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  4. Renesas — RRW11011 AC/DC Primary-Side Digital Controller

Renesas — RRW11011 AC/DC Primary-Side Digital Controller

Renesas

 

Renesas RRW11011 AC/DC Primary-Side Digital Controller

Intelligent Digital Power Conversion for High-Density AC/DC Designs

The Renesas RRW11011 is a high-performance AC/DC primary-side digital controller that integrates interleaved power factor correction (PFC) and half-wave LLC control into a single device. Designed for power supplies up to 500 W, it enables compact, high-density architectures while improving efficiency, total harmonic distortion (THD), electromagnetic interference (EMI), and audible noise performance.

Leveraging intelligent digital two-stage control and adaptive multi-mode operation, the RRW11011 delivers precise regulation across a wide operating range, making it an ideal solution for USB Power Delivery, consumer electronics, industrial systems, and other high-performance power applications.

Features

  • Supports ultra-high-power-density AC/DC converter designs up to 500 W
  • Integrated interleaved PFC and half-wave LLC control architecture
  • USB PD 3.1 and USB PD 3.2 support for wide voltage ranges
  • Intelligent digital two-stage control for optimized efficiency and performance
  • Adaptive multi-mode operation with ZVS capability
  • Improved THD, EMI, and audible noise characteristics
  • Renesas patented technology for ultra-low standby power consumption
  • Comprehensive built-in protection functions
  • Compact 16-lead DFN package
  • Configurable operating and protection parameters for system optimization

Applications

  • Rapid-charging AC/DC adapters for smartphones, tablets, and notebooks
  • USB Power Delivery chargers and power supplies
  • TV power supplies
  • Power tools
  • Electric bicycles
  • Industrial power systems
  • Home appliances
  • Motor control systems

 

Block Diagram

Renesas RRW11011 Functional Block Diagram

 


Renesas RRW11011 High Power Density Charging Solution
Renesas RRW11011 AC/DC Primary-Side Digital Controller

 

Evaluation Board

EBC10293 240W USB PD 3.2 EPR Evaluation Board

Renesas EBC10293 Evaluation Board

The EBC10293 evaluation board showcases the RRW11011 in a complete 240 W USB Power Delivery architecture

Featuring integrated half-wave LLC and PFC control along with GaN-based switching devices, the board supports USB PD 3.2 Extended Power Range (EPR) operation with adjustable output voltages from 5 V to 48 V, enabling rapid evaluation of high-efficiency fast-charging designs.

Quick Start Guide