Precision 500 mA regulators 6V, Tolerance 2%, −40÷125°C 

price for: 5pcs (1 set)

full name: L78M06ABS

case: SOT194

More technical info available here:

http://standby-shop.eu/product/attachment/d2ea63be10b0c87f052d91ab681e7646/en_US/l78m06ab-st.pdf