Toshiba TT500N16KOF06C11 Thyristor/Diode Module | Robust Power Control with High Surge Capability
Product Overview
The Toshiba TT500N16KOF06C11 is a high-performance thyristor/diode module engineered for demanding high-power control and rectification applications. With a robust 1600V blocking voltage and a 500A average on-state current rating, this module provides a reliable solution for managing significant electrical loads. It is specifically designed for industrial environments where durability and precise control are critical, such as in motor soft-starters, high-power controlled rectifiers, and static AC switches. The TT500N16KOF06C11 excels in applications requiring superior resilience against electrical stresses, ensuring long-term operational stability.
Core Product Features Deep Dive
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Exceptional Surge Current Handling (ITSM)
- Technical Principle: The module boasts an impressive non-repetitive peak surge current (ITSM) rating of 13,500A. This capability is rooted in its robust silicon die design and an optimized thermal management system within the industry-standard package. This design allows the device to safely absorb and dissipate massive, short-duration energy spikes without degradation or failure.
- Application Value: For engineers designing motor soft-starters or systems with large capacitive loads, this feature is critical. It provides the necessary headroom to handle the severe inrush currents typical during motor startup, preventing catastrophic device failure. This translates directly to higher system reliability, reduced downtime, and a lower total cost of ownership by minimizing field replacements.
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High Blocking Voltage and Isolation Rating
- Technical Principle: The TT500N16KOF06C11 features a repetitive peak off-state voltage (VDRM/VRRM) of 1600V and an isolation voltage (Visol) of 3000V (AC, 1 minute). The high blocking voltage provides a substantial safety margin for operation on 380V/480V industrial grids, which are often subject to transient overvoltage events. The high isolation voltage ensures safety and simplifies system-level electrical design.
- Application Value: This combination allows for the creation of safer and more durable power conversion systems. The high isolation simplifies compliance with safety standards (like UL) and mitigates issues related to ground loops, while the generous voltage headroom protects the module from unpredictable line fluctuations, extending the lifespan of the entire power system.
Typical Application Scenarios & Value Proposition
- Industrial Motor Soft-Starters: In this application, the primary challenge is managing high startup currents that can damage motors and stress the power grid. The Toshiba TT500N16KOF06C11 enables precise phase-angle control to gradually ramp up voltage, while its exceptional surge capability effortlessly absorbs the initial current peak, ensuring a smooth and safe motor start.
- High-Power Controlled Rectifiers: For applications like electroplating, large-scale battery charging, or DC furnace control, precise and reliable DC power is essential. This module forms the core of a controlled rectifier, delivering stable DC output from an AC source. Its 500A rating handles substantial loads, ensuring efficient and consistent power conversion.
- Static AC Switches: Replacing mechanical contactors with the TT500N16KOF06C11 for controlling large resistive or inductive loads (like industrial heaters) eliminates arcing, mechanical wear, and slow switching times. The result is a maintenance-free solution with a significantly longer operational life and faster response time.
- Welding Equipment: The module's ability to handle high currents and surges makes it an ideal component for power sources in resistance or arc welding equipment. It provides the robust control needed to maintain a stable welding arc, which directly contributes to higher weld quality and equipment reliability. For other power semiconductor needs, you can check out more IGBT modules and related components.
Key Technical Parameters at a Glance
| Parameter | Value |
|---|---|
| Repetitive Peak Off-State Voltage (VDRM/VRRM) | 1600 V |
| Average On-State Current (IT(AV)) | 500 A |
| Peak Surge On-State Current (ITSM) | 13500 A (50Hz) / 14800 A (60Hz) |
| Isolation Voltage (Visol) | 3000 V (AC, 1 min.) |
| Peak On-State Voltage (VTM) | 1.70 V (max) at ITM = 1500 A |
For a complete list of specifications, please download the datasheet: Datasheet Download
Product Comparison & Selection Advice
When selecting a power control device, it's crucial to match the technology to the application. Compared to a similarly rated IGBT module, the Toshiba TT500N16KOF06C11 thyristor is optimized for low-frequency (line frequency) phase-angle control and switching applications where ruggedness and surge handling are the highest priorities. An IGBT module would be the superior choice for high-frequency PWM applications like modern variable frequency drives (VFDs) or switch-mode power supplies (SMPS).
If your design involves controlling high-power AC loads, requires unparalleled resilience to inrush currents, and operates at line frequency, the TT500N16KOF06C11 offers a more robust and cost-effective solution than a more complex IGBT-based design. For a detailed consultation on your specific application needs or to get a quote, please contact us for a quote.
