Mornsun Launches B05xxLD-1WR2 and B05xxLS-1WR2 Series DC/DC Converters for Battery Management Systems (BMS)

Mornsun Guangzhou Science & Technology Co., Ltd. has introduced the B05xxLD-1WR2 and B05xxLS-1WR2 series of DC/DC converters, engineered specifically for Battery Management Systems (BMS). These modules feature 50Vdc (LD series) and 60Vdc (LS series) input voltages, optimized for BMS designs using Linear Technology’s LTC680X chip series for lithium battery block monitoring

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Key Technical Specifications

• EMI Compliance: Meets CISPR25 CLASS 3 standards

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• ESD Protection: ISO 10605 ±8KV electrostatic discharge protection

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• Operating Temperature: -40°C to +85°C range

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• Isolation Voltage: 1500VDC input-to-output isolation

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• Efficiency: Up to 79%

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• Power Density: Compact SIP packaging (19.5×6 mm)

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• Pin Configuration: International standard pin-out

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Applications and Design Advantages

These converters deliver reliable power isolation for lithium battery monitoring in demanding environments. Their automotive-grade EMC/ESD compliance and rugged design support:

• Electric Vehicle (EV) Battery Management: Ensures stable power isolation for high-voltage battery packs

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• Energy Storage Systems: Ideal for grid-tied and off-grid storage solutions

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• Industrial BMS: Suitable for robotics, telecom backup units, and industrial control systems