Could you please clarify what you mean by "Lmax in electrical"? Are you referring to the maximum inductance (L) in an electrical circuit? If so, inductance is a property of an electrical circuit that resists changes in current flow. It is measured in units of henries (H). The maximum inductance, or Lmax, would be the highest value of inductance that a particular circuit or component can have under specific conditions. It's important to note that the maximum inductance can vary depending on the design and materials used in the circuit. Can you provide more context or specify what you're referring to?