MCP6042T-E/MS MCP6042T-E/MSVAO MCP6042T-E/SN MCP6042T-E/SNVAO MCP6042T-I/MS MCP6042T-I/SN MCP6042T-I/SN TEL:88834448 MCP6042T-I/SN 电源IC MCP6043-E/MS MCP6043-E/P