current amplifier

current amplifier

[′kər·ənt ‚am·plə‚fī·ər]
(electronics)
An amplifier capable of delivering considerably more signal current than is fed in.
References in periodicals archive ?
Vrba, "Comparison of the fully-differential and single-ended solutions of the frequency filter with current followers and adjustable current amplifier", in Proc.
Berroth, "Low power 10 GHz ring VCO using source capacitively coupled current amplifier in 0.12 [micro]m CMOS technology," Electronics letters, vol.
The CMOS CMUTs are included with a current amplifier on the equivalent chip and the current-to-frequency chip presents [9, 15] the current-to frequency readout interface.
Kind, "Linearly tunable quadrature oscillator derived from LC Colpitts structure using voltage differencing transconductance amplifier and adjustable current amplifier," Analog Integrated Circuits and Signal Processing, vol.
As a high current amplifier, it accepts AC or DC voltage input from a function generator to drive a heavy load that requires high current or high voltage.
Linearly Tunable Current Amplifier. In Figure 3, the current-controlled current amplifier (CCCA) is realized by employing two [G.sub.m] cells of Figure 2.
According to NIs Travis White, product manager, precision DC measurements, "A sensitive picoammeter can be based on the NI PXI-4022 Current Amplifier Module, which implements a feedback ammeter with less than 20 [micro] V of burden voltage on its 100-nA current range.
These devices integrate a current amplifier, a 50 Hz/60 Hz rejection filter to eliminate artificial light flicker and a 15-bit ADC (analog-to-digital converter).
In current-mode signal processing, they have been used to design a high-performance voltage feedback current amplifier [2].
It consists of a current amplifier, a voltage buffer, and the impedance to be scaled Z.
Note that by adding just one current amplifier (DACA3) into the structure in Fig.