Ⅰ. Product Positioning and Application Scenarios

The MXC100063B is designed for Vehicle-to-Grid (V2G) and bidirectional power flow systems, enabling both charging and discharging functions in electric vehicles, energy storage systems, and charging infrastructure.
It can convert high-voltage DC power (750–850 VDC) to medium or low voltage DC (200–1000 VDC) and vice versa, meeting diverse topology requirements such as onboard batteries, charging stations, storage cabinets, and mining charging applications.

Typical applications include:

• EV charging stations: DC-DC link enabling bidirectional power flow between a 750 V bus and 400–1000 V batteries.

• Energy storage systems: DC-DC subsystem connecting battery packs of different voltage levels.

• Mining and heavy-duty charging: High-power, high-efficiency, and high-reliability conversion in extreme environments.

Market research indicates strong growth in bidirectional DC-DC converters for both V2G and ESS (Energy Storage System) sectors.

Ⅱ. Core Advantages

• Ultra-high efficiency: >98.5%

• Ultra-high power density: >74 W/in³; compact size 345 × 460 × 87 mm; weight <17.5 kg

• Wide voltage range: Side A 750–850 VDC; Side B 200–1000 VDC (typical 400–1000 V)

• High current capability: Side A 83.3 A max; Side B 156 A max

• High reliability: Full glue-filling protection, fan cooling, and stable operation from -40 °C to +75 °C

• Parallel scalability: Up to 60 modules in parallel for flexible system expansion

• Communication interface: Standard CAN protocol for easy system integration

Ⅲ. Characteristic Curve

Ⅳ. Technical Specifications (Summary)

• Rated power: 62.5 kW

• Efficiency: >98.5%

• Cooling method: Fan cooling

• Isolation: High-frequency isolation

• Dimensions: 345 mm × 460 mm × 87 mm (W×D×H)

• Weight: <17.5 kg

Side A: 750–850 VDC; max current 83.3 A; voltage precision ≤±0.5%; current precision ≤±1% (20–100% load); current-sharing imbalance ≤5%.
Side B: 200–1000 VDC (typical 400–1000 V); max current 156 A; voltage precision ≤±0.5%; current precision ≤±1%; current-sharing imbalance ≤5%.
Environment: Operating -40 °C ~ +75 °C (derating above 50 °C); Altitude ≤2000 m (derating above 2000 m).

Ⅴ. System Integration Recommendations

• Ensure proper airflow and heat dissipation; provide sufficient ventilation for fan-cooled operation.

• For multi-module parallel setups, maintain stable CAN communication, proper grouping, and current-sharing control.

• In V2G applications, consider reverse power flow impacts on grid safety and protection, and use intelligent control systems.

• In high-temperature environments (e.g., mining or outdoor chargers), apply derating or additional cooling measures.

• Regularly inspect fan status, power connections, and communication response to ensure stable performance.

Ⅵ. Customer Value

• Enables highly efficient, compact, and low-loss subsystems for charging and energy storage.

• Supports V2G and energy feedback to enhance flexibility and economic performance.

• High power density and lightweight design minimize installation space and mounting costs, enabling rapid deployment.

• Meets the growing global demand for bidirectional DC-DC systems, giving customers a technological edge in future markets.

Ⅵ. Typical Application Scenarios

• V2G systems in bus and logistics charging hubs

• High-power DC charging for trucks, buses, and mining equipment

• Bidirectional DC link between ESS and power grid

• DC conversion subsystem for integrated renewable + storage + EV systems