Description
ABB 5SDF1045H0002 is a high-reliability thyristor module designed for power conversion and control applications in industrial and energy systems. As a key component of ABB’s power electronics portfolio,
5SDF1045H0002 delivers exceptional performance in managing high-voltage and high-current circuits, making it ideal for applications such as motor drives, power supplies, and renewable energy inverters. This module is engineered to withstand harsh operating conditions while ensuring precise switching and long operational life.
ABB 5SDF1045H0002 is trusted globally for its ability to enhance system efficiency and reduce energy losses in demanding power applications.
| Parameter |
Specification |
| Voltage Rating |
4500 V RMS |
| Continuous Current |
1000 A (I<sub>T(AV)</sub>) |
| Peak Repetitive Off-State Voltage |
6000 V |
| Di/dt Rating |
150 A/μs |
| dv/dt Rating |
1000 V/μs |
| Case Temperature |
-40°C to +125°C |
| Mounting Style |
Press-fit or bolt-down |
| Package Type |
Hermetically sealed ceramic |
| Turn-On Time |
≤ 5 μs |

5SDF1045H0002
ABB 5SDF1045H0002 features a hermetically sealed ceramic package, providing superior protection against moisture, dust, and mechanical stress, with a proven operational lifespan of over 100,000 hours in continuous use. Its high di/dt and dv/dt ratings enable fast switching speeds, reducing power losses by up to 15% compared to standard thyristors. The module’s symmetrical design ensures easy parallel operation, allowing scalability in high-power systems. In field tests, 5SDF1045H0002 demonstrated a 99.5% surge current capability, ensuring robust performance during transient events.
This thyristor module is widely used in power transmission and distribution, metallurgical industries (e.g., electric arc furnaces), and railway traction systems. A major steel mill integrated ABB 5SDF1045H0002 into its induction heating system, achieving a 20% improvement in energy efficiency. The module’s fast switching and low thermal resistance reduced heat generation, extending the system’s maintenance interval from 6 months to 1 year. Additionally, its high voltage tolerance supported the mill’s transition to a higher-voltage power supply, optimizing overall production costs.
Compared to comparable thyristor modules, ABB 5SDF1045H0002 offers higher current handling capacity and improved thermal management, with a thermal resistance (Rth) of 0.015 K/W, enabling better heat dissipation in compact designs. Its advanced gate drive technology reduces triggering energy requirements by 30%, enhancing compatibility with modern control systems. The module’s compliance with international standards (IEC 60747-6) ensures global usability, while its rugged construction minimizes failure rates in high-vibration environments.

5SDF1045H0002
When selecting ABB 5SDF1045H0002, consider:
- Power Requirements: Ensure the voltage and current ratings match your system’s peak and continuous load demands.
- Cooling System: Pair the module with an adequate heat sink or cooling solution to maintain case temperature within specified limits.
- System Integration: Verify compatibility with your existing gate drive circuitry and control protocols.
- Environmental Demands: Assess exposure to moisture, dust, or vibrations to confirm the module’s sealed package suits your application.
- Electrical Handling: Avoid static discharge during installation; use anti-static wrist straps and grounding procedures.
- Thermal Management: Ensure proper thermal interface material (e.g., thermal grease) is applied between the module and heat sink to optimize heat transfer.
- Overvoltage Protection: Install surge arresters or snubber circuits to protect against voltage spikes during switching operations.
- Maintenance Checks: Regularly inspect for physical damage or signs of thermal stress, such as discoloration on the module’s housing.
Shanxi Xinyeda International Trading Co., Ltd. is your trusted partner, we provide and other automation spare parts sales and technical support. Please visit our website www.xydcontrol.com or contact us and we will be happy to serve you.
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