The SKKH27/16E is a thyristor/diode module manufactured by Semikron. It is designed for applications requiring controlled rectification and switching of AC power. This module is commonly used in phase control rectifiers, soft starters, and other power control applications. The SKKH27/16E offers robust performance and reliable operation in demanding industrial environments.

Applications

• Phase Control Rectifiers: Used in phase control rectifiers for variable DC voltage output.
• Soft Starters: Employed in soft starters for controlling the starting current of AC motors.
• AC Voltage Regulators: Integrated into AC voltage regulators for maintaining a stable AC voltage output.
• Welding Power Supplies: Used in welding power supplies for controlling the welding current.
• Battery Chargers: Utilized in heavy duty battery charging systems.

Features

• Thyristor/Diode Configuration: Combines a thyristor and a diode in a single module.
• High Voltage and Current Capability: Supports high voltage and current levels for demanding applications.
• Isolated Baseplate: Provides electrical isolation between the module and the mounting surface.
• Robust Construction: Designed for reliable operation in harsh environments.
• Standard Package: Available in a standard package for easy mounting and integration.

Benefits

• Precise Power Control: Enables precise control of AC power for various applications.
• Reliable Operation: Robust construction and high voltage/current capability ensure reliable operation.
• Simplified Design: Integrated module simplifies circuit design and reduces component count.
• Easy Mounting: Standard package allows for easy mounting and integration.
• Enhanced Safety: Isolated baseplate provides electrical isolation for safety.

Additional Details

The SKKH27/16E typically comes in a Semipack 1 or similar module package with an isolated baseplate. Key specifications include a repetitive peak reverse voltage (VRRM) of 1600V, an average forward current (ITAV) of 27A, and a surge current (ITSM) of 560A. The operating junction temperature range is typically from -40°C to +125°C. The specific datasheet from Semikron provides detailed electrical characteristics, thermal resistance values, and package dimensions. It is crucial to follow the manufacturer's recommendations for mounting and cooling to ensure optimal performance and reliability.