GR >> IR3551MTRPBF 
265627
IR3551MTRPBF
Infineon Technologies
Quantity 18650
Packaging IC REG BUCK SYNC ADJ 50A 28PQFN
Description original&Quality new original
368525
IR3551MTRPBF
International Rectifier
Quantity 20000
Packaging IC REG BUCK SYNC ADJ 50A 28PQFN
Description original&Quality new original