热丝加热 Uh…………………………....................... 6.3(并) 12.6(串) V Ih…………………………......................... 0.30 0.15 A A1类放大时极限值(每边) 阳极电压…………………………......................300 V 阳极负电压…………………………..................-50 V 最大阴极电流 …………………………............20 mA 阳极耗散功率………………………….............2.75 W 热丝阴极间电压(pk)……………………….±200 V 栅极电阻 自偏压…………………………..................1 MΩ 固定电压………………………….............0.25 MΩ 极间电容 No.1 No.2 输入电容…………………………................... 1.6 1.6 PF 输出电容…………………………................... 0.4 0.32 PF 跨路电容…………………………................... 1.5 1.5 PF 静电参数 Ua …………………………............................. 100 250 V Ug ………………………….............................. 0 -8.5 V Ia …………………………............................11.8 10.5 mA Gm …………………………............................3.1 2.2 mA/V μ…………………………...............................20 17 ri …………………………...............................80 62.5 KΩ ri(approx) …………………………................. 6.5 7.7 KΩ Ug(approx) …………………………...............-11.8 -10.5 V (当Ia=10μA时) |
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