System power LSI for Blu-ray/DVD

Function

(1) Built-in 3.3V output synchronized rectifier type Step-down DC-to-DC converter

(2) Built-in 1.0V/1.5V output selectable rectifier type Step-down DC-to-DC converter

(3) Built-in synchronized rectifier type Step-up DC-to-DC converter

(4) Built-in Over-current and short-circuit protection function circuit

(5) Built-in Error-Amplifier phase compensation (Step-down only)

(6) Operational frequency Step-down : 2.0MHz(typ.), Step-up : 1.0MHz(typ.)

(7) Built-in Reset function circuit and Current Switch

(8) Built-in Shut down function circuit