RN5T653 Series

Data Sheet
Data Sheet
Rev. 1.8 (1.26MB)
CHARGE PUMP FOR WHITE LED
RN5T653 contains a constant frequency charge pump, which is optimized for White LED application. Output enable/disable, LEDs current and LDOs output voltage are individually controllable through single wire serial pulse I/F.
White LED Charge Pump
  ・Current capability: Up to 80mA
・1x/1.5x switchable charge pump mode
・Power up four LEDs for backlight: Up to 20mA/LED
・Luminance control through 16-logarithmic scale
・Soft-start
Power Supply Function
  ・LDO (150mA) × 2 (ON/OFF through single wire serial pulse I/F)
・Over current Protection (ALL Regulators) and Thermal Shut-down
Others
  ・UVLO
・Short-circuit Protection
Package
  ・20pin QFN package (Body size: 3.0 x 3.0mm, Pin pitch 0.4mm)
Process
  ・CMOS process
  • ・Wireless Handset
  • ・MP3 players, PDA
  • ・Digital Still Cameras
  • ・Portable GPS
Data Sheet
(PDF) 		Package Info.
(PDF)
RN5T653 Series
Rev. 1.8 (1.26MB) 		QFN20

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