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SKKT 72/12 E

SCR Module 1200V 1600A 7-Pin Case A-46


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Overview of SKKT 72/12 E

The SKKT 72/12 E is a high power, phase control thyristor module designed for applications requiring robust and reliable power control. This module features a voltage rating of 1200V and a current rating of 72A, making it suitable for medium to high power industrial applications.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • CC: Cathode Common
  • G: Gate
  • #1: Anode
  • #2: Anode

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the SKKT 72/12 E thyristor module for a visual representation.

Key Features

  • High Power Rating: The SKKT 72/12 E offers a high current and voltage rating, suitable for demanding industrial applications.
  • Robust Construction: Designed for reliability and durability in harsh operating environments.
  • Phase Control: Enables precise control of power in AC circuits for various applications.
  • Overcurrent Protection: Includes built-in protection mechanisms to safeguard against excessive currents.

Note: For detailed technical specifications, please refer to the SKKT 72/12 E datasheet.


  • Motor Drives: Ideal for controlling the speed and torque of motors in industrial machinery.
  • Power Supplies: Used in power supply units for regulating output voltage in various systems.
  • Heating Control: Suitable for phase-controlled heating elements in ovens, furnaces, and industrial heaters.


The SKKT 72/12 E thyristor module allows for precise control of power in AC circuits, making it essential for industrial applications requiring high power handling capabilities.

Usage Guide

  • Mounting: Ensure proper heat sinking and isolation for effective heat dissipation and electrical insulation.
  • Gate Control: Apply appropriate gate signals to control the conduction angle and power delivery.
  • Protection: Implement overcurrent protection circuits to prevent damage during fault conditions.

Frequently Asked Questions

Q: What is the maximum voltage rating of the SKKT 72/12 E?
A: The SKKT 72/12 E has a voltage rating of 1200V, enabling it to handle high voltage applications.

Q: Can the SKKT 72/12 E be used for motor speed control?
A: Yes, the SKKT 72/12 E is suitable for motor speed control applications where precise power regulation is required.


For similar functionalities, consider these alternatives to the SKKT 72/12 E:

  • SKKT 106/16 E: Another high power thyristor module with a higher voltage and current rating for more demanding applications.
  • SKKH 57/12 E: A phase control thyristor module designed for medium power applications with reliable performance characteristics.


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

ECCN (US) EAR99 Automotive No
PPAP No Maximum Rate of Rise of Off-State Voltage (V/us) 1000
Maximum Rate of Rise of On-State Current (A/us) 150 Maximum Gate Trigger Voltage (V) 3(Min)
Maximum Gate Trigger Current (mA) 150(Min) Surge Current Rating (A) 1600
Maximum Holding Current (mA) 250 Repetitive Peak Reverse Voltage (V) 1200
Peak On-State Voltage (V) 1.9@300A Repetitive Peak Forward Blocking Voltage (V) 1200
Rated Average On-State Current (A) 70 Repetitive Peak Off-State Current (mA) 20
Phase Control No Minimum Operating Temperature (°C) -40
Maximum Operating Temperature (°C) 125 Mounting Screw
Package Height 30 Package Width 20
Package Length 93 PCB changed 7
Supplier Package Case A-46 Pin Count 7

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