sma 系列产品是一种应用广泛的小型螺纹连接的同轴连接器，它具有频带宽、性能优、高可靠、寿命长的特点。适用于微波设备和数字通信系统的射频回路中连接射频电缆或微带线。
series of sma products one application extensive small-scale coaxial person who join that whorl join, it has a reliable characteristic with long life-span that the width, performance are excellent, high frequently. suitable for the microwave equipment and body of the digital communication system and join the body in the cable or the micro-strip line frequently in the loop frequently. 界面尺寸 interface mating dimensions
主要技术特性 technical characteristics
温度范围 temp.range -65～+165°c (pe cable -40～+85°c)
振 动 vibration mil-std-202,method 213
特性阻抗 impedance 50ω
频率范围 frequency range dc～12.4ghz(半刚电缆 0～18ghz)
工作电压 working voltage 335v max (有效值)
耐 压 withstand voltage 1000v rms (海平面最小值)
接触电阻 contact resistance
内导体之间 center contact ≤ 3 mω
外导体之间 outer contact ≤ 2 mω
绝缘电阻 insulation resistance ≥ 5000 mω
插入损耗 insertion loss ≤0.15 db/6ghz
电压驻波比 vswr 直式 straight 软电缆 ≤1.10+0.002f
半刚电缆 ≤1.05+0.001f
弯式 right angle 软电缆 ≤1.20+0.003f
半刚电缆 ≤1.10+0.001f
耐用性 durability(mating) ≥500次（cycles） 材料与涂覆 material & plating
壳体 shell 黄铜 brass 镀硬金 gold plated
插针 contact pin 黄铜 brass 镀硬金 gold plated
插孔 socket 铍青铜 beryllium 镀硬金 gold plated
弹性接触件elastic contact 铍青铜 beryllium 镀硬金 gold plated
绝缘体 insulator 聚四氟乙烯 ptfe
压接套 crimp ferrule 铜合金 copper alloy 镀镍或镀金 nickel or gold plated
o型密封件o-ring sealing 硅橡胶6146 silastic 适用技术标准 applicable standard
mil-c-39012;
cecc 22110;
iec 60169-15. |