Part RT6353B
Description Buck Converter
Manufacturer Richtek
Size 1.20 MB
Richtek
RT6353B

Overview

The RT6353A/B is a simple, easy-to-use, 3A synchronous step-down DC-DC converter with an input supply voltage range of 4.5V to 17V. The device possesses an accurate reference voltage and integrates low RDS(ON) power MOSFETs to achieve high efficiency.

  • Integrated 95m and 50m FETs
  • Continuous Current  TSOT-23-6 (FC) : 3A  SOT-563 (FC) : 2.5A
  • Input Supply Voltage Range : 4.5V to 17V
  • Output Voltage Range : 0.6V to 7V
  • Advanced Constant On-Time (ACOT® ) Control  Ultrafast Transient Response  Optimized for Low-ESR Ceramic Output Capacitors
  • High Accuracy Feedback Reference Voltage : 1%
  • Optional for Operation Modes :  RT6353A : Power Saving Mode (PSM)  RT6353B : Forced PWM Mode
  • Fixed Switching Frequency : 580kHz
  • Enable Control and Fixed Soft-Start with typ. 1ms
  • Safe Start-Up from Pre-biased Output