ABB 5STP10D2303 thyristor

ABB 5STP10D2303 Thyristor – Product Information

1. Product Overview

The ABB 5STP10D2303 is an industrial-grade high-power thyristor suitable for AC and DC power control applications.
It features high current capability, low conduction loss, and fast switching performance. This thyristor is widely used in power rectifiers, motor drives, power transmission, high-power welding equipment, and industrial furnace control, serving as a key component in industrial power electronic systems.

2. Technical Specifications

• Model: 5STP10D2303

• Type: Thyristor

• Rated Current: 1000 A RMS

• Rated Voltage: 2300 V

• Peak Pulse Current: 20 kA

• Conduction Voltage Drop: ~1.6 V (typical)

• Turn-off Time: ≤ 15 μs

• Operating Temperature: -40 ℃ to +125 ℃

• Package Type: Modular or discrete, suitable for baseplate cooling

• Thermal Resistance (Junction-to-Case): 0.025 ℃/W (typical)

• Insulation Voltage: 1500 V AC

• Gate Drive: Gate-triggered

• Standards: IEC 60747-4-1

3. Features and Advantages

1. High Power Handling – Supports high current and voltage for industrial high-power applications.

2. Fast Switching – Short turn-off time for high-frequency switching and precise control.

3. Low Conduction Loss – Reduces heat generation, improves efficiency, and lowers cooling requirements.

4. Reliable and Durable – High-quality semiconductor material and modular packaging for long-term operation.

5. Flexible Integration – Compatible with rectifiers, inverters, and power control modules.

6. Harsh Environment Tolerance – Stable operation in high temperature, high humidity, and vibration conditions.

4. Application Areas

• AC/DC converters and rectifiers

• Industrial motor drive systems

• High-power DC traction systems

• Industrial furnace and arc furnace control

• Power transmission and energy storage systems

• High-power welding power supplies and load control

5. Precautions

1. Verify thyristor current and voltage ratings match system design before installation.

2. Disconnect power during wiring and installation to ensure safety.

3. Ensure proper cooling system operation to prevent overheating.

4. Use dedicated gate-trigger drive circuits to prevent misfiring.

5. Avoid exposure to high humidity, corrosive gases, or strong vibration.

6. Regularly inspect gate drive cables, cooling baseplates, and mounting bolts.

7. Do not modify the thyristor or package interfaces, as this may affect performance and safety.

The structure and details of the product：

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