New Energy PCBA Solutions – Product Overview

Yaxingda provides comprehensive PCBA manufacturing services for the new energy sector, covering photovoltaic inverters, energy storage systems, battery management systems (BMS), motor controllers, and EV charging infrastructure. With 20 SMT lines, 12 DIP lines, 8 conformal coating lines, and ISO/IATF 16949 certification, we deliver high-reliability PCB assemblies designed to meet the stringent safety, durability, and performance demands of new energy applications.

1. Photovoltaic Inverter PCBA

Our photovoltaic inverter PCBA is the intelligent core of solar power generation systems. Designed to efficiently and stably convert DC power from solar panels into AC power for grid connection or off-grid use, it is a critical component in unlocking the full potential of solar energy.

• Key Technologies: High-current circuitry, MPPT (Maximum Power Point Tracking) circuits, thick copper boards (2–4oz) or aluminum substrates for superior heat dissipation

• High-Power Support: Capacities ranging from 3kW for residential systems to 30kW+ for commercial and industrial applications

• High-Voltage Isolation: DC input up to 1500V, AC output 230V/400V, with creepage distance ≥12-20mm and Hi-Pot testing up to 5000V AC

• Thermal Management: Aluminum substrates with thermal conductivity of 1–3W/m·K, thermal vias with thermal compound filling

• Environmental Protection: Conformal coating for moisture, fungus, and salt spray protection; high-Tg materials (Tg≥170°C); wide operating temperature range (-30°C to 60°C)

• Applications: Residential solar inverters, commercial PV systems, energy storage inverters, hybrid inverters

2. Energy Storage System PCBA

Energy storage system PCBA serves as the "nerve center" of battery energy storage systems, responsible for connecting and controlling batteries, inverters, BMS, and other key components to achieve energy storage, conversion, and output.

• Core Functions: Power management, battery monitoring, communication, signal control, and system protection

• Key Technologies: High-precision ADC (16–24bit), ±1% precision resistors, low-noise PCB design (analog/digital separation)

• High-Current Capability: Thick copper boards (2–4oz) or aluminum substrates for large current paths with tin opening

• Applications: Home energy storage systems, commercial & industrial storage cabinets, solar storage systems, portable power stations, microgrid & renewable energy systems

3. Battery Management System (BMS) PCBA

BMS PCBA is designed to intelligently monitor and manage individual battery cells, preventing overcharging and over-discharging while extending overall battery lifespan.

• Core Functions: Voltage/current/temperature monitoring, cell balancing, protection status monitoring, CAN bus communication

• Key Technologies: High-precision sampling circuits, microcontroller (MCU) for data processing, heat sinks, capacitors, inductors, busbars, and connectors

• Battery Compatibility: Supports 3–10-cell lithium-ion, lithium polymer, and lithium iron phosphate (LFP) battery packs

• Applications: Lithium battery packs, backup power devices, solar storage cabinets, EV battery systems

4. Motor Control PCBA

Motor control PCBA receives from the vehicle/ system controller, controlling the speed and direction of drive motors. It also handles energy recovery by converting AC generated by the motor back to DC for battery charging.

• Core Functions: Motor speed/torque/acceleration control, energy recovery management, system monitoring

• Key Technologies: IGBT/MOSFET power module assembly, high-reliability soldering, automotive-grade quality control

• Applications: Electric vehicle drive systems, industrial motor controls, new energy vehicle powertrains

5. EV Charging Pile Control Board PCBA

EV charging pile control board PCBA is designed for new energy vehicle charging infrastructure, featuring deep integration with energy storage systems and customized technical support for diverse charging scenarios.

• Key Features: High-temperature resistance and interference resistance, suitable for complex automotive operating conditions

• Technology: SMT and through-hole assembly, 2D/3D CAD design support (STEP, DWG formats)

• Applications: AC/DC charging piles, residential charging stations, commercial fast-charging infrastructure

Manufacturing Capabilities for New Energy PCBA