Semikron SKN 240/12

Semikron SKN 240/12

Overview

The Semikron SKN 240/12 is a heavy-duty stud-mounted avalanche diode rated at 240 A and 1200 V. Specifically engineered for industrial rectification and freewheeling applications, this diode offers excellent thermal cycling endurance, low forward-voltage drop, and high surge-current capabilities. Its rugged stud form factor makes it ideal for robust power assemblies and compact modules.

Key Features

• Blocking Voltage: 1200 V

• Average Forward Current: 240 A

• Stud-Type Package (DO‑205AB) – easy mechanical integration

• Avalanche-rated for enhanced over-voltage protection

• Low thermal resistance ≤ 0.25 K/W

• High surge-current capacity for transient load handling

• Optimized reverse-recovery for freewheeling applications

Technical Specifications

• Diode Type: Avalanche rectifier

• VRRM: 1200 V

• IF(AV): 240 A

• Surge Current: >4000 A

• Case Style: DO‑205AB stud

• Mounting: Stud (anode to stud)

• Thermal Resistance: ≤ 0.25 K/W

• Isolation Voltage: 2500 V RMS

• Operating Temperature: –40 °C to +180 °C

Applications

• Industrial AC‑DC rectifiers

• Freewheeling diode in motor-drive systems

• Welding and plating equipment

• Battery chargers and power auxiliaries

• Robust high-current electronics

Why Choose the SKN 240/12

• High-current stud diode with robust surge tolerance

• Avalanche-rated for voltage spike protection

• Excellent thermal performance in tight assemblies

• Semikron quality ensures long service life and reliability

Order Now

The Semikron SKN 240/12 stud diode is available and ships worldwide.

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NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply