Projects Projects
Overcurrent / Over-discharge Protector for Lead Acid Batteries
The project described here protects and monitors a Lead-Acid battery against too-low battery voltage and over-current conditions.
Isolated Voltage-Measurement with ±1V Input, Differential Output and Integrated DC/DC Converter
This project can be used in bidirectional high-voltage measurements.
Interactive LED Coffee Table – Arduino Compatible
The project demonstrated here is an IR proximity sensor-based LED light, mainly designed for interactive coffee tables, but also can be used as single interactive light.
High Current DC-DC Converter – 12V/6A Output from 16V to 38V DC Input
The project presented here is a low quiescent current, synchronous buck converter featuring the LTC3807.
DC Solid State Power Relay with Current Feedback
Optically Coupled Power MOSFET Relay with Galvanically Isolated Current Monitor Output This project employs CPC1718J 100V Single-Pole, Normally Open DC-Only Power Relay and ACS71240 Galvanically Isolated Current Sensor IC with Common-Mode Field Rejection and Overcurrent Detection.
Closed Loop Constant LED Light Source Using OPT101 Light Sensor and OPA569 Power OPAMP
The project presented here is a precision closed-loop LED driver that provides very accurate constant light and can be used for photography, scientific research, and other applications that require an accurate light source.
Brushed DC Motor Driver with Integrated Current Regulation
The highly efficient DC brushed motor driver including an onboard shunt resistor for current regulation presented here is built using the DRV8251 chip.
Thermistor Signal Amplifier for Thermoelectric Cooler using INA330
The INA330 breakout board is a great tool for TEC plate temperature measurements.
Mini Robot Controller Using Infra-Red Remote for Small and Medium Size Robot
The Robot Controller is a very compact solution for controlling small and medium size robots using an Infrared remote.
Phantom Powered Microphone Preamplifier – Low Noise – Professional Quality
The project presented here is a professional quality Phantom powered Microphone pre-amplifier.
Isolated RS-485 Transceiver with Level 4 EMC and Full ±42 V Protection
The project presented here is an isolated RS-485 transceiver that features up to ±42 V of ac/dc peak bus overvoltage fault protection on the RS-485 bus pins.
Crowbar Circuit Using TRIAC and TL431 Precision Programmable Reference
This Crowbar project can be used for preventing an overvoltage or surge condition of a power supply unit from damaging the circuit connected to the power supply.