We are seeking a skilled and detail-oriented Transformer Design Engineer with strong expertise in SMPS Transformer design and magnetic components.
*Qualification:* B.E / B.Tech in EEE (Electrical and Electronics Engineering)
*Experience Required:* 1-5 Years in Transformer / Magnetics Design
Job Location: chennai
Key Responsibilities:
1. SMPS Transformer Design & Calculations:
- Design and develop High Frequency SMPS Transformers (Flyback, Forward, Push-Pull, LLC)
- Perform electrical calculations for turns ratio, inductance, leakage inductance, flux density, core loss & copper loss
- Prepare complete design documents and calculation sheets
2. Core Selection & Magnetics:
- Selection of suitable Ferrite Cores (EE, ETD, EER, PQ, RM, Toroidal) based on power and frequency
- Experience in core material selection (N87, N97, PC40, PC95, etc.)
- Understanding of saturation, skin effect, proximity effect
3. Winding Design & Construction:
- Design of primary, secondary, and auxiliary windings
- Calculation of wire size (SWG/AWG), number of strands, Litz wire selection
- Interleaving techniques to reduce leakage inductance
4. Insulation & Safety:
- Design insulation system as per IEC / UL standards
- Selection of insulation tapes, bobbin, varnish, creepage and clearance as per safety norms
- Hi-Pot and thermal considerations
5. Bobbin & Mechanical Design:
- Selection of Bobbins (Vertical/Horizontal) and mechanical fit
- Coordination with mechanical team for housing and assembly
6. Testing & Validation:
- Prototype building and testing with LCR meter, B-H analyzer, Hi-Pot tester
- Failure analysis and design optimization for efficiency and cost
Required Skills:
- Strong knowledge of Magnetics Calculations and Transformer Design Formulas
- Expertise in Ferrite Core Selection, Winding Design, Bobbins
- Knowledge of SMPS Topologies
- Familiar with design tools - Excel calculations, Magnetics Designer / similar tool
- Knowledge of EMI/EMC basics is an added advantage
Salary: As per industry standard
Pay: ₹18,000.00 - ₹35,000.00 per month
Work Location: In person
