The RT6542A Charging IC is a high-efficiency PWM controller designed to convert high-voltage battery power into stable low-voltage outputs used for CPU cores, I/O, and chipset RAM in notebook computers.
It delivers excellent transient response and high DC output accuracy, making it suitable for modern power management systems. The IC includes an on-chip voltage programming function, allowing the output voltage to be adjusted between 0.85V and 1.05V through GX digital input control.
Compact and reliable, the RT6542A ensures efficient performance and reduced power loss in portable device designs.
Marking Code: OV= (may also appear as OVY or OV7)