Year: 2021
LTC7804 40 V 3 MHz Boost Controller with Spread Spectrum offers 99.9% efficiency
Analog Devices' LTC7804 offers low Iq, small solution size, and PassThru™ operation for up to 99.9% efficiency ADI's LTC7804 is a low IQ, 3 MHz PassThru operation capable of synchronous boost DC/DC switching regulator controller that operates up to a 40 V input voltage....
Continue Reading3.5” Single Board Computer with AMD Ryzen™ V2000 Processors
IBASE Technology Inc., provider of industrial motherboards and embedded systems, has rolled out the IB952 3.5-inch SBC that is based on AMD Ryzen™ Embedded V2000 processors built with innovative 7nm process technology and featuring up to 8 cores and 16 threads to provide the...
Continue ReadingRadio Remote Control LED Dimmer Using NRF24L01 – Arduino Compatible
This is an easy-to-make LED dimmer using RF remote control. The project is capable of driving a load up to 24W (2A X 12V LED). Any 12V single or 12V LED strip can be used. This is an open-source Arduino compatible hardware that has Atmega328 microcontroller, Potentiometer, MOSFET, 5V...
Continue ReadingTwisted-Pair Cable-CAT5 – Composite Video Differential Receiver Amplifier
The circuit presented here is a high-frequency differential line receiver amplifier that has excellent common-mode rejection at its inputs. The project is an ideal solution for a receiver for composite video signals that are transmitted over a long distances on twisted-pair cables like...
Continue Reading12W Constant-Current LED Driver with PWM Dimming – 12V DC@1A Input
This is a high-performance, adjustable constant current, and PWM dimmer project. It provides accurate output constant current and PWM control. The circuit regulates the current flowing through a LED/LED array to maintain the desired level of light output. The board consists of CAT4101...
Continue ReadingMEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier
MEMS Microphones is setting a new performance benchmark across a growing number of industries. These innovative silicon microphones were designed to extend the benefits of the lowest possible self-noise (high SNR) and lowest distortion to an ever-expanding number of applications. The...
Continue ReadingAC Voltage Zero Cross Detector
This project provides AC voltage zero-cross timing detection and a DC voltage after diode rectification with high accuracy. Possible applications for such circuits are AC motor controllers, AC lamp controllers, AC Dimmer Controllers, Home Appliances. The circuit outputs a zero-cross...
Continue ReadingPrecision Full-Wave Rectifier – Dual-Supply
This is a dual-supply precision full-wave rectifier board that can turn alternating current (AC) signals into single polarity signals. The OPAMPs, U1A, and U1B, buffer the input signal and compensate for the voltage drops across D1 and D2 allowing for small signal inputs. This...
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