WELL-01 · Wellness Electronics
Smart High-Torque Percussion Massager PCBA
A representative development architecture for a high-output percussion massager with controlled motor startup, speed or load supervision, battery management, local indication, and optional wireless control.
Project context
How this product is typically engineered
A representative development architecture for a high-output percussion massager with controlled motor startup, speed or load supervision, battery management, local indication, and optional wireless control.
System architecture
Typical architecture
A battery and BMS feed a separate high-current motor stage, while an MCU coordinates commutation or PWM control, current and temperature feedback, a display interface, and optional BLE communication.
Engineering risks to resolve
Decisions to close before release
- Control high startup and stall current without resetting the logic or overheating the power stage.
- Maintain useful speed or force as battery voltage and applied load change.
- Protect wireless performance and interconnects in a high-vibration, high-current enclosure.
Validation plan
Checks to define before production
- Measure no-load and controlled-load speed, current, noise, and thermal rise across battery states.
- Exercise limited-energy stall, overload, low-voltage, and charge-interlock fault responses.
- Run vibration endurance while monitoring connectors, fasteners, display operation, and wireless range.
What to put in the RFQ
Files and records to agree before quoting
Use this list to agree the build inputs and release records for a similar product. The final set depends on the project.
Design baseline
Released schematic or block diagram, interface table, power states, critical constraints, and revision owner.
Manufacturing release
Gerber or ODB++, stack-up, centroid data, assembly drawings, approved DFM dispositions, and panel assumptions.
Material control
Released BOM revision, manufacturer part numbers, AVL or alternate rules, no-substitute lines, MSL handling, and exception approvals.
Validation record
Test method, acceptance criteria, sample or serial identity, measured result fields, and disposition. Example scope: Measure no-load and controlled-load speed, current, noise, and thermal rise across battery states.
Production release
First-article status plus the agreed SPI, AOI, X-ray, ICT, FCT, programming, rework, OQA, labeling, and packing records.
During RFQ review, we confirm the required fields, sampling, limits, approvals, and record-retention period. Confidential project information stays within the agreed access rules.
Development and production controls
Typical manufacturing scope
- Motor startup and load supervision.
- Battery, display, and wireless coordination.
- Thermal derating and fault-state control.
Technical image review
Board-level evidence
White-background views are published to make component placement, interfaces and assembly boundaries easier to inspect.
