Aravindh Raj

Hardware development for low power coin cell battery operated applications used for indoor IOT sensors-based application Designing hardware PCBs for Lora Wan gateways using industrial communication protocols like RS-485 and 4-20mA current loop Experienced in DC/DC Buck converter, PMIC and LDO design Worked on Buck-Boost battery chargers for lithium ion battery application Taking complete product owership from concept to manufacturing stage Providing technical guidance and mentoring junior team members for design support

Managing a team for UAV hardware development from Scratch, POC to End Product Hardware Development for mission critical systems like Flight Control Units and Flight Management Unit using Edge AI SOM modules PCB design for DDR3, LPDDR4, HDMI, CSI, Gigabit Ethernet and SDIO protocols Designed RF and mixed-signal PCB's for avionics application Experience in carrier board design and customization for Nvidia Jetson series, IMX6, IMX7 and IMX8M Mentoring Junior Engineers and interns for technical guidance and design support Followed best practices for EMI/EMC compliant design and followed DO 254 design practices Interacted with NABL labs for EMI/EMC testing (IEC61000-4-3) for UAV type certification Tools : Altium Designer Pro, Altium PDN, LT Spice and Ti-Webench Power Designer Interests: SI,PI and PDN Analysis, 3D Electromagnetic Field Solver

Schematic capture and Layout design for industrial IoT application for pipeline monitoring sensors STM32 and TMS320 MCU based design for various applications DC-DC converter design for drone flight controller and flight management unit Power supply design for POE applications up to 25W (802.3at) DDR2, DDR3 and LPDDR4 based designs using STM32MP157, Rockchip RK3399 and IMX7D Interacting with EMS vendors for PCB fabrication, assembly and PCBA testing support Cross functional tream colaboration for product development Tools: Altium Designer Pro, Autodesk Eagle 9.6.2, LT Spice and Saturn PCB Toolkit

Performance testing on thermostat, analyzing impact of obsolete components and provided sustaining support for HVAC products Circuit level hardware RCA for fault identification and rectification Conducted board level ESD testing up to 8kV Air and 4kV Contact as complying to IEC 61000-4-2 standards Knowledge in Ansys sherlock for reliability prediction Tools: Mentor graphics PADS and Altium Designer

• Driver card PCB design for IGBT/SCR based rectifiers for 240VAC and 415VAC Online UPS systems • Component selection and hardware design for IGBT based inverter systems • Support in functional testing of final product and reports preparation • Hardware debugging using Oscilloscope and DMM Tools: Autodesk Eagle and ORCAD