Power & charging
DC-DC converter board
A compact converter that turns one DC voltage into the voltage the product needs. The toroid inductor and wire leads let it fit straight into the end product's housing.
Ask about a similar boardPCBA board gallery · Dongguan, China
45 boards we developed and built.
Power supplies, chargers, motor drivers, appliance controllers, lighting and connected devices. Each board below was developed and assembled by PCBA Partner. Find one close to your product, then ask us about a version for you.
Short answer: PCBA Partner is a PCB assembly and product development company in Dongguan, China. This gallery shows 45 boards we developed and built across 7 product types, from mains power supplies to pet trackers. We assemble on 3 in-house Siemens SMT lines, take orders from 1 board, and typically deliver samples and small batches in 14–21 days from complete files.
45boards shown in 7 product types
1 boardminimum order, no MOQ
14–21 daystypical sample lead time from complete files
3 SMT linesin-house Siemens lines, ISO 9001:2015
Power, charging & battery boards
Supplies, chargers, converters and battery management for products that run from mains, a car socket or a lithium pack.
Power & charging
AC-DC power supply board
Off-line power supply with an input filter, a transformer stage on heat-sinked switches and a bank of output capacitors. An earth lead with a ring terminal is fitted for the final assembly.
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Power & charging
USB PD fast-charger board
Mains-powered charger board with USB-C and USB-A outputs, laid out small enough for a wall or desk charger shell.
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Power & charging
Energy-storage battery management board
Battery management board for a multi-cell storage pack. Cell-sense connectors run along the top, and a MOSFET bank with copper bus bars carries the main battery current.
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Power & charging
Refrigerator power board
Mains power and control board for a refrigeration product, supplied with the power inlet and rocker switch already wired.
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Power & charging
Industrial battery charger board
Charger board for an industrial battery pack, with a DC input jack and contacts that mate directly with the pack.
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Power & charging
Wireless mouse charging dock
Charging dock electronics in their finished housing: two spring-loaded contacts charge the mouse, and two USB-A ports share the supply.
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Power & charging
Massage gun charging board
Charging board for a massage gun battery, with USB-C input, a power inductor for the charge converter and a header to the battery pack.
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Power & charging
Vehicle power inverter board
Inverter that runs from a car socket, with a cooling fan, a voltage display and USB outputs on one assembly.
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Power & charging
Round lithium-battery charger board
Round lithium-battery charge controller with an on-board power inductor, sized to fit a cylindrical product.
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Power & charging
USB-C lithium charge board
Small USB-C charge boards for single-cell lithium products, shown as a two-up panel before separation.
Ask about a similar boardMotor, motion & sensing control
Drivers and sensor boards that make something move, count turns or stop safely.
Motor & motion
Kids' ride-on car control board
Controller for a children's ride-on toy car, built with its complete wiring harness for motors, switches, lights and the battery holder.
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Motor & motion
Lift light-curtain sensor board
Safety sensor board for a lifting mechanism. Paired optical sensors at each end of the long board detect when something is in the way.
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Motor & motion
Sound-activated motor control board
Motor control board that reacts to sound, with a slide switch and sealed lead-out wires ready for the product housing.
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Motor & motion
Brushless motor driver board
Driver board for a brushless DC motor, with the motor lead fitted and a screw terminal for the supply.
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Motor & motion
Portable air pump control board
Control board for a portable air pump, with USB-C power, a pressure sensor connected by tube and on-board power conversion.
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Motor & motion
Motor encoder board
Ring-shaped encoder board that sits on the motor shaft, with two sensors and a six-wire lead to the controller.
Ask about a similar boardHome appliance controllers
Main and display boards for refrigeration, cooking, air treatment and bathroom products.
Appliances
Refrigerator control board
Main control board for a refrigeration unit: relay and power stages, rows of labelled sensor and switch connectors, plus on-board wireless modules for remote control.
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Appliances
Air purifier main board
Curved main board shaped to the purifier housing, carrying relays for the fan and other loads, an on-board power supply and a buzzer for user feedback.
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Appliances
Electric oven control boards
Control set for an electric oven: a display board with a 4-digit readout, LEDs and keys, and a power board with relays for the heating elements.
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Appliances
Automatic toilet flush board
Curved control board for an automatic toilet flush unit, with sensor, motor and switch connections on a small daughter board.
Ask about a similar boardPersonal care & wellness
Small, battery-powered boards for massage, heating, grooming and oral-care products.
Personal care
AI smart pillow control board
Main controller for a smart pillow. An on-board antenna handles wireless connection, and a row of labelled connectors links the sensors, actuators and power inside the pillow.
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Personal care
Curling iron control board
Tiny control board for a curling iron, wired to the power switch, indicator and heater terminals.
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Personal care
Heated hand-mask machine board
Round controller for a heated hand-care device, with USB-C input, a single control button and outputs for the heating elements.
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Personal care
Massage pillow control boards
Two-board set for a massage pillow: a button and USB-C board for the user and a driver board for the massage motors, joined by a cable.
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Personal care
Hand warmer control board
Small controller for a rechargeable hand warmer, wired to its flexible heating elements.
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Personal care
Electric toothbrush board
Long, narrow board for an electric toothbrush with a wireless charging coil, a motor driver and a flex strip for the status LEDs.
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Personal care
Hair clipper control board
Control board for a cordless hair clipper, shaped to the handle, with a micro switch and charging circuit.
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Personal care
Hair clipper sterilizer board
Controller for a clipper cleaning and sterilizing station, with a segment display, touch keys, buzzer and a separate power input board.
Ask about a similar boardLED lighting
LED panels and compact light controllers, from a key-ring light to an aluminium-core lamp board.
Lighting
Rechargeable LED lamp board
LED board for a battery-powered lamp, shown in its round housing with USB-C charging, a lithium cell and three LEDs.
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Lighting
Aluminium LED panel board
Aluminium-core LED board with 30 SMD LEDs for a panel light. The metal base spreads heat from the LEDs into the fitting.
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Lighting
LED gift light board
Rechargeable controller for a decorative gift light, with USB-C charging, a small lithium cell and a flexible LED strip.
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Lighting
Can light control board
Small light controller with three coin-cell holders, a switch and a separate LED board.
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Lighting
Key light LED board
LED board for a key-ring light, with eight LEDs arranged around a central cut-out.
Ask about a similar boardSmart home, security & IoT
Connected and remote-controlled boards: tracking, access control, leak detection and IR or Bluetooth control.
Smart home & IoT
Pet GPS tracker board
Compact tracker board with a SIM card slot, a ceramic patch antenna for positioning and test pads for programming, shaped to fit a collar-mounted case.
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Smart home & IoT
Smart password lock main board
Main board for an electronic door lock, with connectors for the lock's peripherals, a backup cell, a buzzer and a display connector on one board.
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Smart home & IoT
Display controller board
Controller board for a display unit, with a microcontroller, a trace antenna and four connectors for the panel and peripherals.
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Smart home & IoT
Water leak detector board
Leak detection electronics built into a plug-in housing: a mains power stage, a buzzer for the alarm and a socket outlet in the same unit.
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Smart home & IoT
Infrared sensor control board
Control board with an infrared sensor module and a rotary knob, used to detect presence or distance and set the response.
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Smart home & IoT
Bluetooth remote control board
Handheld remote board with eight keys, a two-digit display and battery contacts, using Bluetooth to talk to the product.
Ask about a similar boardConsumer electronics & instruments
Audio, input and measuring boards for consumer and light-industrial products.
Consumer & instruments
Mini speaker control board
Round control board for a small portable speaker, with USB-C charging, the lithium cell and the speaker connected.
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Consumer & instruments
Orchard irrigation controller
Two-board irrigation and spraying controller: a relay board for pumps and valves, and a display board with three 4-digit readouts, knobs and buttons for setting the schedule.
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Consumer & instruments
Temperature sensor board
Small sensor interface board with an adjustment trimmer and a single connector to the main controller.
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Consumer & instruments
Counter board
Counter board with a light sensor, a buzzer and an edge connector to the main unit.
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Consumer & instruments
Digital piano pedal board
Long, narrow board with three pedal switches that read the pedal positions of a digital piano.
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From idea to a board like these.
- Tell us the productWhat it must do, how it is powered and the housing it fits. Files are optional at this stage.
- Design the circuitSchematic and layout, with parts chosen for supply and assembly.
- Build samplesPrototype boards assembled on our own SMT lines, from 1 board.
- Move to productionRepeat batches on the same lines once the samples are approved.
Questions about these boards
What kinds of boards has PCBA Partner developed?
This gallery shows 45 examples: power supplies, chargers and battery management boards; motor drivers and encoders; refrigerator, oven, air purifier and toilet-flush controllers; personal-care boards for massage, grooming and oral care; LED lighting boards; and smart home, tracking and remote-control boards.
Can you build a board like one in this gallery?
Yes. Send us the board name from this page with your product requirements, or your design files if you have them. Our engineers reply within 1 business day after we confirm receipt.
Can I buy one of the boards shown here?
Tell us which board you are interested in. We will confirm whether that design can be supplied as it is or whether we develop a version for your product.
What is the minimum order quantity?
There is no minimum order quantity. You can order from 1 board.
How long does a sample or small batch take?
Typical lead time for samples and small batches is 14 to 21 days from complete files.
Where are these boards made?
At our factory in Dongguan, China, on 3 in-house Siemens high-speed SMT lines. We are ISO 9001:2015 certified.
Need a board like one of these?
Send the board name and what your product needs. Our engineers reply within 1 business day after we confirm receipt.