CRMICRO EV Charging Solutions

CRMICRO provides comprehensive power semiconductor solutions for electric vehicle charging applications, including On-Board Chargers (OBC) and DC Fast Charging systems. Our portfolio combines high-efficiency power semiconductors with advanced control ICs to meet the demanding requirements of the EV market.

Typical OBC System Architecture

AC Input PFC DC Link LLC Converter Battery CRMICRO EMI Filter CRMICRO PFC Controller CRMICRO SiC/GaN Devices CRMICRO LLC Controller CRMICRO BMS ICs

Typical OBC 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 OBC applications. The optimized RDS(on) vs. Qg characteristics ensure high efficiency at the required switching frequencies.

  • High-efficiency boost conversion
  • Optimized for continuous conduction mode
  • Low EMI characteristics
CRMICRO MOSFET Options

DC-DC Conversion

For LLC resonant converters, CRMICRO's SiC MOSFETs and GaN HEMTs enable high-frequency operation with minimal switching losses, resulting in high power density solutions.

  • High-frequency operation
  • Zero voltage switching
  • Compact design
CRMICRO SiC & GaN Options

System Control

CRMICRO's MCU and power management ICs provide comprehensive system control, enabling features like adaptive charging algorithms and safety protection.

  • Integrated protection features
  • Communication interfaces
  • Adaptive control
CRMICRO MCU Options

Solution Advantages

High Efficiency

CRMICRO's power semiconductors achieve >95% efficiency in OBC applications, reducing thermal management requirements and improving vehicle range.

Power Density

Advanced packaging and high-frequency operation allow for compact OBC designs, critical for space-constrained EV applications.

Reliability

Robust design and protection features ensure long-term reliability in harsh automotive environments.

Cost Effectiveness

Optimized device characteristics and system-level solutions reduce overall BOM costs without compromising performance.

Recommended BOM

Function CRMICRO Part Package Key Specs Benefits
PFC Boost CRSM065N65K TO-247 650V, 65mΩ High efficiency, low losses
LLC Primary CRSCM000080K TO-247 1200V, 80mΩ Low switching losses
System Control CRMPM1000 LQFP-64 Cortex-M3, 256KB Integrated power peripherals
Battery Management CRBMS4056 QFN-24 8-cell monitor Precision monitoring

Technical Resources

Application Notes

Technical documents on EV charging system design with CRMICRO components.

Selection Guide

How to choose the right CRMICRO devices for your EV charging application.

Technical Support

Get direct support from our EV charging system experts.

Interested in CRMICRO EV Charging Solutions?

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

Contact Our EV Team