The Infineon DDB6U85N16L is a three-phase bridge rectifier diode module offering an 85A current rating and a 1600V blocking voltage in a rugged, industry-standard module package. Built to Infineon's established quality standards for power semiconductors, this device provides efficient and reliable AC-to-DC rectification in high-voltage industrial environments. Its thermally optimized baseplate design facilitates direct heatsink mounting, making it a practical solution for system integrators and OEM designers who require dependable rectification performance in space-constrained power assemblies.

The DDB6U85N16L is well suited for front-end rectifier stages in industrial AC drives, servo motor controllers, and regenerative braking systems. It also sees broad use in UPS systems, induction heating equipment, welding power supplies, and DC bus charging circuits. Anywhere a reliable three-phase rectifier bridge is required at medium-to-high voltage and current levels, this module delivers the blocking performance and thermal handling that industrial applications demand. Its 1600V rating provides adequate margin for 690VAC three-phase line inputs with transient overvoltage present.

Quick Reference: DDB6U85N16L

Key Features of the DDB6U85N16L:

• 85A average output current with 1600V repetitive peak reverse voltage (VRRM) for high-voltage three-phase rectification
• Three-phase bridge configuration eliminates the need for discrete component assembly, reducing BOM complexity and assembly time
• Industry-standard module footprint compatible with common heatsink profiles and mounting hardware
• Low forward voltage drop across the diode bridge minimizes conduction losses and reduces thermal stress at the heatsink interface
• Isolation voltage rating supports safe mounting on grounded heatsinks in compliance with industrial safety requirements
• Designed for continuous operation in high-ambient-temperature industrial environments with appropriate thermal management

The DDB6U85N16L carries a 99-week factory lead time from Infineon — nearly two years from order to delivery on new production. For maintenance teams managing critical uptime, or procurement professionals sourcing spares for active systems, that lead time is operationally unacceptable. ATI Accurate Technology maintains independent stock of hard-to-find and long-lead-time power semiconductors precisely for these situations. Relying solely on factory channels for a part like this introduces serious production and maintenance risk; having a distributor with physical inventory on hand is the practical alternative.

ATI Accurate Technology is located in Palmetto, Florida and stocks power semiconductors including IGBTs, diodes, thyristors, and rectifier modules from leading manufacturers. Orders placed before 5PM EST ship the same day. For volume pricing, technical questions, or urgent sourcing needs, contact ATI at 239-734-7566 or sales@igbts.us. Volume discounts are available for qualified orders.