How to select a BMS shunt sampling terminal: millivolt drop, solder temperature rise and high-current path validation
A BMS shunt sampling terminal must carry main current without allowing solder-joint or copper-path drop to distort milli...
Technical Guides & Company Updates — Page 15
Explore Hongchuan Metals technical guides, product information and company updates. Review PCB busbar, solder terminal and SMT nut selection considerations alongside the product catalog.
How to select SMT nuts for inverter EMI shields: grounding, bracket fastening and torque validation
SMT nuts for inverter EMI shields must retain pad strength after reflow while providing stable shield grounding and brac...
How to select welding terminals for industrial robot servo controllers: three-phase output, vibration and temperature-rise validation
Three-phase motor output terminals in industrial robot servo controllers must handle high current, cable bending, cabine...
How to select SMD busbars for wind-power converter boards: high-current paths, pads and temperature-rise validation
SMD busbars on wind-power converter boards must handle DC-link current, ripple, thermal cycling and turbine vibration. T...
How to select copper-aluminum transition busbars for battery-swap cabinets: quick connection, corrosion and contact resistance
Copper-aluminum transition busbars in battery-swap cabinets must withstand frequent connection, vibration, condensation,...
How to design an EV DC fast-charging module output terminal: current sharing, lug contact resistance and temperature-rise validation
For parallel DC fast-charging module outputs, terminal selection must address current sharing, lug contact resistance, P...
How to select SMD busbars for solar and energy-storage inverter DC links: current sharing, copper exits and temperature-rise validation
A practical guide to high-current DC-link PCB connections in solar and energy-storage inverters, covering SMD busbar sec...
How to select an EV OBC battery-side high-voltage PCB terminal: lug, torque and vibration validation
A practical guide to EV OBC battery-side high-voltage terminals, covering PCB welding terminals, cable lugs, holes and p...
Electric-vehicle OBC high-current PCB connection design: SMD busbars, welding terminals and temperature-rise validation
A practical guide to high-current PCB connections in EV onboard charger power boards, covering the AC input, PFC/DC link...
Energy storage PCS high-current PCB connection design: SMD busbars, welding terminals and temperature-rise validation
A practical guide to high-current PCB connections in energy-storage PCS power boards, covering continuous current, overl...
Copper-aluminum composite busbar punching burrs and edge delamination: hole quality, plating damage and contact resistance
A practical guide to punched-hole quality in copper-aluminum composite busbars, covering punching direction, die clearan...
SMD busbar poor solderability after storage: plating oxidation, packaging, shelf life and solderability retest
A practical guide to poor solderability of SMD busbars after storage, covering plating oxidation, surface contamination,...