全球 PCB 企业目录
Global PCB Manufacturer Library — 覆盖 60 个国家 · 1,921 家认证企业
1,921Manufacturers
60Countries
1,921With Website
1,848With Phone
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Global PCB Manufacturer Library — 覆盖 60 个国家 · 1,921 家认证企业
Essential calculation tools for PCB design, component selection, and engineering
Calculate required trace width for given current and copper thickness
Calculate characteristic impedance for microstrip and stripline
Decode resistor color bands to resistance value
Calculate output voltage for resistor divider circuit
Calculate required resistor for LED circuit
Calculate power dissipation in resistor
Decode capacitor marking code to capacitance value
Quick estimate for PCB fabrication cost
Calculate maximum current through a PCB via based on diameter and plating thickness
Calculate the -3dB cutoff frequency for RC low-pass or LC filters
Calculate the required load capacitors for a crystal oscillator circuit
Estimate how long a battery will last given the average current draw
Calculate voltage drop across a PCB trace or wire given length, width, and current
Calculate required thermal resistance of heat sink for power components
Calculate the required decoupling capacitance for an IC based on switching speed
Convert between AWG, mm², diameter and calculate wire current capacity
Calculate ADC step size, resolution, and effective bits for sensor interfacing
Calculate the minimum and maximum pull-up resistor values for I²C bus
Calculate signal propagation delay through PCB traces based on dielectric constant
Estimate the weight of a bare PCB board based on dimensions, layers, and copper weight
Decode inductor values from color bands or SMD marking codes
Calculate power dissipation and efficiency of a linear voltage regulator
Calculate power supply efficiency, power loss, and operating cost
Calculate frequency and duty cycle for 555 timer in astable mode
Calculate gain for inverting, non-inverting, and differential amplifier configurations
Calculate energy stored in a capacitor and discharge characteristics
Calculate energy stored in an inductor and time constant
Convert between dBm, Watts, milliwatts, and voltage across impedance
Calculate equivalent resistance for series and parallel combinations
Calculate characteristic impedance of a microstrip transmission line on PCB
Calculate differential impedance for coupled traces (USB, HDMI, Ethernet)
Select appropriate fuse rating based on load current and inrush characteristics
Calculate electromagnetic skin depth in conductors at given frequency
Calculate LED brightness, luminous intensity, and viewing angle coverage
Convert between frequency and wavelength in free space and PCB substrate
Calculate voltage derating and reliability impact for capacitors
Convert between RMS jitter, peak-to-peak jitter, and phase noise
Calculate turns ratio, voltage, and current for ideal transformer
Estimate signal attenuation through coaxial cable at given frequency and length
Calculate base resistor and flyback diode requirements for relay driving
Estimate EMI emission frequencies from digital clock edges
Calculate solder paste deposit volume for stencil printing
Calculate optimal aperture size based on component lead pitch and IPC standards
Calculate minimum creepage distance and clearance per IPC-2221 / IEC 60950
Calculate optimal panel/array layout for PCB manufacturing
Calculate PCB real estate utilization by components
Calculate thermal resistance improvement with via array under thermal pad
Calculate target impedance for Power Distribution Network design
Calculate coating coverage area, volume needed, and cost per board
Calculate reflow oven settings and time in each zone for SAC305 solder
Estimate placement cycle time and throughput for SMT assembly
Estimate total drill hits based on component count and board complexity
Check copper distribution balance across layers to prevent warpage
Estimate ground plane inductance for high-speed return path
Calculate power dissipation density and thermal management needs
Calculate component placement density and assembly complexity
Calculate via fence spacing for RF shielding and signal isolation
Calculate annular ring width and check against IPC-2221 minimums
Calculate aspect ratio for via drilling feasibility per IPC-6012
Calculate current density in PCB traces to check for hotspots
Get instant quotes from 16+ PCB manufacturers. Compare prices, lead times, and capabilities side by side.
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PCBLib v17.org is the most comprehensive global directory of printed circuit board (PCB) manufacturers. Our database contains 1,921 verified PCB companies from 60+ countries, covering PCB fabrication, PCB assembly, PCB design services, and more. Whether you're looking for rigid PCB manufacturers, flexible circuit suppliers, HDI PCB fabricators, or turnkey PCB assembly services, PCBLib v17 helps you find the right manufacturing partner.
Find PCB manufacturers by region. Major manufacturing hubs include:
Find specialized PCB manufacturers by board technology. Whether you need rigid PCB fabrication, flexible circuit (FPC) manufacturing, HDI (High Density Interconnect) boards, metal core PCB (MCPCB) for thermal management, or Rogers/high-frequency PCB for RF applications, PCBLib v17 helps you find manufacturers with the exact capabilities you need.
Beyond PCB fabrication, our directory covers the full spectrum of electronic manufacturing services. Browse PCB assembly (PCBA) companies offering SMT and through-hole assembly, turnkey PCB assembly providers handling component sourcing to final testing, PCB stencil manufacturers, and companies offering conformal coating, box build assembly, PCB testing, and reverse engineering services.
Our listed PCB manufacturers serve diverse industries including automotive electronics (ECU, ADAS, EV battery management), medical devices (diagnostic instruments, monitoring equipment), aerospace & defense (avionics, radar, communication), telecommunications (5G base stations, networking equipment), consumer electronics (smartphones, wearables, IoT), and industrial control (PLCs, motor drives, power supplies).
PCBLib v17 currently lists 1,921 PCB manufacturers across 60+ countries worldwide, making it one of the most comprehensive PCB manufacturer directories available online.
Yes! Click the "Add Your Company" button on our homepage to submit your PCB manufacturing company for inclusion. We review all submissions to ensure data quality and relevance.
PCBLib v17 lists all types including rigid PCB, flexible circuit, HDI, multilayer, metal core (MCPCB), Rogers/high-frequency PCB manufacturers, plus PCB assembly (PCBA) and stencil service providers.
Use the Country filter dropdown on our directory page, or click the country links above. We cover manufacturers in China (517), USA (486), India (180), UK (91), Taiwan (72), Germany (66), Canada (52), and 50+ other countries.
Yes, PCBLib v17 is completely free for buyers and engineers searching for PCB manufacturers. Listing your company is also free — simply submit through our "Add Your Company" form.