VS-2N688

$12.05

Description：SCR 400V 25A TO208AA
Series：-

SKU:fa86634aa1b0 Category: SCRs Brand: Vishay General Semiconductor - Diodes Division

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Product introduction

VS-2N688 is listed in the Scrs range at ChipApex. The manufacturer field lists Vishay General Semiconductor - Diodes Division. Its product description is SCR 400V 25A TO208AA. Review the specifications below when checking this part for your BOM.

Scrs specifications for VS-2N688

Description：SCR 400V 25A TO208AA
Series：-
Mfr：Vishay General Semiconductor - Diodes Division
Package：Bulk
Voltage - Off State：400 V
Voltage - Gate Trigger (Vgt) (Max)：2 V
Current - Gate Trigger (Igt) (Max)：40 mA
Current - Hold (Ih) (Max)：20 mA
Current - Non Rep. Surge 50, 60Hz (Itsm)：145A, 150A
SCR Type：Standard Recovery
Operating Temperature：-65°C ~ 125°C
Grade：-
Qualification：-
Mounting Type：Chassis, Stud Mount
Package / Case：TO-208AA, TO-48-3, Stud
Supplier Device Package：TO-208AA (TO-48)
Voltage - On State (Vtm) (Max)：2 V
Current - On State (It (AV)) (Max)：16 A
Current - On State (It (RMS)) (Max)：25 A
Current - Off State (Max)：4 mA

Scrs datasheet and documents for VS-2N688

VS-2N688

Scrs Overview

The VS-2N688 is a general-purpose phase control thyristor (SCR) from the Vishay VS-2N681 series. It features a maximum repetitive peak reverse and off-state voltage of 400 V, with a non-repetitive peak reverse voltage rating of 500 V. The device supports a maximum average on-state current of 16 A and an RMS on-state current of 25 A. It utilizes a TO-48 (TO-208AA) stud mount package and operates within a junction temperature range of -65 °C to +125 °C.

Scrs Feature Summary

General purpose phase control capability for AC power regulation
Robust surge handling with high non-repetitive peak reverse voltage margin
Stud mount construction for efficient thermal dissipation

Scrs Applications

Industrial motor speed control systems
Solid state relay circuits
Lighting dimmer applications

Scrs Procurement Notes

Verify the specific part number against the manufacturer's official datasheet to confirm electrical ratings and physical dimensions. Ensure that the ordering suffix matches the required packaging or variant specifications. Cross-reference technical parameters with the latest documentation before finalizing procurement decisions.

Scrs Selection Notes

Select this component based on its 400 V blocking voltage and 25 A RMS current capacity. Evaluate the thermal management requirements using the specified junction-to-case thermal resistance. Confirm compatibility with the gate trigger characteristics and ensure the mounting torque meets the mechanical specifications for reliable operation.

Scrs Part Context

This device belongs to the VS-2N681 series of phase control thyristors manufactured by Vishay Semiconductors. The series provides a broad range of voltage ratings from 25 V to 800 V, sharing common structural and thermal characteristics while varying in blocking voltage capabilities.