GR >> LM2576-5.0BUTR 
598335
LM2576-5.0BU TR
Microchip Technology
Quantity 9000
Packaging IC REG BUCK 5V 3A TO263-5
Description original&Quality new original
760226
LM2576-5.0BU TR
Micrel Inc
Quantity 20000
Packaging IC REG BUCK 5V 3A TO263-5
Description original&Quality new original