Tag: Amplifier
Unlock High-Frequency Oscilloscope Signals with James Wilson’s 2GHz Active Probe
James Wilson's 2GHz active probe offers a breakthrough in open-source design, achieving a flat frequency response with easily accessible components. This probe is a valuable tool for electrical engineers seeking affordable, high-performance signal acquisition. Oscilloscopes are...
Continue ReadingPiezo Element Amplifier for Guitar and Violin
The board presented here is a preamplifier for contact microphones that are used for amplifying the sound of musical instruments which do not contain electrical pickups, such as guitar and violins. Most contact microphones use a piezo element to convert vibration in the body of the...
Continue ReadingCurrent-Sense Amplifier with Dual Over Current Level Monitor & Alert Output
The project presented here is a high common-mode current sense amplifier with two high-speed comparators to detect out-of-range current conditions. The comparators are configured to detect and respond to dual over current conditions. These devices feature an adjustable limit threshold...
Continue ReadingMonolithic Power Systems (MPS) MP7758 Audio Amplifiers
Monolithic Power SystemsMP7758 Audio Amplifiers are inductor less, fixed frequency, analog input Class-D audio amplifiers that drives power stereo speakers in a bridge-tied load configuration. These amplifiers are completely integrated thus reducing the solution size. The MP7758 audio...
Continue ReadingMaxim Integrated MAX98361 Plug-and-Play Digital Class-D Amplifiers
Maxim Integrated MAX98361 Plug-and-Play Digital Class-D Amplifiers are easy-to-use, low-cost, digital pulse-code modulation (PCM) input amplifiers featuring industry-leading, Class-AB audio performance with Class-D efficiency. The MAX98361 has a digital audio interface that...
Continue ReadingSPI Programmable-Gain Amplifier with Input VOS Trim and Output OPAMP
The project presented here is an SPI programable Gain Amplifier using MAX9939. The MAX9939 is a general-purpose, differential-input programmable-gain amplifier (PGA) that is ideal for conditioning a variety of wide dynamic range signals such as those found in motor current-sense,...
Continue ReadingSTMicroelectronics TSC200 Current Sense Amplifier
STMicroelectronics TSC200 Current Sense Amplifier is a high-side current sense amplifier that delivers an analog voltage output. It can sense current via a shunt resistor over a wide range of common-mode voltages, from -16V to +80V, whatever the supply voltage is. It is available with...
Continue ReadingINA350 – Tiny and low-power (100 µA) selectable gain instrumentation amplifier
INA350 is a selectable-gain instrumentation amplifier that offers four gain options across INA350ABS and INA350CDS variants available in small packages. INA350ABS has gain options of 10 or 20 and INA350CDS has gain options of 30 or 50. These gain options can be selected by toggling the...
Continue Reading