Ohm's Law,
Ohm's Law with power,
DC power,
AC real power,
LC resonant frequency,
Capacitor charging/discharging,
Capacitive reactance,
Capacitive current + reactive power,
Capacitor energy,
Capacitor Δ energy,
RC discharging,
Inductor square pulse,
Inductive reactance,
Inductive current + reactive power,
Inductor energy,
2 parallel resistors,
3 parallel resistors,
System bandwidth,
Bandwidth ↔ rise time

Capacitive current (I) and capacitive reactive power (Q) calculation of a capacitor in an AC circuit. Combines Q=V.I and I=V.C.f.2π formulas.

E6 | E12 | E24 |
---|---|---|

100 uF 150 uF 220 uF 330 uF 470 uF 680 uF | 100 uF, 120 uF 150 uF, 180 uF 220 uF, 270 uF 330 uF, 390 uF 470 uF, 560 uF 680 uF, 820 uF | 100 uF, 110 uF, 120 uF, 130 uF 150 uF, 160 uF, 180 uF, 200 uF 220 uF, 240 uF, 270 uF, 300 uF 330 uF, 360 uF, 390 uF, 430 uF 470 uF, 510 uF, 560 uF, 620 uF 680 uF, 750 uF, 820 uF, 910 uF |

Low AC voltage |
Mains voltage |
High voltage transmission lines |
||||
---|---|---|---|---|---|---|

1V 1.2V 1.5V 3V 3.15V 3.5V 4V 4.7V 6V 6.3V |
7.5V 9V 12V 12.6V 15V 18V 24V 36V 48V 60V |
100V 110V 115V 117V 120V 125V 127V 190V 200V 208V |
220V 230V 240V 277V 380V 400V 415V 440V 480V 600V |
1kV 3kV 3.3kV 4.16kV 6kV 6.6kV 7.2kV 10kV 12.47kV 13.2kV |
14.4kV 22kV 23.9kV 35kV 44kV 69kV 110kV 115kV 138kV 161kV |
169kV 220kV 230kV 345kV 400kV 500kV 750kV 765kV 1000kV 1150kV |

Traction frequency |
Mains frequency |
Ripple frequency |
Local frequency |
AM IF frequency |
FM IF frequency |
RFID, EAS tag frequency |
Microwave frequency |
---|---|---|---|---|---|---|---|

16.666Hz 25Hz |
50Hz 60Hz |
100Hz 120Hz |
400Hz |
262.5kHz 450kHz 455kHz 460kHz 465kHz 467kHz 470kHz 475kHz 480kHz |
10.7MHz |
125kHz 134kHz 8.2MHz 13.56MHz 433MHz 868MHz 915MHz |
2.45GHz 2.455GHz |

•To compensate a 3.323805027498kVAr (three point three two three eight zero five zero two seven four nine eight kilovolt amps reactive) of inductive power at 230V (two hundred and thirty volts) AC 50Hz (fifty hertz) you need a 200uF (two hundred microfarads) capacitor, which will pass a 14.45132620651A (fourteen point four five one three two six two zero six five one amps) of capacitive current.

•For 14.45132620651A (fourteen point four five one three two six two zero six five one amps) of capacitive current at 230V (two hundred and thirty volts) AC 50Hz (fifty hertz), you need a 200uF (two hundred microfarads) capacitor. The capacitive reactive power of it will be 3.323805027498kVAr (three point three two three eight zero five zero two seven four nine eight kilovolt amps reactive).

This is a simple online calculator for formulas used in electronic engineering and design.

This online calculator is for reference only. I do not guarantee it to work correctly. You use this at your own risk only.