Main Features
- Trace Width Calculation: Calculate minimum trace width based on current, temperature rise, copper thickness, and layer type
- Detailed Analysis: Provide resistance, voltage drop, power loss, and cross-sectional area calculations
- Safety Margin Recommendations: Suggest using 20-50% wider traces than calculated minimum
- Dual Standard Support: Support for both IPC-2152 (modern standard) and IPC-2221 (traditional standard)
- Unit Conversion: Support for both imperial and metric units
Usage Process
- Enter current requirements (Amperes)
- Set acceptable temperature rise (10°C for conservative, 20-30°C for standard applications)
- Select copper thickness (0.5oz to 3oz)
- Choose layer type (external or internal)
- Get calculation results and safety margin recommendations
Target Users
- PCB Design Engineers
- Electronics Engineers
- Circuit Board Designers
- Hardware Developers
Core Advantages
- Industry Standard Based: Strictly follows IPC-2152 and IPC-2221 standards
- Precise Calculations: Provides detailed thermal and electrical parameter analysis
- Free to Use: Completely free, no registration required
- Practical Recommendations: Offers safety margins and best practice guidance
- Offline Available: Supports installation as offline application
Typical Application Scenarios
- LED strip power supply design (5A, requires 110mils trace width)
- Microcontroller power rail design (0.5A, requires 7.2mils trace width)
- Power supply main bus design (10A, requires 125mils trace width)
- RF antenna feed design (0.1A, impedance control dominates)
- Battery charging circuit design (2A, internal layer requires 70mils trace width)
- Motor driver output design (8A, requires 95mils trace width)
- Via Current Calculator
- Impedance Calculator
- Differential Pair Calculator
- Current Capacity Calculator
- Pad Size Calculator
Design Guides
Provides comprehensive PCB design resources including IPC standard comparison guides, high current PCB design, impedance control, and other professional content.
