◆ Product Advantages
- Multi-Layer Ceramic Structure with Ultra-High Capacitance Density: Using Multi-Layer Ceramic Capacitor (MLCC) technology to achieve high capacitance in an extremely compact volume, with capacitance density far exceeding film or electrolytic capacitors of the same size, effectively saving valuable PCB and power module space in inverter systems
- Precision Structure with Copper Inner Electrodes and Silver Outer Electrodes: Internal electrodes use copper, outer electrodes use silver, combined with a silver-coated copper-invar lead frame, ensuring excellent conductivity and soldering reliability while fully complying with RoHS environmental requirements
- Extremely Low ESR with Strong Ripple Current Handling Capability: Extremely low equivalent series resistance can sustain large-amplitude ripple currents, well-suited for IGBT power module snubber circuits and DC bus filtering, effectively suppressing switching ripple and voltage spikes
- Wide Operating Temperature Range: Ceramic dielectric maintains stable electrical characteristics across a wide temperature range, adapting to the complex thermal environment inside power modules from low to high temperatures without capacitance drift caused by temperature fluctuations
- RoHS Compliance and High-Reliability Standards: RoHS-compatible ceramic materials with quality standards benchmarked against automotive electronics and stringent industrial-grade applications, conforming to international environmental and safety certification systems
◆ Key Selling Points
- Deeply Optimized for IGBT Module Snubber Circuits: Purpose-designed product structure effectively absorbs voltage spikes and oscillations generated during high-speed IGBT switching, fundamentally protecting IGBTs from over-voltage damage and significantly extending power module service life
- Low Parasitic Inductance (Ls) for Outstanding High-Frequency Snubbing Effect: Low parasitic inductance ensures excellent snubber performance under high-frequency high-speed switching conditions without degradation as frequency increases
- Extremely Compact Size Supporting High-Density Integration: Can be directly integrated inside or adjacent to IGBT power modules with very short wiring, minimizing parasitic parameters and maximizing snubber effectiveness
- Excellent Batch Consistency for Automated Assembly: High batch production consistency of multi-layer ceramic process suitable for high-speed automated assembly production lines for power modules
◆ Primary Applications
- Built-in snubber protection circuits for IGBT power modules
- DC bus filtering for wind and solar power generation converters
- Drive inverters for electric and hybrid electric vehicles
- Industrial welding and induction heating inverter power supplies
- High-frequency switching power supplies and DC-DC converters
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