time constant

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. (electronics) the time required for the current or voltage in a circuit to rise or fall exponentially through approximately 63 per cent of its amplitude
• Topics:
electronics
• Hypernyms:
time interval, interval
• Hyponyms:
relaxation time
2. the ratio of the inductance of a circuit in henries to its resistance in ohms
• Hypernyms:
ratio