PWB200AA30 — High-Current Thyristor Module
The SanRex PWB200AA30 is a high-current thyristor module designed for demanding industrial and commercial power applications. With a voltage rating of 300 V and a current rating of 200 A, it provides reliable performance in three-phase rectifiers, welding power supplies, DC power systems, and motor control units. Its compact chassis-mount package and robust construction make it well-suited for environments where durability and stable performance are critical.
This module is engineered to deliver efficiency through low on-state voltage and optimized gate characteristics, which reduce power losses during operation. Its ability to handle high surge currents and withstand thermal stress ensures long-term reliability, even under heavy load conditions. With a wide operating junction temperature range and excellent thermal impedance, the PWB200AA30 maintains stable operation in demanding industrial settings, making it a dependable choice for system designers seeking efficiency and durability.
The PWB200AA30 also offers ease of integration, as its mechanical design supports quick assembly into power systems, while the common anode terminal base provides practical mounting advantages. By combining high electrical performance with mechanical reliability, this thyristor module ensures effective power management across various applications. For more technical details, system engineers can refer to the official SanRex datasheet.
Key Specs (from SanRex datasheet)
| Parameter | Value |
|---|---|
| Manufacturer | SanRex |
| Part Number | PWB200AA30 |
| Repetitive Peak Reverse Voltage (VRRM / VDRM) | 300 V |
| Average On-State Current (IT(AV)) | 200 A (Tc = 121 °C) |
| Surge On-State Current (ITSM) | 5400 – 6000 A (non-repetitive) |
| On-State Voltage (VTM, max) | ~1.20 V |
| Gate Trigger Current (IGT, max) | 150 mA |
| Gate Trigger Voltage (VGT, max) | 2.0 V |
| Critical di/dt | 50 A/µs |
| Thermal Impedance (Rth j-c) | 0.12 °C/W |
| Operating Junction Temperature (Tj) | −40 to +150 °C |
| Mounting | Chassis-mount, common anode terminal |
| Applications | Welding supplies, DC power, rectifiers, motor drives |
For more detailed specifications, please refer to the official SanRex datasheet: SanRex PWB200AA30 Datasheet (PDF).
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