Compact PCB Design – Battery Powered, USB-C

@tshibsamuel477

Hi there, I read your brief and I can design your ultra-compact circular 2-layer PCB integrating Li-Po USB-C charging, protected power management, LED control lines, and the high-frequency ultrasonic driver with proper isolation and EMI-aware layout suitable for wearable-class constraints. I’m Samuel Tshibangu, a mechatronics engineer with strong experience in compact battery-powered embedded designs and mixed-signal PCB layout. I’ll ensure correct USB-C routing practices, efficient power distribution, and careful separation of the ultrasonic section to maintain signal integrity within the tight mechanical envelope. You’ll receive a well-annotated schematic, optimized PCB layout within your diameter limits, Gerbers/drill/PnP files, BOM with part numbers, and a clear assembly drawing ready for manufacturing. Best regards, Samuel Tshibangu

@Amidst

Hey there! I’m Alok, A PCB, Circuit and Mechanical designer with a passion for turning ideas into rock-solid, high-performance circuit boards. even expert on Python, C, C++ With nearly a decade of experience, I’ve tackled everything from compact consumer gadgets to complex industrial systems—always with a focus on precision, efficiency, and reliability. # Schematic & Layout Design – Clean, optimized, and manufacturable. # Component Selection & Library Management – No surprises, just the right parts for the job. # Reverse Engineering – PCB cloning, replication, and improvements. # Gerber, BOM & CPL Generation – Ready for seamless production. # DFM & DFA Expertise – Because great design means smooth manufacturing. # Multi-Layer, Flex, & High-Density PCB Design – Whatever the project needs. If you need a PCB and Code that’s efficient, reliable, and built for real-world performance, let’s chat. I’d love to help bring your project to life!

@Mahmoud00Ibrahim

I have reviewed your project brief and understand the requirements for an ultra-compact, circular, 2-layer PCB integrating USB-C Li-Po charging, on-board power management, LED status lines, and a high-frequency ultrasonic driver with its matching network. I will design the board with careful attention to space constraints, proper isolation of the ultrasonic section, and adherence to differential pair rules near the USB-C port. The layout will be optimized for manufacturability, thermal management, and EMI minimization. Deliverables will include a complete, annotated schematic, optimized PCB layout, Gerber files, drill files, pick-and-place data, a clean BOM, and a simple assembly drawing for your contract manufacturer. I can deliver the first concept for your review within 10 working days, with iterations handled quickly to accommodate design tweaks. Best regards, Mahmoud Ibrahim

@abdurRafiqM

HI, I am an experienced electronics and PCB Design engineer, specialised in use of ECAD software such as Altium Designer, KICAD, EasyEDA, etc. for the the design of electronics and PCB. I will design your projects to meet your Requirements and the industry standard. I do all kinds of circuits such as Power delivery circuit, Sensor Integrated Circuits, wireless control, MCUs etc. I will deliver the following. The Schematics for your Design The PCB for the design Bill of materials(If needed) Gerber, Pick and Place and other manufacturing and assembly drawings needed. Full Support and consultancy till the project is done. Kindly send me message for my previous designs and also so we can discuss further on your project I look Forward to working with you. Best Regards, Abdur-Rafiq

@chetanc20

Hello, I can support your project in converting the embedded concept into a compact circular 2-layer PCB design. I have experience in power management, USB-C interfaces, and mixed-signal layouts, and I understand the challenges of ultra-compact wearable-class designs. For your requirements, I will ensure: Proper USB-C routing with differential pair rules. Efficient Li-Po charging and power management layout with minimal noise. Careful isolation of the high-frequency ultrasonic driver section to reduce EMI. Optimized component placement and routing considering the tight circular board space. Deliverables: Complete schematic design (well-annotated) Optimized PCB layout for the specified board diameter Gerber files, drill files, pick-and-place data, and BOM Assembly drawing for manufacturing I can provide the first design concept within a few days and will support quick iterations and design tweaks during the development process. Looking forward to discussing the board size constraints and component selection to finalize the design. Best regards.

@Webslinger01

I am an experienced embedded systems and PCB design engineer with strong hands-on expertise in ultra-compact, multi-domain PCB design for wearable and consumer electronics. I will design your circular 2-layer PCB with optimized component placement, proper USB-C differential routing, efficient power management, and careful isolation of the ultrasonic driver section to minimize EMI. I will deliver: 1. Clean schematic 2. Compact and production-ready layout 3. Full manufacturing package (Gerbers, BOM, pick-and-place, assembly drawing). Timeline: Initial concept within 3–5 days, with quick iterations based on your feedback.

@sakshis576

As an expert in PCB Design and Layout, I am uniquely qualified to bring your concept to life in hardware. My experience aligns perfectly with the technical requirements of your project, from USB-C charging and power management to LED control lines and ultrasonic driver configuration. What sets me apart is my keen understanding of space optimization—critical for your wearable-class design. I will honor this constraint while ensuring that all differential pair rules around the USB-C port are respected, and EMI is minimized through proper isolation of the ultrasonic section. My proficiency with KiCad enables me to iterate quickly, a valuable quality for efficient project management.

@soniaer987

Compact circular PCB with USB-C charging, power management, and an ultrasonic driver — this is a wearable-class layout challenge I'm comfortable with. Here's how I'll approach the tricky parts: • USB-C port: differential pair routing with proper 90Ω impedance, CC resistors for USB 2.0 charging, short return paths — no guesswork • Li-Po charging: TP4056 or BQ25180 with protection IC, placed close to the USB-C connector to minimise heat spreading across the board • Ultrasonic driver: physically isolated in its own corner with a ground pour moat, matching network components placed tight to the transducer pads to keep the HF section clean and EMI contained • Circular layout: components packed efficiently within the circular boundary, keepouts respected, silkscreen legible at 1 mm I use KiCad. Deliverables: annotated schematic, optimised circular layout, Gerbers, drill files, Pick & Place, BOM with part numbers, and a clean assembly drawing. First layout concept typically ready in 3–5 days. DRC-clean before handoff, every time. What diameter are you targeting, and do you have the ultrasonic transducer footprint already, or does that need creating from the datasheet?

@mandalsurajkumar

Hii there, As an expert in PCB designing, I will bring your concept to life providing you a ultra-compact, circular, 2-layer board design. I am an electrical engineer expertise in PCB desiging and firmware developement. I have developed several PCB designs for wearables with microcontrollers, charging conponents, power management components. I will provide you with well-annonated schematics, optimized board layout, manufacturing required files in highest quality and on time. Kindly connect and discuss further on details. Thank You