DSA17-18A METAL DIODE IXYS

Description

The DSA17-18A is a high-power IXYS avalanche rectifier diode designed for heavy industrial power applications. It comes in a rugged stud-mounted DO-203AA (DO-4) metal package, making it suitable for high current and high voltage rectification in demanding environments such as industrial drives, power supplies, inverters, and motor control systems.

This diode is part of IXYS’s high-power avalanche rectifier series, known for strong surge capability and reliable thermal performance.

KEY FEATURES

• High-power avalanche rectifier diode (IXYS)
• Stud-mounted metal package for high thermal dissipation
• High voltage blocking capability up to 1800V
• High current handling capability (25A average)
• Low forward voltage drop for improved efficiency
• High surge current capability
• Designed for industrial and heavy-duty applications
• Excellent thermal cycling and reliability performance
• Suitable for chassis mounting
• Rugged construction for harsh environments
• Long operational life under continuous load
• Stable performance in high-power circuits

SPECIFICATIONS

• Product Type: Avalanche Rectifier Diode
• Model: DSA17-18A
• Manufacturer: IXYS (Littelfuse group)
• Package Type: DO-203AA (DO-4 Stud Mount)
• Repetitive Peak Reverse Voltage (VRRM): up to 1800V
• Average Forward Current (IF(AV)): 25A
• RMS Forward Current: approx. 40A
• Surge Current: very high (industrial-grade, short duration)
• Forward Voltage Drop: approx. 1.2–1.4V (at high current)
• Operating Junction Temperature: up to 180°C
• Mounting Type: Stud / chassis mount
• Technology: Avalanche rectifier
• Recovery Type: Standard recovery (>500ns)
• Application Temperature Range: -40°C to +180°C