Power Bank PCBA

Unixplore offers a one-stop manufacturing service for power bank PCBA, covering everything from the procurement of branded components and high-precision SMT assembly to functional testing. Our products feature key performance metrics—including a conversion efficiency of ≥88%, a quiescent current of <30µA, and a first-pass yield of ≥98%—ensuring long-lasting, stable power output.

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Product Description

Why Choose Unixplore for Your Power Bank PCBA?

Since 2011, Unixplore Electronics has delivered premium PCB assembly services across home appliances, automotive, medical equipment, industrial control, and consumer electronics. Our power bank PCBA manufacturing combines decades of engineering expertise with fully integrated production capabilities—from PCB fabrication and component sourcing to SMT assembly, functional testing, and finished product packaging. We don't just build boards; we deliver complete, production-ready power bank solutions.

Current annual capacity: 1,500,000+ PCBAs | 150,000+ finished product assemblies

What We Deliver in Every Power Bank PCBA

Parameter	Our Standard	Why It Matters
Conversion efficiency	≥88% at full load	Longer battery life, less heat
Quiescent current	< 30µA	Preserves standby capacity
Ripple voltage	< 80mV peak-to-peak	Stable device charging
Temperature rise	< 25°C above ambient	Safe, reliable operation
First-pass yield	≥98%	Consistent quality, on-time delivery

Full In-House Production Capability

Process	Our Equipment / Method	Quality Control
PCB fabrication	In-house or certified partner	DFM review before production
Component sourcing	Original brands only (TI, ADI, Xysemi, etc.)	X-ray + visual + electrical incoming inspection
Solder paste printing	Stencil 0.10–0.12mm, Type 4 SAC305	SPI 100% inspection, volume variation < ±30%
SMT assembly	±0.05mm placement accuracy	AOI after reflow
Reflow soldering	6+ zone, nitrogen purge optional	Peak 245–255°C, 60–90s above liquidus
Through-hole / DIP	Manual + wave soldering	Visual inspection under magnification
Programming	IC programming available	Verify checksum after programming
Conformal coating	Acrylic, 30–50µm, UV or thermal cure	Avoid contacts and test points
Functional testing	Custom FCT fixtures	Full charge/discharge/protection sequence
Burn-in	2-hour thermal stress at 45°C	Monitor temperature, catch early failures
Box building	Finished product assembly	Packaging and labeling

Quality Metrics We Guarantee

Metric	Unixplore Standard	Industry Typical
First-pass yield (FPY)	≥98%	93–97%
ICT false failure rate	≤0.8%	1–3%
Burn-in failure rate	≤0.3%	0.5–2%
12-month field failure	≤0.2%	0.3–1%

Applications We Serve

Industry	Our Experience
Consumer Electronics	Power banks, chargers, portable devices
Home Appliance	Smart home power modules
Automotive	Car chargers, vehicle power accessories
Industrial Control	Backup power, industrial battery packs
Medical Equipment	Portable medical device power supplies
Security Systems	UPS modules, surveillance power backup
Healthcare	Personal health device charging stations
LED Lighting	Driver modules, portable lighting