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热丝电压 Uh………………………….............................6.3 V Ih…………………………..............................1.6 A 极限额定值 阳极电压………………………….................800 V 第二栅极电压………………….................600 V 第一栅极电压……………………..............-200 V 阳极耗散功率……………………...............42 W 第二栅极耗散功率…………………..........8 W 阳极加第二栅极耗散功率………........46 W 阴极电流…………………………................230 mA 热丝阴极间电压…………………………....200 V 玻壳温度…………………………................250 ℃ 第一栅极电阻 自偏压时 --- ---Pa + Pg2≤ 35W ......................0.47 MΩ --- ---Pa +Pg2 > 35W .........................0.27 MΩ 固定偏压时 --- ---Pa +Pg2≤35W .........................0.22 MΩ --- ---Pa +Pg2> 35W...........................0.10 MΩ 极间电容 四极管接法 三极管接法 输入电容………………….................... 16 9.3 PF 输出电容………………….....................12 17 PF 跨路电容………………….....................1.2 7.9 PF 静态参数 四极管接法 Ua…………………....................................250 V Ug2……………….....................................250 V Ia………………….....................................140 mA Ig2(approx)……....................................3 mA Ug1(approx)…….................................-15 V Gm…………………..................................12 mA/V ri …………………....................................12 KΩ μg1-g2……………................................8 三极管接法 Ua.g2……………..................................250 V Ia+g2……………...................................143 mA Ug1(approx)…..................................-15 V Gm………………….................................12 mA/V ri…………………...................................670 Ω μ…………………..................................8 |
