BT152B-400R,118

Scrs Overview

The BT152B-400R,118 is a planar passivated Silicon Controlled Rectifier (SCR) manufactured by WeEn Semiconductors. It is housed in a surface-mount D2PAK package and designed for applications requiring high bidirectional blocking voltage capability and high thermal cycling performance. The device features a rated repetitive off-state voltage of 450 V and an RMS on-state current of 20 A. Key electrical characteristics include a maximum gate trigger voltage of 1.5 V, a maximum gate trigger current of 32 mA, and a non-repetitive peak surge current of 200 A at 50/60 Hz. It supports a maximum junction temperature of 125 °C.

Scrs Feature Summary

• Planar passivated silicon construction suitable for surface mounting
• High bidirectional blocking voltage capability
• High thermal cycling performance

Scrs Applications

• Motor control systems
• Industrial lighting
• Domestic lighting
• Heating controls
• Static switching

Scrs Procurement Notes

Verify the specific ordering suffix to confirm the exact packing configuration, as the base type number may correspond to different packaging options such as tape and reel or cut tape. Confirm RoHS compliance status and lead-free conversion dates with the manufacturer before finalizing procurement specifications to ensure alignment with environmental regulations.

Scrs Selection Notes

Select this component when a surface-mount SCR with a 450 V rating and 20 A continuous current capacity is required. Ensure the application demands high thermal cycling resilience. Verify that the gate drive circuit can supply the specified maximum trigger current of 32 mA. Consider the D2PAK package dimensions for PCB layout constraints.

Scrs Part Context

This part belongs to the BT152B series of thyristors from WeEn Semiconductors. It is categorized under standard recovery SCRs within the broader thyristor product line. The device is intended for industrial and commercial applications where robust switching performance and reliable operation under thermal stress are critical requirements.

Scrs Replacement Considerations

Check for direct substitutes within the BT152 family, such as the BT152B-600R, if higher voltage ratings are acceptable. Verify pinout compatibility and thermal resistance values when considering alternative manufacturers' equivalents to ensure seamless integration without redesigning the heat sink or PCB layout.