GR >> LM2575-3.3BUTR 
598277
LM2575-3.3BU TR
Microchip Technology
Quantity 9000
Packaging IC REG BUCK 3.3V 1A TO263-5
Description original&Quality new original
760204
LM2575-3.3BU TR
Micrel Inc
Quantity 20000
Packaging IC REG BUCK 3.3V 1A TO263-5
Description original&Quality new original