Dhanapal R

RESUME

Testing Engineer in Power Supplies & Led Drivers

B.E with 8+ Years of experience in Power Electronics & Analog circuit development, Testing, Troubleshooting and Led Driver applications.

Hardware Design, Test Equipment Development, Electrical reliability & Component Selection. Work Summary:

Key Areas and Strength:

Hands on experience in Fly back, Buck and Forward topologies for AC – DC & DC – DC Converters.

Power supplies Design & Development to power the Control boards and to charge the high value capacitors.

Exposure in Microcontroller Interfacing, Digital Circuits.

Onsite experience to work with customer for troubleshooting their tasks.

Expertise in Development, Hardware testing for different types of Power Supplies, Led Drivers, And developing Test procedure.

Hands on experience in schematic preparation & Circuit simulation.

Flexibility, Comprehensive Problem Solving abilities and Innovative Thinker.

Assisting Team Members to Accomplish Deliverables.

Coordinating with Release Management Teams During Production Implementation.

Involved in documentation work for ISO 9001:2008 Certification.

Experience in driving team members, client co-ordination and developing proposals.

Experience in product support like obsolescence management, problem analysis and report generation for results.

Domain Expertise:

Domain Expertise Power Electronics

Clients JOHNSON LIFTS, TOSHIBA MACHINES PVT LTD etc. Simulation Tools Cadence (Pspice), MS Office.

DMM, DSO, Hipot Tester, Power Analyzer,

Debugging Tools Electronic Loads, DC Power Source

Work Experience

July 2012-

Dec 2020

Sr.TESTING ENGINEER – HIPOWERR ELECTRONICS

PROJECTS:

AC-DC CONVERTERS:

DESCRIPTION:

The Topology which is Used in these Power Modules is Fly back Converter. These Modules can be operated with 230V AC and the Controller module which is used in these converters is UC3843 PWM, UC3842 PWM and the Feedback Module is provided in order to control it. The Power ratings are ranging from 5 Watts to 300 Watts. The Output is electrically isolated and can be in the range of 5V- 60V DC. Current Ratings are ranged from 100 ma - 20 A.

Developed using Power Integrations Integrated switches.

Designed to compliance EMI (CE) requirements per CISPR CLASS 22.

Constant Power Drive concept applied for charging capacitors APPLICATIONS:

• Deals with the Power Supplies required For Lift & Escalator Operation.

• Contains Multiple Applications Such as Battery Chargers, Adaptors, Single, Dual, Multiple Output SMPS etc.

• Support and Maintenance for Already Existing Applications.

• Deals with 3 Phase Power Supply required For Energy Meters. ROLE:

• Product Tester, Designer, Debugger.

RESPONSIBILITIES:

• Estimation of Impact & Effort, Cost Required For Implementing Business Requirement.

• Performing Internal & External Audit for Deliverables.

• Assisting Team Members to Accomplish Deliverables.

• Coordinating with Release Management Teams During Production Implementation.

Release Management Plan for Packaging & Deployment & Detailed Design – Component selection, circuit design, HDD and schematics CLIENTS:

• JOHNSON LIFTS, TOSHIBA MACHINES PVT LTD etc.

Contact Info

Address

54, Fathima Nagar,

60 FeetRoad,

Virudhunagar-

626001.

Phone

989-***-****

E-mail

adnidf@r.postjobfree.com

Skills

• Electronic Circuits

• Power Electronics

LED DRIVERS:

DESCRIPTION:

•Output Voltage ratings are ranged from 10.5V - 52.5V DC. The Controller Module which is used in these Drivers is LNK 407, TOP 245, LM358 and the Feedback Module is provided in order to control it. Output Current can be ranged from 70 ma – 2A. Power Ratings can be ranged from 3 Watts to 75 Watts. These Drivers can be operated both in AC and DC. APPLICATIONS

• Deals with the Power Supplies required For Led Lights, Flood Lights, Street Lights, Solar Based Led Street Lights, All in one Integrated Solar Street Lights With Motion Sensor and Battery Backup, etc.

• Deals with Led Tube Lights, Led Bulbs etc.

ROLE:

• Product Designer, Tester and Debugger

RESPONSIBILITIES:

• Assisting Team Members to Accomplish Deliverables.

• Involved in design, development of power supplies.

• Coordinating with Release Management Teams During Production Implementation.

• Involved in documentation work for ISO 9001:2008 Certification. CLIENTS:

• FOOD CORPORATION OF INDIA, STAR SYSTEMS,

RAXTECH, SUN INDUSTRIAL AUTOMATION etc.

DC-DC CONVERTERS:

Personal Info

Date of birth

23-10-1988

Languages

English & Tamil

Father s Name

Mr. A. Ravi

Mother s Name

Mrs. R. Shantha

Marital Status

Married

DESCRIPTION:

• The Topology which is Used in these Power Modules is Fly back Converter. These Modules can be operated with 18V DC-180V DC and the Controller module which is used in these converters is UC3843 PWM, UC3842 PWM and the Feedback Module is provided in order to control it. The Power ratings are ranging from 5 Watts to 100 Watts. The Output is electrically isolated and can be in the range of 5V- 48V DC. Current Ratings are ranged from 100 ma – 3A.

APPLICATIONS:

• Deals with High Voltage Dc Power Supplies required For Solar Panels.

• Low Power Dc Power Supplies for Mobile Chargers. ROLE:

• Product Tester and Debugger

RESPONSIBILITIES:

• Involved in design, development of power supplies.

• Coordinating with Release Management Teams During Production Implementation.

• Involved in documentation work for ISO 9001:2008 Certification. CLIENTS:

• SIGNALS & SYSTEMS PVT LTD, ACCSYS ELECTRONICS,

TOSHIBA MACHINES PVT LTD etc.

Mar 2011-

June 2012

Hardware Engineer – B.S. INDUSTRIES

Responsibilities:

• To test and servicing the product, like SMPS, Battery Chargers & DC-DC converters.

• Got a Chance to present our product at “TIKONA DIGITAL NETWORKS”, HYDERABAD.

• Worked as a team to deliver the product.

Academic Details

Aug 2006-

May 2010

Anna University – Kamaraj College of Engineering & Technology,VNR Bachelor of Engineering in Electrical and Electronics Engineering - 84% Jun 2004-

May 2006

State board – K.V.S. Matriculation Higher Secondary School, VNR Completed HSC in 2006 - 90%

Jun 2003-

May 2004

Matriculation - K.V.S. Matriculation Higher Secondary School, VNR Completed SSLC in 2004 - 84%

Strengths

• Sound Knowledge in Power Electronics, Led Drivers Power Supplies.

• Self-confidence & desire to learn new concepts.

• A quick learner with Can do attitude.

• Flexibility, Comprehensive Problem-solving abilities and Innovative Thinker.

• Well-developed and Effective Communication Skills.

Contact this candidate