2.58048MHZ 2.5903E+13 2.5991E+11 2.5-9V STEP-UP/STEP-DOWN S9V11MA 2.5-9V STEP-UP/STEP-DOWN S9V11MACMA 2.5A 2.5A 125V 慢断 2.5A 250V 2.5A 32V 快断 2.5A(374)