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Infineon

 

Next-Level Power Density in Solar and Energy Storage

Unlock the potential of silicon carbide MOSFETs for more compact, efficient, and cost-effective solar and ESS designs.

Today’s solar power generation and energy storage systems demand greater performance in less space. This exclusive white paper explores how CoolSiC™ MOSFETs from Infineon are enabling dramatic gains in power conversion efficiency, reducing system size and weight, and cutting down on energy loss.

Inside, you’ll discover:

  • How SiC switch technology boosts power density
  • Real-world advantages across PV inverter topologies (micro, string, and central)
  • Implementation strategies for solar and ESS designs
  • Reference designs that validate the benefits

Whether you're building microinverters or large-scale systems, this resource gives you the insights to design smarter and reduce costs.

Featured Products

TLE9018DQK

Infineon's advanced Li-Ion battery monitoring and balancing IC provides unparalleled performance and safety. This multi-channel IC monitors up to 18 channels, providing real-time data on cell voltage, temperature, and other critical parameters, while ensuring cell balancing and facilitating isolated communication. With essential diagnostic tools, our IC detects potential issues, safeguards individuals, and optimizes system performance, making it ideal for electric vehicles, renewable energy systems, and other energy storage applications.

 

Features

  • Monitors up to 18 ch in series
  • 16-bit delta-sigma ADC per cell
  • Simultaneous 300 mA/cell balancing
  • Low-power balancing mode
  • Configurable digital filter
  • Secondary ADC for E2E safety
  • Strong ESD and hot-plug performance
  • ISO UART communication interface
  • 8 error-compensated NTC channels
  • Internal automatic safety cycles
  • Compatible with AURIX™ TC36/7/8x CDD
  • ISO26262 ASIL-D safety compliant

    Applications

    • Energy storage system
    • Electric vehicles
    • Renewable energy systems

       

      REF-DAB11KIZSICSYS

      The REF-DAB11KIZSICSYS is a high-performance CLLC resonant DC/DC converter board designed for EV charging and energy storage system (ESS) applications, delivering up to 11 kW at 800 V output voltage. With its bi-directional power flow capability and soft switching characteristics, this board enables efficient and reliable operation, making it an ideal building block for fast prototyping of EV and ESS charger projects. Featuring CoolSiC™ MOSFETs and a fully characterized hardware design, this reference design combines cost-effective power density with high reliability, providing a complete set of design files to accelerate development.

       

      Features

      • 11 kW at full output voltage range
      • Bi-directional power flow capability
      • High peak efficiency ≥ 97.2%
      • High power density: 4,1 kW/l
      • Synchronous rectification
      • 1200 V and 1700 V CoolSiC™ MOSFETs

        Applications

        • Energy storage systems
        • EV charging
        • Power conversion systems

           

          TLE9015DQU

          The TLE9015DQU is a battery monitoring transceiver IC that enables reliable and efficient communication within Li-Ion battery systems. By supporting ring communication through its dual UART and iso UART interface pairs, this IC improves system availability at a low cost. Additionally, it facilitates bidirectional information flow and features an error management unit with programmable inputs and outputs, allowing for seamless communication between multiple TLE9012DQU devices connected in a daisy chain configuration.

           

          Features

          • Compatibility for ring mode topology
          • Two UART ports for serial communication to host microcontroller
          • Two iso UART interfaces for communication to other BMS ICs
          • 2 Mbit/s data rate for fast communication
          • Fully transparent communication scheme from UART to iso UART
          • Integrated internal logic for minimizing pin count on the UART side
          • Differential current edge triggered iso UART communication interface
          • High robustness against external noise
          • Two external fault inputs (EMM and ERRQ_ext)
          • Latching error output pin for triggering external microcontroller
          • Internal supply monitoring
          • Green Product (RoHS compliant)

          Applications

          • Hybrid electric vehicle (HEV)
          • Plug-in hybrid electric vehicle (PHEV)
          • Battery electric vehicle (BEV)
          • Energy storage system (ESS)
          • Home energy storage system
          • CAV

           

          KP467

          The XENSIV KP467 is the first autonomous air pressure sensor designed to permanently monitor and detect thermal runaway events in battery electric vehicles. Unlike traditional battery management systems that disable monitoring functions in parking mode, the KP467 provides continuous surveillance, enabling immediate response and warning in the event of a thermal runaway. This innovative sensor offers a highly efficient, cost-effective solution for ensuring the safety and reliability of battery electric vehicles, even when they are not in use.

           

          Features

          • Autonomous low-power monitoring modes
          • ISO 26262-compliant with ASIL B rating
          • Measuring pressure & IC temperature
          • High accuracy & reliability
          • Advanced diagnostic functions
          • High & flexible resolution output
          • Small package
          • Backwards compatible to existing BAP

          Applications

          • Automotive 12 V to 24 V battery management system (BMS)
          • Automotive 48 V battery management system (BMS)
          • Automotive high-voltage battery management system (BMS)