CRMICRO USB-PD Charger Solutions

CRMICRO provides comprehensive power semiconductor solutions for USB-PD fast chargers and power adapters. Our portfolio combines high-efficiency power semiconductors with advanced power management ICs to meet the demanding requirements of portable device charging applications.

Typical USB-PD Charger Architecture

AC Input Rectifier & PFC Primary Controller Isolated DC-DC Sync Rectifier Driver Output & PD Controller USB- PD Port CRMICRO EMI Filter CRMICRO PFC Controller CRMICRO SJ-MOS/PWM CRMICRO SGT/SiC/GaN CRMICRO Sync Rectifier CRMICRO Power Management CRMICRO PD Controller

Typical USB-PD charger block diagram showing CRMICRO components throughout the power conversion stages

Core Components

PFC Stage

CRMICRO's SJ-MOS series provides excellent performance for PFC boost converters in adapter applications. The optimized RDS(on) vs. Qg characteristics ensure high efficiency at the required switching frequencies.

  • High-efficiency boost conversion
  • Optimized for CRMICRO controllers
  • Low EMI characteristics
CRMICRO MOSFET Options

Primary Switching

For the main switching stage, CRMICRO's SGT MOSFETs and SiC devices enable high-frequency operation with minimal switching losses, resulting in high power density solutions.

  • High-frequency operation
  • Low switching losses
  • Compact design
CRMICRO SGT MOSFET Options

System Control

CRMICRO's power management ICs provide comprehensive system control, enabling features like adaptive charging algorithms, protection, and USB-PD communication.

  • Integrated protection
  • USB-PD communication
  • Adaptive charging
CRMICRO Power IC Options

Solution Advantages

High Efficiency

CRMICRO's power semiconductors achieve >94% efficiency in PD charger applications, reducing thermal management requirements and improving energy savings.

Power Density

Advanced packaging and high-frequency operation allow for compact charger designs, critical for consumer electronics applications.

Fast Charging

Support for USB-PD 3.0 with PPS (Programmable Power Supply) for optimal charging profiles and device protection.

Reliability

Robust design and comprehensive protection features ensure long-term reliability in consumer applications.

Recommended BOM

Function CRMICRO Part Package Key Specs Benefits
PFC Boost CRSM065N65K TO-247 650V, 65mΩ High efficiency, low losses
Primary Switch CRSG004N65 TO-247 650V, 4mΩ Low RDS(on), high frequency
Sync Rectifier CRSCM000080K TO-247 1200V, 80mΩ High efficiency rectification
PD Controller CRPM6000 SOP-16 Power management Integrated PD functionality

Application Areas

65W PD Chargers

High-power chargers for laptops, tablets, and other high-power devices with efficient power conversion.

Fast Charging Adapters

Compact adapters for smartphones and tablets with advanced safety and fast-charging capabilities.

Multi-Port Chargers

Smart chargers with multiple ports offering optimal power distribution to connected devices.

Automotive Chargers

Vehicle-mounted chargers with wide input voltage range and automotive-grade reliability.

Technical Resources

Application Notes

Technical documents on PD charger design with CRMICRO components.

Selection Guide

How to choose the right CRMICRO devices for your PD charger application.

Technical Support

Get direct support from our PD charger system experts.

Interested in CRMICRO USB-PD Charger Solutions?

Our technical experts are ready to help with your design-in process and provide application-specific recommendations

Contact Our Charger Team