Convert Nanoamperes to Femtoamperes

Convert Nanoamperes (nA) to Femtoamperes (fA) instantly and accurately.

Nanoamperes (nA)
Femtoamperes (fA)

Conversion Formula

fA = nA × 1000000

About Nanoamperes

The nanoampere (nA) equals 10⁻⁹ A, typical for reverse saturation currents of silicon diodes, quiescent supply currents of CMOS logic, and microelectrode measurements in analytical electrochemistry. A silicon p-n junction at room temperature has a saturation current of 1-10 nA; a well-designed op-amp input bias current is 1-100 nA; wearable biosensors commonly operate in the nanoampere range. 1 nA = 10⁻³ µA = 10³ pA.

About Femtoamperes

The femtoampere (fA) equals 10⁻¹⁵ A, encountered in patch-clamp background noise, advanced CMOS sub-threshold leakage, and electrochemical scanning probe measurements. Individual ion channels in biological membranes produce baseline noise currents of a few femtoamperes; the off-state leakage of a modern 3 nm transistor is well below 1 fA per device. 1 fA = 10⁻³ pA = 10³ aA.

Quick Reference Table

Nanoamperes (nA)Femtoamperes (fA)
1 nA1000000 fA
2 nA2000000 fA
5 nA5000000 fA
10 nA10000000 fA
25 nA25000000 fA
50 nA50000000 fA
100 nA100000000 fA

→ Full Current Converter