RT5128A - Richtek

RT5128A General PMIC

The RT5128A is a multi-output integrated circuit (MOIC) designed f or use with Intel MTL-UPH and AMD SVI3 mobile CPU platf orms. The RT5128A integrates two buck controllers, f our buck converters, and one load switch. Furthermore, the RT5128A supports both DDR5 and LPDDR5 applications. To prevent abnormal operation or electrical overstress, the RT5128A f eat.

Features

⚫ High Integration  Two Controllers, Four Converters, and One Switch
⚫ Input Voltage Range  Controller: 4.5V to 23V  Converter: 2.7V to 5.5V
⚫ Internal Soft-Start to Reduce Inrush Current
⚫ Stable with POSCAP and MLCC
⚫ Output Load Discharge Function
⚫ DDR Type Selection: DDR5 or LPDDR5
⚫ Cycle-by-Cycle Current Limit
⚫ Output Overvoltage and Undervoltage Protection (OVP and UVP)
⚫ Input Undervoltage Lockout (UVLO)
⚫ Over-Temperature Protection (OTP)
⚫ Support I2C Interface for Programming  Adjustable Current Limit  Selectable Switching Frequency  Selectable Output Discharge Resistance  .