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