• Part: RT6191A
  • Description: 36V Buck Controller
  • Manufacturer: Richtek
  • Size: 2.28 MB
RT6191A Datasheet (PDF) Download
Richtek
RT6191A

Description

The RT6191A is a Buck controller designed for USB power delivery (USB PD). It operates with wide input voltage range from 4.5V to 36V, and the output voltage is programmable from 3V to 36V.

Key Features

  • Support USB-PD 3.0 SPR Mode and 28V of USBPD 3.1 EPR Mode
  • Integrated Buck Controller :  Wide Input Voltage Range : 4.5V to 36V  Wide Output Voltage Range : 3V to 36V  Peak Current Mode Control  Programmable Switching Frequency (250kHz to 1MHz)  Power Saving Mode Enables Higher Light Load Efficiency
  • AnyPowerTM for Constant Voltage (12.5mV/step, Typ.) and Constant Current (in 9-Bit Resolution) Output Settings
  • Embedded 2nd OCP Function
  • Bypass Mode
  • I2C Compatible Interface
  • Adjustable Soft-Start Time
  • Programmable Cable Voltage Drop Compensation
  • Built-in Bleeders for Quick VBUS Discharge
  • Power Good Indicator