Current mode approach: High performance 0.35 μm CMOS class AB push-pull current amplifier

Novel Precision Current-mode Full-wave Rectifier and Class B Push-Pull Current amplifier Using BiCMOS Current-controlled Current Conveyors

This article introduces a novel version for implementing current-mode precision full-wave rectifier and class B push-pull current amplifier. The features of the proposed circuits are that: it can rectify and amplify current signal with controllable output magnitude via an input bias current: the output current save ideally free from temperature variation. In addition, direction of the output cu...

A CMOS current - mode operational amplifier

1-V CMOS Class AB Current Mirror

A CMOS class AB current mirror whose supply requirements are restricted to one threshold voltage plus three saturation voltages is presented. The circuit uses two poly resistors and two auxiliary differential amplifiers to achieve low-voltage operation, as well as control of quiescent currents and input bias voltage. A design example is implemented in a 0.5-μm standard technology and uses a 1-V...

High-speed CMOS unity-gain current amplifier

A high-performance CMOS unity-gain current amplifier is proposed. The solution adopts two feedback loops to reduce the input resistance and a nested-Miller technique to provide frequency compensation. A design example using a 0.8 mm process and a 2V supply is given and SPICE simulations show a bandwidth of 75MHz, no slew-rate limitations and a settling time better than 50 ns, irrespective of th...

Analysis and design of a CMOS current reused cascaded distributed amplifier with optimum noise performance

In this paper, analysis, simulation and design of a distributed amplifier (DA) with 0.13µm CMOS technology in the frequency range of 3-40 GHz is presented. Gain cell is a current reused circuit which is optimum in gain, noise figure, bandwidth and also power dissipation. To improve the noise performance in the frequency range of interest, a T-matching low pass filter LC network which is utilize...