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Engineering Calculators
Precision tools for power electronics engineers — from inductor sizing to IPC-2221 trace widths. All calculations run in your browser, no login required.
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Engineering Calculators
Real math, real standards. Instant results with no signup required.
Power Electronics
Buck Converter L/C Calculator
Minimum inductance & capacitance for synchronous buck converters. Duty cycle, peak current, and inductance-vs-frequency sweep chart.
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PCB Design
PCB Trace Width Calculator
IPC-2221 compliant trace width & current capacity. Supports external/internal layers with temperature rise limits and width-vs-current chart.
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Passive Components
Resistor Voltage Divider
Divider output with load & power dissipation. Smart EIA standard value finder (E12/E24/E96) with auto-optimization for cost vs. accuracy.
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