System Engineer for Appliances1. Hardware and software design for a 4-kW Digital GaN totem-pole PFC reference design. https://www.ti.com/tool/TIDA-0102362. Hardware and software design for MSPM0 based 1-kW brushless DC motor inverter reference design, https://www.ti.com/tool/TIDA-0102503. Hardware and software design for 750W motor inverter with C2000™ MCU and MSPM0 reference design, https://www.ti.com/tool/TIDA-010265

hardware design/layout/simulation for solar inverters, EV charging station

hardware design in the process of micro solar inverter development, testing, validation and verification to finish the inverter design.Sourcing in China.Project InformationGen2 micro solar inverter• Schematic and PCB layout design.• Verifying hardware and software functionality.• EMC/EMI verification.Gen2 Gate design• PCB layout.Sourcing for Gate and Inverter• Find supplier in China.• Negotiate part prices with supplier.• Sample components

Leading a team of hardware and software engineers in the process of control development, testing, validation and verificationHardware and software design for motor inverters and power converters used in industrial applications and home appliancesProject Information:1500W field oriented control driving induction motors • Performing schematic capture and PCB artwork development, conducting peer reviews• Verifying hardware and software functionality, recommending design modifications• Executing field application testing, including functional testing at manufacturer site• Initiating and driving safety and agency certifications, working with VDE, UL and CCC• Interfacing and collaborating with U.S.-based team throughout the product development and project execution650W three phase induction motor drive for industrial fan applications • Performing schematic capture and PCB layout• Firmware design, development and testing• Configuring, setting up and executing reliability testing (HALT, HASS, ALT)300W BLDC motor control • Performing schematic capture and PCB layout• Firmware design, development, WBT and BBT• Configuring, setting up and executing reliability testing (HALT, HASS, ALT)• Firmware design, development and testing½ hp Field Oriented Control (FOC) drive for Permanent Magnet Synchronous Motor (PMSM) • Hardware design, schematic capture, PSPICE simulations and empirical evaluation• Reliability analysis, testing and verification; performing design for reliability (DFR) and design for manufacturability (DFM) analysis• EMI/EMC compliance testing• Functional and system level testing at manufacturer site1 hp Field Oriented Control (FOC) drive for garbage disposal applications • Hardware design, schematic capture, component selection and qualification• Hardware functionality verification via individual microprocessor port pin initialization and reconfiguration• Reliability prediction and reliability analysis using Bellcore models

Senior Electronics Engineer Jun 2005 – Feb 2007Hardware and software design for household appliance controlsHardware and software design for battery chargers and battery management systemsProject InformationSwitch Mode Power Supply (SMPS) and battery management systems design • Performing hardware and PCB artwork design for NiCad battery chargers• Functional performance testing and empirical analysis of battery management systems• Electrical cyclone research and development

Embedded system design and development for household appliance controlsMicroprocessor-based design for battery chargers and battery maintenance systemsProject inforamtionFast (15 minute) charger design for power tools • Developed hardware design based on UC3844 as a PWM controller• Suitable for charging NiCad and NiMH batteries with voltage range 7.2V to 18V• The controller works by monitors charging rate and terminating the charging cycle using minus delta voltage and inflexion point algorithmsMobile battery charger and battery health analyzer • Suitable for charging, monitoring and diagnosing NiCad, NiMH, and Li-ion batteries• Capable of monitoring and detecting critical battery parameters, such as inner resistance, rate of voltage rise and rate of voltage decay• Intelligent design incorporating over charging and excessive discharge protection function• Highly successful and profitable design, earned ~$3,000,000 profit for parent Corporation