采用集成电位跟随器作盘电极电流测试。
A potential follower is used for measuring the disc current.
电极电流的密度和电缆的密度几乎相同或稍微高一点。
The current densities are approximately the same as for the cables, or slightly higher.
辐照后基极电流、结漏电流增大，集电极电流、击穿电压减小。
The base current and the junction leakage current increase, while the collector current and the breakdown voltage decrease for SiGe HBTs after radiation.
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