(=> (Maximum-Output-Current-Non-Repetitive $X $Y) (Electrical-Current-Quantity $Y)) (=> (Maximum-Output-Current-Non-Repetitive $X $Y) (Semiconductor $X)) (Maximum-Output-Current-Non-Repetitive Lm383-7-Watt-Audio-Power-Amplifier (* 4.5 Ampere)) (Maximum-Output-Current-Non-Repetitive Lm383a-7-Watt-Audio-Amplifier (* 4.5 Ampere))