Extraction of temperature dependences of small-signal model parameters in SiGe HBT HICUM model

Sun Ya-Bin¹, Fu Jun^{2, †,}, Wang Yu-Dong², Zhou Wei², Zhang Wei², Liu Zhi-Hong²

Temperature dependences of series resistances of (a) R_CX, (b) R_E, (c) R_SU, and (d) R_B.