PCBA Images

About TECircuit

Found: TECircuit has been operating since 2004.

Location: An electronics manufacturing service(EMS) provider located in Shenzhen China.

Item: Customizable EMS PCB, offers a full range of one-stop shop services.

Service: Printed Circuit Board (PCB)and Printed Circuit Board Assembly(PCBA), Flexible Printed Circuit Board(FPC), Components Sourcing, Box-Building, Testing.

Quality Assurance: UL,ISO 9001, ISO 14001, ISO 13485, ITAF 16949 andcomplied with ROHS and REACH.

Factory Pictures:
Company's own plant : 50,000 sqm; Employees : 930+; Monthly production capacity : 100,000 m2

PCBA Applications

• Home Entertainment and Ambiance Creation: The PCBA drives RGB LEDs and lasers to project immersive starry skies and nebula effects onto walls and ceilings, transforming living spaces for relaxation or social gatherings .

• Educational Astronomy Demonstrations: It serves as a tool for basic astronomy education by projecting constellations and celestial patterns, allowing students to learn about stars and galaxies in an interactive manner .

• Therapeutic and Relaxation Aid: By creating calm, moving visual displays, the PCBA helps in setting a soothing atmosphere for meditation, sleep aid, and stress relief .

• Dynamic Music Synchronization: The PCBA processes audio input from a microphone to synchronize the light patterns with ambient music, enabling a dynamic audio-visual experience for parties .

• Smart Home Integration: When equipped with Wi-Fi, the PCBA allows the projector to be integrated into smart home ecosystems, enabling control via smartphone apps or voice assistants and participation in automated scenes

PCBA Features

1. Integrated Main Controller (SoC): The PCBA typically features a system-on-chip like the BK7231N, which acts as the central brain to manage connectivity, process user commands, and execute control logic for all components .

2. Multi-Channel PWM Output Control: It provides multiple Pulse Width Modulation (PWM) channels to independently control the color and intensity of RGB LEDs, the on/off state of the laser, and the rotation speed of the motor for precise adjustment of the projection .

3. Wireless Connectivity Module (Wi-Fi): The board often includes a built-in Wi-Fi module (e.g., Tuya's CBU module), enabling remote control, firmware updates, and integration with home automation systems .

4. Thermal Management Considerations: The PCBA design must account for heat dissipation from components like the RGB LED and motor driver to ensure reliability and longevity, which can involve strategies like using materials with good thermal conductivity .

5. Efficient Power Management Circuitry: It incorporates power management ICs to regulate voltage and provide stable power to different components, including the main chip, LEDs, laser, and motor, from the power source .

FAQ

​PCB & PCBA Description​

PCB Assembly OEM Service

Electronic Components Material Purchasing

Bare PCB Fabrication

Cable, Wire-harness Assembly, Sheet Metal, Electrical Cabinet Assembly Service

PCB Assembly Service: SMT, BGA, DIP

PCBA test: AOI, In-Circuit Test (ICT), Functioal Test (FCT)

Conformal Coating Service

Prototyping and Mass Production

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PCBA ODM service

PCB Layout, PCBA Design According To Your Idea

PCBA Copy/Clone

Digital Circuit Design / Analog Circuit Design/ lRF Design /Embedded Software Design

Firmware and Microcode Programming Windows Application (GUI) Programming/Windows Device Driver (WDM) Programming

Embedded User Interface Design / lSystem Hardware Design

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