The comparative analysis of current mirror based CMOS current amplifiers


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Tokmakci M.

IEICE ELECTRONICS EXPRESS, cilt.4, sa.13, ss.411-416, 2007 (SCI-Expanded, Scopus) identifier

Özet

In this paper, current mirror based Current Amplifiers (CAs) with differential structure are simulated and compared by PSPICE program using HP 0.8 mu m CMOS process parameters. The proposed CA designs are based on four well-known current mirror structures such as wilson, improved wilson, cascode, and modified cascode current mirrors. The comparison parameters are power dissipation, bias current, input resistance, output resistance, and cut-off frequency obtained from DC transfer characteristics and AC frequency response of proposed circuits.