Sujoy BhattacharyaApr 10, 20221 min readPower Supply 12-48V to 5V 1AProject goal Complexity was induced by the following requirements 1. Wide input range 2. Limited space 3. Reasonable >75% efficiency...
Sujoy BhattacharyaApr 10, 20221 min readMicro Turbine power supplyProject goal The project called for power shaping and maximum power point of a renewable energy micro turbine (20W). The challenge was...
Sujoy BhattacharyaApr 10, 20221 min readConstant Current LoadProject goal The client required a high accuracy constant current load which was rugged enough for Industrial applications along with...
Sujoy BhattacharyaApr 10, 20221 min readStandby relay boardProject goal This device needs to power two loads from two universal input (85-265V) sources with a standby capability where if one...
Sujoy BhattacharyaApr 10, 20221 min readMicro LED driver 30VProject goal The project called for a micro LED controller which could work up to 0.7A and work on current control. Also it needed to be...
Sujoy BhattacharyaApr 10, 20221 min readMicrocontroller UPSProject goal The project needed an online UPS which could ensure interruption free work for the microcontroller / card computer. The...
Sujoy BhattacharyaApr 10, 20221 min readUSB PD QC Power Bank Type CProject goal As the title suggests, the goal was to create a power-bank capable of working on USB-PD and Quickcharge. It should also...
Sujoy BhattacharyaApr 10, 20221 min readGeneric PowerbankProject goal Unlike powerbanks based on custom ICs this one called for a generic system which could support different types of batteries...
Sujoy BhattacharyaApr 10, 20221 min readHigh power Buck convertor with mosfet switchesProject goal The job called for a 120W buck convertor 48V to 24V which would supply power to 16 channels via I2C controlled switches....
Sujoy BhattacharyaApr 10, 20221 min readCompact universal AC-DC convertor 5V 0.6AProject goal The project called for an ultra compact power supply module to fit inside small IOT and home automation devices. Input...