collectors集合管collectorn.收集家；收税员；收取款项的人；收集器collector supply voltage集电极电源电压collector cutoff current集电极截止电流collector cut off current集电极截止电流collector maximum current集电极最大电流collector body resistance集电极本体电阻collector to base voltage集电极基极电压collector current runaway集电极电流击穿collector return resistor集电极回路电阻collector bulk resistance集极体电阻collector emitter voltage集电极发射极电压