SDG Electronics

Series and parallel networks

Combine positive R, C or uncoupled L values; solve an extra parallel component.

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How it calculates

Model: R/L: series sum, parallel reciprocal sum. C: parallel sum, series reciprocal sum.

Assumptions

  • Inductors are uncoupled; component ESR, leakage, tolerance and voltage/current ratings are not combined.

Worked example

These are the calculator's default inputs. Change any input above to recalculate.

Inputs

Component
resistor
Connection
parallel
Component values in Ω, F or H
1000, 2000, 3000
Target for added parallel component
500

Results

Equivalent resistance
545.455 Ω
Extra parallel resistance
6000 Ω

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