High-Power EV Charging with onsemi SiC and IGBT Technology
Electric Vehicle Infrastructure Application
Description
Complete EV charging solution featuring onsemi SiC MOSFETs and IGBTs for Level 2 and DC fast charging applications from 7kW to 350kW.
Core Advantages
High Efficiency
SiC technology delivers >97% efficiency, reducing operating costs
Wide Voltage Range
200-1000V output supports all EV models
Fast Charging
Up to 350kW enables ultra-fast charging
Recommended Bill of Materials (BOM)
| Item | Part Number | Description | Quantity | Datasheet |
|---|---|---|---|---|
| 1 | NTHL040N65S3F | 650V MOSFET for PFC stage (6x for 3-phase PFC) | 6 | 📄 Download |
| 2 | FGY75T120SWD | 1200V IGBT for DC-DC converter (4x for full bridge) | 4 | 📄 Download |
| 3 | NTBG040N120SC1 | 1200V SiC MOSFET for high-efficiency option (4x) | 4 | 📄 Download |
| 4 | NCP51820 | Gate driver IC for IGBT/SiC control (10x) | 10 | 📄 Download |
Applications
Residential Level 2 charging
Commercial fleet charging
Highway DC fast charging
Workplace charging stations
Apartment complex charging
Public charging networks
Technical Specifications
Input Voltage
208-480VAC three-phase
Output Voltage
200-1000V DC
Power Range
7kW - 350kW
Max Efficiency
>97%
Power Factor
>0.99
T H D
<5%
Switching Frequency
20-100kHz
Operating Temperature
-30°C to +50°C
Cooling
Air/Liquid
Communication
OCPP 2.0.1
Protection
Overcurrent, Overvoltage, Overtemperature
Certification
UL, CE, CHAdeMO, CCS
Customer Success Stories
EV Charging Network Operator
Electric Vehicle Infrastructure |
Challenge
Needed high-efficiency 150kW DC fast chargers with >97% efficiency to minimize operating costs across charging network
Solution
Implemented onsemi SiC MOSFET-based power stage with advanced thermal management
Results
"The SiC-based design from onsemi delivered the efficiency we needed. Our operating costs are significantly lower than competing chargers."
FAE Expert Insights
D
David Chen
Senior FAE - EV Charging & Automotive
12 years
Professional Insights
Based on extensive experience with EV charging designs, this solution addresses key challenges in high-power charger development.
Key Takeaways
- SiC provides 2-3% efficiency improvement over IGBTs
- Liquid cooling recommended for >50kW chargers
- Wide output voltage range (200-1000V) supports all EVs
- OCPP 2.0.1 compliance for network integration
Decision Framework
Decision Framework
Steps:
- Determine power level and charging standard
- Select appropriate topology
- Choose power semiconductors
- Design thermal management
- Implement control and communication