STH15NA50/FI STW15NA50 N - CHANNEL ENHANCEMENT MODE FAST POWER MOS TRANSISTOR TYPE STH15NA50 STH15NA50FI STW15NA50 s s s s s s s V DSS 500 V 500 V 500 V R DS( on) < 0.4 Ω < 0.4 Ω < 0.4 Ω ID 14.6 A ...