Automotive Power Electronics Solution

Application

Description

Complete power electronics solution for automotive applications including EV powertrains, charging systems, and auxiliary power.

Core Advantages

Automotive Qualification All components qualified to AEC-Q101 standards for automotive reliability
High Efficiency Optimized devices for maximum efficiency in EV applications
Wide Temperature Range Operation from -40°C to +150°C for harsh automotive environments
Comprehensive Portfolio Complete range from 40V to 1200V for all automotive power needs
Technical Support Dedicated automotive FAE team for application support

Recommended Bill of Materials (BOM)

Item Part Number Description Quantity Datasheet
1 MMG200HB120C6C IGBT modules for traction inverter 6 📄 Download
2 MMO100A060 MOSFET modules for DC-DC 4 📄 Download
3 MMF100ZB120 FRED modules for charging 6 📄 Download

Applications

EV Traction Inverters
On-Board Chargers
DC-DC Converters
Auxiliary Power Systems
Battery Management

Technical Specifications

I G B T Efficiency
>98%
M O S F E T Rds-on
<5mΩ
F R E D Recovery
<50ns
Operating Temp
-40°C to +150°C
Reliability
Automotive Grade

Customer Success Stories

EV Startup Company

Electric Vehicles | EV Powertrain

Challenge

Needed high-efficiency power semiconductors for new EV platform.

Solution

Implemented MacMic automotive-grade IGBTs and MOSFETs.

Results

Achieved >98% inverter efficiency and passed all automotive qualifications.

Hybrid Vehicle Manufacturer

Automotive | HEV Power Electronics

Challenge

Required compact, high-efficiency power semiconductors for hybrid vehicle DC-DC converter and auxiliary systems.

Solution

Implemented MacMic MMO100A060 MOSFET modules and MMF100ZB120 FRED modules for efficient power conversion.

Results

Achieved 96% DC-DC converter efficiency and 50% size reduction compared to previous discrete solution.

FAE Expert Insights

D

Dr. Wang Automotive Team

Senior Automotive FAE

15 years

Professional Insights

Based on my extensive experience supporting automotive power electronics designs, I recommend the following implementation approach for MacMic IGBT modules in automotive applications. First, thermal management is critical - ensure adequate heat sink sizing and use high-quality thermal interface material. Second, gate drive design must provide sufficient current capability with proper gate resistors to control switching speed. Third, implement comprehensive protection circuits including overcurrent, overvoltage, and overtemperature protection. For the control strategy, I recommend using field-oriented control (FOC) with switching frequencies of 8-12kHz to balance efficiency and thermal performance. The MMG200HB120C6C modules are well-suited for automotive traction inverters, while the MMO100A060 is ideal for DC-DC converters. Contact our FAE team for detailed design reviews and thermal modeling support.

Key Takeaways

  • Use automotive-qualified devices for reliability
  • Consider thermal management in design
  • Plan for worst-case operating conditions

Recommendations

  • Use MMG200HB120C6C for traction inverters
  • Use MMO100A060 for DC-DC converters
  • Implement liquid cooling for high-power applications

Decision Framework

Automotive Power Selection
Steps:
  1. Define voltage and current requirements
  2. Select qualified devices
  3. Design thermal management
  4. Implement protection circuits

Ready to Implement This Solution?

Contact our FAE team for design support and quotes

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Frequently Asked Questions

Are MacMic devices automotive qualified?

Yes, MacMic automotive devices are qualified to AEC-Q101 standards with extended temperature ranges.

Use automotive-qualified devices for all automotive applications.

What temperature range is supported?

Automotive devices support -40°C to +150°C operation.

Suitable for all automotive environments.

What gate drive requirements are needed for automotive IGBT modules?

Automotive IGBT modules require robust gate drive circuits with adequate current capability (typically 2-4A) and proper protection features. The gate drive should provide +15V for turn-on and -8V to -15V for turn-off to prevent false turn-on from Miller effect. Gate resistors should be selected based on switching frequency and EMI requirements, typically 5-15Ω for automotive applications. Include desaturation detection for short-circuit protection with response time under 5μs. For automotive applications, use automotive-qualified gate drivers with extended temperature range.

Contact our FAE team for gate drive design recommendations.

How do I ensure thermal reliability in automotive applications?

Thermal reliability in automotive applications requires careful thermal design. First, calculate total power losses including conduction and switching losses at worst-case operating conditions. Second, design the thermal management system to keep junction temperature below 125°C even at maximum ambient temperature (typically 85°C under hood). Third, use thermal interface material with thermal conductivity of 3-5 W/mK between the module and heat sink. Fourth, implement temperature monitoring with appropriate derating or shutdown thresholds. Consider liquid cooling for high-power applications. Always include thermal margin for unexpected operating conditions.

Contact our FAE team for thermal modeling and design support.

What protection features are recommended for automotive power electronics?

Comprehensive protection is essential for automotive power electronics. Recommended protection features include: (1) Overcurrent protection with fast response (<5μs) to protect against short circuits

(2) Overvoltage protection to clamp voltage transients from switching or load dump conditions

(3) Overtemperature protection with multiple thresholds for warning and shutdown

(4) Undervoltage lockout to ensure proper gate drive voltage

(5) Shoot-through protection for bridge configurations

(6) Desaturation detection for IGBT protection. All protection circuits should be designed to fail-safe and provide diagnostic information to the vehicle control system.

Contact our FAE team for protection circuit design guidance.