Electrical Engineering Glossary Definition for MBB

Definition

Make-before-break: In a switching device, a configuration in which the new connection path is established before the previous contacts are opened. This prevents the switched path from ever seeing an open circuit.

Applies to mechanical systems (e.g. that use relays or manual switches) and to solid-state analog multiplexers and switches.

Synonyms

• Make-Before-Break

See Also

• Break-Before-Make
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