µH

What is a Microhenry?

Microhenry is an inductance unit used in coils, filters, transformers and magnetic circuit calculations.

Microhenry is an inductance unit used in coils, filters, transformers and magnetic circuit calculations.

The prefix micro- (one millionth, from Greek mikros, small) was formally adopted with the SI in 1960; the microhenry is typical for small inductors in switching power supplies and radio circuits.

Measurement system: Electrical engineering and electromagnetic circuit usage. SI equivalent: 1 µH = 0.000001 H.

Microhenry facts

Unit name
Microhenry
Symbol
µH
Category
Inductance
Measurement system
Electrical engineering and electromagnetic circuit usage
SI equivalent
1 µH = 0.000001 H
Common uses
Inductors, filters, transformers and switching circuits

Definition of the microhenry

Microhenry is an inductance unit used in coils, filters, transformers and magnetic circuit calculations.

Measurement system and SI relationship

Electrical engineering and electromagnetic circuit usage

SI equivalent: 1 µH = 0.000001 H

History of the microhenry

The prefix micro- (one millionth, from Greek mikros, small) was formally adopted with the SI in 1960; the microhenry is typical for small inductors in switching power supplies and radio circuits.

Where is the microhenry used?

Inductors, filters, transformers and switching circuits

Microhenry 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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