Ruben Gasparini
Hartland,WI
Summary
High-performing Power Electronics Design Engineer driven by creativity and innovation. Determined to bring ideas to existence by cutting-edge research and design techniques.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Power Electronics Design Engineer
Milwaukee Tool
2024.01 - Current
- Developed a novel 950W GaN based 3 stage AC to DC Converter that charges new M18 and M12 batteries.
- Designed a 50kW Buck Converter with peak current mode control.
- Performed EMI and EMC mitigation techniques to pass EMC certification.
- Performed control loop stability using the bode 100 to achieve proper gain and phase margins.
Power Electronics Design Engineer
Rivian Automotive Inc.
2022.02 - 2024.01
- Developed Rivian's first ever 300kW DC Super Charger.
- Developed a 50kW AC to DC Converter which realized the Vienna Rectifier and Dual Active Bridge topology.
- Characterized SiC Mosfets by conducting Double Pulse Testing under various operating conditions.
- Developed and Validated the entire 50kW system which included an Input filter board, PFC Board, Main Power Board, Controller Card, and Output filter Board.
- Performed Switching Loss calculations to optimize the converter's efficiency.
- Conducted multiple validation and characterization on the entire super charger system.
- Designed an LED driver board to replace off the shelf existing parts to save cost.
- Conducted Root cause and Failure analysis on the super charger.
- Optimized Rivian's bidirectional 24kW charger by conduction various experiments and system level testing.
Electrical Design Engineer
Wells Vehicle Electronics
2019.07 - 2022.02
- Designed and developed ignition control modules for ignition coils for many OEM vehicles.
- Designed digital controllers using C and assembly language code.
- Designed Peak current mode controllers for IGBT and Mosfet applications.
Education
Bachelor of Science - Electrical Engineering
University of Wisconsin - Milwaukee
Milwaukee, WI05.2019
Skills
- Designing and developing Switch mode power supplied.
- Designing and developing controllers for Switch mode power supplies.
- LTSPICE, PLES, MATLAB, PSIM Simulation.
- Bode 100.
- Control loop stability for SMPS.
- High Voltage Testing.
- Performing under pressure.
- Fast and Efficient.
Certification
- Introduction to Power Electronics-CU Boulder
- Converter Circuits-CU Boulder
Timeline
Power Electronics Design Engineer
Milwaukee Tool
2024.01 - Current
Power Electronics Design Engineer
Rivian Automotive Inc.
2022.02 - 2024.01
Electrical Design Engineer
Wells Vehicle Electronics
2019.07 - 2022.02
Bachelor of Science - Electrical Engineering
University of Wisconsin - Milwaukee
- Introduction to Power Electronics-CU Boulder
- Converter Circuits-CU Boulder
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