| 特点 with6.2mm6.2mm or 4.5mm4.5mm outline size and "h" height,these surface- mounting type keyboard switches are ideal for high-density mounting. permits reflow soldering. availble with ground terminal for electrostatic discharge. 应用范围 for use of operating electronic equipment like that audio,office equipment , communication apparatus,measuring instruments,tv sets,vcrs,etc. for cellular phone. | | 参数 | | item | standard | | 额定电流、电压 | 50ma 12vdc | | 绝缘电阻 | 100m min.(dc250v) | | 介电强度 | ac 250v (50/60hz 1分钟) | | 接触电阻 | 100m max.(初始) | | 电器寿命 | v | 100,000 次 | | j | 100,000 次 | | h | 50,000 次 | | 使用温度范围 | -20+ 70 | | 操作力 | v | 13030gf | | j | 16050gf | | h | 25070gf | | 工作高度 | h:4.3,5.0,7.0,9.5mm |
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