Solar Inverter Solutions
Magnetic component review for string inverters, micro-inverters and PV power stages using boost inductors, common mode chokes and high-frequency transformers.
Review Scope
• Confirm topology, switching frequency and ripple current
• Define EMI filter requirements against the target system
• Review boost inductor, common mode choke and transformer structure
• Tie efficiency and thermal targets to sample test data
Inputs Required
• Power level and DC bus voltage
• Cooling method and ambient temperature
• Inductance, current waveform and mechanical envelope
• Applicable safety and EMC standards
EV OBC and DC-DC Converter Solutions
Flat wire inductors and planar transformers can be reviewed for OBC, DC-DC converter and charging power modules where low DCR, insulation and thermal path matter.
Review Scope
• PFC inductor and LLC/CLLC transformer structure
• DC bias, DCR, temperature rise and insulation record
• Project-specific reliability and qualification plan
• Automotive requirements must be backed by approval documents
Inputs Required
• OBC or converter power level
• Switching frequency and topology
• Cooling method and size limit
• Creepage, clearance and insulation requirements
Industrial Automation Solutions
Custom inductors, transformers and EMI magnetics for welding power supplies, laser equipment, servo drives and industrial converters.
Review Scope
• SiC/GaN frequency range and waveform review
• Motor drive filter inductor noise and temperature review
• Welding and laser power inductor saturation review
• Reliability requirements defined by project specification
Inputs Required
• Voltage, current and switching frequency
• Duty cycle and operating environment
• Cooling method and mounting structure
• Required test and inspection records
Medical Equipment Power Solutions
Magnetic component review for medical power applications where leakage current, isolation, creepage and documentation must be controlled project by project.
Review Scope
• Isolation structure and insulation material review
• Leakage current and hi-pot test plan
• Temperature rise and mechanical envelope review
• Medical standard claims require customer-side verification
Inputs Required
• Isolation voltage and safety class
• Leakage current limit
• Operating temperature and cooling method
• Applicable approval and test standards
Rail Transit Power Solutions
Magnetic component review for train lighting, auxiliary power, air-conditioning and control power modules with vibration, shock and temperature requirements.
Review Scope
• Wide-temperature material and insulation review
• Vibration and shock requirements defined by customer specification
• Hi-pot, insulation resistance and mechanical retention checks
• Rail standard claims require project approval records
Inputs Required
• DC input voltage and load profile
• Temperature, vibration and shock requirements
• Isolation voltage and clearance limits
• Required inspection report format
Communication Power Solutions
Flat wire inductors, transformers and EMI components for telecom power, data center power and 48V conversion projects.
Review Scope
• Power density target and thermal path review
• Input/output voltage and ripple current review
• EMI filter and common mode choke requirements
• Efficiency and lifetime claims require test records
Inputs Required
• Input/output voltage range
• Rated and peak current
• Switching frequency and topology
• Cooling method, size limit and validation plan