µF

What is a Microfarad?

Microfarad is a capacitance unit used in electronic circuits, filters and energy-storage components.

Microfarad is a capacitance unit used in electronic circuits, filters and energy-storage components.

The prefix micro- (one millionth, from Greek mikros, small) was formally adopted with the SI in 1960; the microfarad is the most common unit on electrolytic and film capacitors (marked µF or uF).

Measurement system: Electrical engineering and electronics usage. SI equivalent: 1 µF = 0.000001 F.

Microfarad facts

Unit name
Microfarad
Symbol
µF
Category
Capacitance
Measurement system
Electrical engineering and electronics usage
SI equivalent
1 µF = 0.000001 F
Common uses
Capacitors, filters, timing circuits and power-supply smoothing

Definition of the microfarad

Microfarad is a capacitance unit used in electronic circuits, filters and energy-storage components.

Measurement system and SI relationship

Electrical engineering and electronics usage

SI equivalent: 1 µF = 0.000001 F

History of the microfarad

The prefix micro- (one millionth, from Greek mikros, small) was formally adopted with the SI in 1960; the microfarad is the most common unit on electrolytic and film capacitors (marked µF or uF).

Where is the microfarad used?

Capacitors, filters, timing circuits and power-supply smoothing

Microfarad conversion tools

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide for the Use of the International System of Units

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