USB Female SMT Connector is a compact USB interface component using Surface Mount Technology (SMT). It covers mainstream interfaces including Type‑C, Type‑A and Micro‑B, and is compatible with USB 2.0, USB 3.2 and USB4.0 protocols. It integrates data transmission, power supply and signal extension functions, and is widely used in consumer electronics, industrial control, automotive electronics, wearable devices and other fields. With high mounting efficiency, small footprint and stable connection, it has become a core interconnection solution for modern electronic equipment.
I. Company Introduction
We are a high‑tech enterprise specializing in the R&D, production and sales of precision interconnection components.
With more than 10 years of deep experience in connectors such as USB and DP, we have built a complete industrial chain covering precision mold development, SMT process optimization, high‑frequency signal testing and automated assembly.
Our company is equipped with core equipment including SMT mounting accuracy testers, terminal pull testers, EMC test systems and thermal shock test chambers.
The monthly production capacity of USB Female SMT Connectors exceeds 12 million pieces, supporting efficient mass orders and personalized customization.
We strictly implement the ISO9001 quality management system and ISO14001 environmental management system.
Products have obtained USB‑IF certification, RoHS, REACH, CE and other international certifications.
Each batch undergoes full testing including mounting accuracy, contact resistance, mating durability and insulation performance, with complete traceable records.
With excellent product performance and stable quality control, we provide highly compatible interface solutions for branded consumer electronics manufacturers, industrial equipment suppliers, automotive electronics makers and wearable device companies, winning long‑term trust from customers worldwide.
II. Core Product Features
1. Full Form & Protocol Compatibility for Diverse Needs
Covers Type‑C 6PIN/16PIN/24PIN, low‑profile Type‑A, right‑angle SMT Micro‑B and other forms to match different interface designs.
Fully compatible with USB 2.0 (480Mbps), USB 3.2 Gen2 (10Gbps) and USB4.0 (40Gbps).
Type‑C 24PIN full‑pin: high‑speed data + 100W PD fast charging
6PIN simplified: high‑current power supply up to 5A
16PIN: balanced performance and cost
2. Optimized SMT Design for Higher Production Efficiency
Standard SMT package with accurate pad dimensions for automatic placement machines.
Mounting accuracy controlled within ±0.1mm.
Mounting efficiency improved by over 40% compared with traditional through‑hole types.
Widened terminals and optimized layout avoid tombstoning and cold soldering, ensuring high welding yield.
3. Compact Structure for Space Saving
Optimized housing for slim and miniaturized devices:
Type‑C right‑angle type: height as low as 2.0mm
Low‑profile Type‑A: embedded in PCB to reduce Z‑axis height
Ideal for ultra‑thin notebooks, tablets, smart watches and action cameras.
Integrated injection housing ensures high structural strength and dense layout.
4. Stable & Durable with Excellent Anti‑Interference
Contacts: high‑purity oxygen‑free copper with gold plating, contact resistance ≤3mΩ
Mating life: up to 10,000 cycles
Insulator: low‑loss LCP, impedance controlled at 90Ω±5Ω
Full metal shielding: shielding effectiveness ≥80dB@1GHz, meeting industrial EMC standards
5. Multifunctional for Complex Scenarios
Type‑C supports reversible plugging.
High‑end models support DP Alt Mode for HD video output.
Supports PD fast charging (5V–20V).
Waterproof models with IPX4–IPX8 protection via LIM injection gaskets and sealed housing, suitable for outdoor and automotive environments.
III. Product Advantages
1. Excellent Mounting & Compatibility
Optimized SMT process and pad design ensure welding yield above 99.8%.
Fully compliant with USB and SMT standards, compatible with Altium, Cadence, KiCad and other PCB design tools, reducing adaptation costs.
2. Strong Environmental Adaptability
Housing: UL94 V‑0 flame retardant
Operating temperature: -40℃ to 125℃
Waterproof versions for humid environments such as automotive and bathroom devices
3. Flexible & Rapid Customization
Customizable interface, pin count, height, color and waterproof rating.
Miniaturized versions for wearables, anti‑vibration for automotive, high‑waterproof for outdoor devices.
Standard custom samples delivered within 2 working days.
4. Full‑Lifecycle Service Support
Professional technical support from selection, SMT optimization to troubleshooting.
On‑site support for large orders.
After‑sales response within 12 hours. Free replacement for quality issues during warranty.
IV. Applications
1. Consumer Electronics
Smartphones, tablets, ultra‑thin notebooks, audio, gamepads, high‑speed HDDs, card readers.
Supports high‑speed transmission and fast charging.
2. Wearable & Portable Devices
Smart watches, sports bracelets, action cameras, electric toothbrushes, beauty devices.
Miniature SMT design and high‑current power for compact products.
3. Industrial Control
Industrial tablets, IPCs, data acquisition modules, sensors.
Stable connection and wide temperature resistance for harsh industrial environments.
4. Automotive Electronics
Smart cockpits, central control displays, car chargers, rear‑seat entertainment.
Vibration and temperature fluctuation resistant for reliable in‑vehicle use.
V. FAQ
Q1: What is the difference between Type‑C SMT female connectors with different pin counts? How to choose?
A1:
6PIN: power only (up to 5A), no data — for electric toothbrushes, beauty devices
16PIN: USB 2.0 + basic power — for entry‑level wearables and tablets
24PIN: USB 3.2/USB4.0 + 100W PD + DP Alt Mode — for high‑end phones, laptops, peripherals
Choose based on data speed, power and budget.
Q2: How to avoid cold soldering and detachment for SMT USB receptacles?
A2:
Use official PCB footprints to ensure correct pad size and spacing.
Use matching SMT equipment with proper temperature and time.
Select models with reinforced solder pins to reduce stress on terminals.
Q3: Do you support anti‑vibration and waterproof customization for automotive applications?
A3: Yes.
We can strengthen housing and locking structures for vibration resistance.
We can provide IPX4–IPX8 waterproofing via sealed gaskets and gap design.
Please provide required vibration level, waterproof rating and mounting dimensions.
