STMicroelectronics

TN815-600B-TR

TN815-600B-TR Description

The TN815-600B-TR from STMicroelectronics is a high-performance Standard Recovery SCR (Silicon-Controlled Rectifier) designed for robust switching applications. It features a 600V off-state voltage and a maximum on-state current (It (RMS)) of 8A, making it suitable for medium-power AC/DC control circuits. Packaged in a DPAK (TO-252) surface-mount form factor, it offers efficient thermal dissipation and space-saving benefits. The device is RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance. With a low gate trigger voltage (Vgt) of 1.3V max and a hold current (Ih) of 40mA max, it ensures reliable triggering and latching in demanding conditions.

TN815-600B-TR Features

• High Voltage Rating: 600V off-state voltage for robust surge protection.
• High Current Handling: 8A RMS and 5A average on-state current, with surge capability up to 70A (50Hz)/73A (60Hz).
• Low Trigger Requirements: Gate trigger current (Igt) of 15mA max and voltage (Vgt) of 1.3V max for easy drive compatibility.
• Low Power Loss: On-state voltage drop (Vtm) of 1.6V max enhances efficiency.
• Surface-Mount Design: DPAK package optimizes PCB space and thermal performance.
• Reliability: MSL 1 (Unlimited) moisture sensitivity ensures long shelf life and ease of handling.

TN815-600B-TR Applications

• AC/DC Power Control: Ideal for motor drives, lighting controls, and industrial power regulation.
• Surge Protection: Used in crowbar circuits for overvoltage protection in power supplies.
• Solid-State Relays: Enables compact, high-efficiency switching in automation systems.
• Consumer Electronics: Suitable for appliances requiring robust thyristor-based switching.
• Energy Management: Efficiently controls power in HVAC and renewable energy systems.

Conclusion of TN815-600B-TR

The TN815-600B-TR stands out for its high voltage/current ratings, low trigger requirements, and surface-mount reliability, making it a versatile choice for power control applications. Its DPAK packaging ensures thermal efficiency, while its compliance with RoHS3 and REACH aligns with modern environmental standards. Engineers can leverage this SCR in industrial, consumer, and energy systems where durability, efficiency, and compact design are critical. STMicroelectronics' reputation for quality further reinforces its suitability for mission-critical designs.