Archives: Projects
Over Current Alarm with 15 Segment Bar-Graph Display
This Bar-Graph Display provides a high visibility 15-Segment Bar-Graph display for current measurements. A buzzer provides audible sound when an over-current condition event occurs. The 15 segments are made with Red, Blue, Green, and yellow color LEDS. All LEDs are SMD size 1206. This...
Continue ReadingSingle-Channel Smart High-Side Power Switch with Programmable Current Limit
This is a single-channel, fully-protected, high-side power switch with programmable current-limit. Full diagnostics and high-accuracy current-sense features enable intelligent control of the load. A programmable current-limit function greatly improves the reliability of the whole...
Continue ReadingIsolated USB Repeater – USB2.0
The project presented here is a USB port-powered, USB 2.0 isolator that isolates the USB host and USB device. It is a galvanically-isolated USB2.0 repeater, that supports low speed 1.5Mbps, and full speed 12Mbps communication. The project automatically connects and detects the bus...
Continue Reading12-95V Input – 5V Output – High Voltage DC-DC Buck Converter
This is a versatile synchronous buck DC/DC converter built using the LM5008 chip. The operating input voltage range is 12V to 95V DC, providing 5V/120-350mA output. The regulator can provide a load current of up to 350mA, but it's advisable to draw only 120mA due to the small thermal...
Continue Reading3 Phase IPM Module for Small Power AC Motor
This is a 3-Phase Inverter Driver project designed for Small Power AC Motors. The project is built using FSB50550AT IPM chip. This compact and reliable inverter project is ideal for small power motors such as fans and pumps. An H-bridge configuration can also be created for low...
Continue Reading3 Phase Inverter for Low Power AC Motor
This is a 3-Phase Inverter Driver project designed for Low Power AC Motor. The FSB50450AS chip is the heart of the project. A compact inverter project is ideal for small power motors such as fans and pumps. An H-bridge configuration can also be created for low-current high-voltage...
Continue Reading2.1 Channel Audio Processor with Subwoofer Output
This board is an Audio Processor built using PT2033 chip audio processor designed for versatile applications. It includes 3 stereo input selectors with internal gain and master volume control with low-frequency loudness compensation. It is capable of individual channel...
Continue Reading2 Channel MOSFET Module
This is a low profile and small size two-channel MOSFET board that can drive loads up to 2 x 3A. The Power Supply is 5V to 14V DC. Inputs and input Enable are TTL-level signals. The Output is by default enabled and an active high signal disables the output. Parallel Operation of Dual...
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