Comparison : Item # SMRF1812T-271JLF, SMRF1812TLF Series 492 Milliampere (mA) Direct Current (DC) Molded Unshielded Temperature Stable Inductor
Item # SMRF1812T-391JLF, SMRF1812TLF Series 443 Milliampere (mA) Direct Current (DC) Molded Unshielded Temperature Stable Inductor