RD5T531

Power Management IC

Data Sheet / Layout Guide
Data Sheet   Layout Guide
Rev.1.70 (Jun.12,2012)
(1.90MB)		   Ver.1.0 (Aug.31,2012)
(4.86MB)

RD5T531 is the power management IC. It integrates 4 high efficient step-down DCDC convertors, 10 Low dropout regulators, overcurrent protection, Power control logic, Thermal Protection, and etc.

  • Step Down DCDC Convertors
  • DCDC1 0.55-1.2V @ 1.2A with Auto-discharge function
  • DCDC2 1.8/2.0V @ 600mA with Auto-discharge function
  • DCDC3 3.2V @ 600mA with Auto-discharge function
  • DCDC4 3.2V @ 600mA
  • Low Drop Voltage Regulators
  • LDO1 1.0V @ 50mA
  • LDO2 0.9V @ 50mA
  • LDO3 2.8V @ 150mA
  • LDO4 1.8V @ 200mA
  • LDO5 2.7V @ 300mA
  • LDO6 1.8/3.0V @ 100mA with Auto-discharge function
  • LDO7 3.0V @ 200mA with Auto-discharge function
  • LDO8 3.0V @ 50mA
  • LDO9 3.0-1.0V/Settable in 50mV steps @ 250mA
  • LDO10 0.9-1.8V @ 400mA
  • LED Driver
  • PWM Control circuit for RGB
  • Others
  • Short-circuit Protection and Thermal Protection
  • Protected 1-A High-Side Load Switch (Overcurrent Protection)
  • Under Voltage Lock Out Function
  • Voltage Detector
  • Package
  • 79Pin WLCSP Package (Body size: 4.0mm x 4.0mm ball pitch 0.4mm)
    *Maximum package height is 0.9mm.
  • Process
  • CMOS process
  • Smart Phone
  • Tablet PC
  • MID
  • PND
  • GPS
  • HDMI Dongle
Data Sheet Layout Guide Package Info.
RD5T531 (1.90MB)
Rev.1.70 (Jun.12,2012)		 RD5T531 (4.86MB)
Ver.1.0 (Aug.31,2012)		 WLCSP0404-79

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