHz; 10min@f2300 MHz; 35min@900 MHz | 15.5*7.5*10.0 |
| DFN2350W100EA | 2350.0 | 2.0 | ±50.0 | 1.0 | 1.4:1 | 20min@3437 MHz; 40min@2450~2500 MHz | 15.9*4.3*7.4 |
| DFC2326H12A1 | 2326.25 | 2.5 | ± 6.25 | 1.2 | 2.0:1 | 18min@2227 MHz; 10.5min@2341.25 MHz | 7.3*3.06*7.1 |
| DFC2332H25A2 | 2332.5 | 2.5 | ± 12.5 | 1.0 | 2.0:1 | 35min@2106 MHz; 35min@2571 MHz | 7.2*3.2*7.0 |
| DFC2338P13A2 | 2338.75 | 2.5 | ± 6.5 | 1.0 | 1.5:1 | 24min@2108 MHz; 24min@2568 MHz | 7.3*3.65*7.1 |
| DFC2442V84A1 | 2442 | 2.0 | ± 42 | 1.0 | 2.0:1 | 25min@2150 MHz | 3.0*1.7*3.4 |
| DFM2492R10GB | 2492.0 | 1.2 | ±5.0 | 0.3 | 1.5:1 | 8min@fo±100 MHz; 20min@fo±200 MHz | 16.0*7.2*10.2 |
| DFM2605W60FA | 2605.0 | 2.8 | ±30.0 | 1.0 | 1.4:1 | 50min@885~909 MHz; 50min@930~954 MHz | 22.5*6.5*9.0 |
| DFC3450H300A2 | 3450.0 | 2.0 | ±150 | 1.0 | 1.7:1 | 35min@660~720 MHz; 35min@1320~1440 MHz;40min@1980~2160 MHz; 5min@2970~3240 MHz;25min@3960~4320 MHz; 20min@4620~5040 MHz; 25min@5280~5760 MHz; 17min@7260~7920 MHz; 15min@8580~9360 MHz | 7.4*3.0*4.4 |
| DFC3470S40EA | 3470 | 2.0 | ±50 | 1.0 | 1.5:1 | 15min@3300~3370 MHz; 15min@3570~3700 MHz | 10.8*3.85*5.9 |
| DFN3500W200EA | 3500.0 | 2.5 | 200 | 1.0 | 1.9:1 | 25min@3320 MHz; 25min@3680 MHz | 15.9*4.5*7.3 |
| DFN3700W200EA | 3700.0 | 2.0 | 200 | 1.0 | 1.9:1 | 25min@3520 MHz; 25min@3880 MHz | 16.4*4.5*6.2 |
| DFC5240G200A | 5240.0 | 1.5 | ±100 | 1.0 | 1.9:1 | 30min@2400~2700 MHz; 21min@5480~5860 MHz | 3.6*1.85*2.8 |
| DFC5245G190A | 5245.0 | 3.0 | ±95 | 1.2 | 1.9:1 | 30min@2400~2500 MHz; 25min@5480~5550 MHz;30min@5550~5900 MHz | 3.6*1.85*2.8 |
| DFC5665G370A | 5665.0 | 3.0 | ±185 | 1.0 | 1.9:1 | 30min@2400~2500 MHz; 25min@5150~5340 MHz | 3.6*1.85*2.68 |
| DFC5670G380A | 5670 | 1.5 | ±190 | 1.0 | 1.9:1 | 25min@2400~2700 MHz; 21min@5140~5340 MHz | 3.6*1.85*2.68 |
| DFC5240180DA | 5240.0 | 2.0 | ±90 | 1.0 | 1.9:1 | 40min@5490~5850 MHz | 8.6*3.0*4.0 |
| DFC5662S345DC | 5662.5 | 2.3 | 345 | 1.0 | 1.67:1 | 40min@5170~5330 MHz | 8.2*3.0*4.0 |
| DFC5670S360DA | 5670.0 | 2.0 | ±180 | 1.0 | 1.9:1 | 40min@5150~5330 MHz | 8.6*3.0*3.8 |
| DFN5250S160DA | 5250.0 | 3.0 | ±80.0 | 1.2 | 1.67:1 | 50min@5490~5835 MHz | 8.2*3.3*5.3 |
| DFN5662S345DA | 5662.5 | 3.0 | 345 | 1.5 | 1.67:1 | 50min@5170~5330 MHz | 8.2*3.3*5.3 |
三、注意事项及用途
介质滤低通波器（也称陶瓷低通滤波器）是用特殊陶瓷材料烧结而成，具有体积小、焊接方便、输入/输出50Ω阻抗匹配，易于级联使用；全温范围内性能稳定可靠，满足军用工作环境要求（-55℃～+85℃）；陶瓷低通滤波器使用时注意外壳良好接地，否则会影响带外抑制及平坦度指标，广泛应用于基站、路由器、无人机、雷达、T/R组件、射频微波、Wi-Fi、直放站、移动通信领域及消费类电子产品。
本公司可定制介质/陶瓷滤波器，介质/陶瓷高通滤波器、介质/陶瓷低通滤波器、介质/陶瓷带阻滤波器、介质/陶瓷带通滤波器。定制介质/陶瓷低通滤波器需用户提出合理要求，对超出材料物理极限的参数要求，可通过双方协商来达到最佳指标。
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sales@xfwave.com
+86-0755-23204948
深圳市宝安区水库路115号嘉皇源商业大厦五楼
+86-0-18719065966
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