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VS-P121 is listed in the SCRs - Modules range at ChipApex. The manufacturer field lists Vishay General Semiconductor - Diodes Division. Its product description is MOD BRIDGE DBLR 25A 400V D-19. Review the specifications below when checking this part for your BOM.
SCRs - Modules specifications for VS-P121
- Description：MOD BRIDGE DBLR 25A 400V D-19
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Bulk
- Structure：Bridge, Single Phase - SCRs/Diodes (Layout 3)
- Number of SCRs, Diodes：2 SCRs, 2 Diodes
- Voltage - Off State：400 V
- Current - On State (It (AV)) (Max)：-
- Current - On State (It (RMS)) (Max)：-
- Current - Non Rep. Surge 50, 60Hz (Itsm)：357A, 375A
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Chassis Mount
- Package / Case：8-PACE-PAK
- Voltage - Gate Trigger (Vgt) (Max)：2 V
- Current - Gate Trigger (Igt) (Max)：60 mA
- Current - Hold (Ih) (Max)：130 mA
- Grade：-
- Qualification：-
SCRs - Modules datasheet and documents for VS-P121
SCRs - Modules Overview
The VS-P121 is a 25 A power thyristor module from the Vishay VS-P100 series, housed in an electrically isolated PACE-PAK (D-19) package. It features glass passivated junctions and supports peak off-state voltages up to 400 V. The device provides high dynamic characteristics with a maximum non-repetitive surge current of 375 A at 60 Hz. Operating within a junction temperature range of -40 °C to +125 °C, it includes an isolation voltage rating of 2500 V RMS between terminals and the base plate.
SCRs - Modules Feature Summary
- Glass passivated junctions for enhanced reliability
- Electrically isolated base plate simplifying mechanical design
- High dynamic characteristics for robust performance
SCRs - Modules Applications
- Power supplies
- Control circuits
- Battery chargers
SCRs - Modules Procurement Notes
Verify the specific datasheet revision and electrical parameters against the manufacturer's official documentation before integration. Confirm that the mounting torque and thermal interface compound specifications meet the application requirements to ensure proper heat dissipation and long-term reliability under operational conditions.
SCRs - Modules Selection Notes
Select this component for applications requiring a single-phase hybrid bridge configuration with common cathode output. Ensure the system can accommodate the required gate trigger currents and voltages while maintaining the specified thermal resistance limits. Verify that the operating voltage does not exceed the 400 V peak off-state rating.
SCRs - Modules Part Context
This part belongs to the VS-P100 series of integrated power circuits combining thyristors and diodes. The series offers various circuit configurations and voltage ratings up to 1200 V. The VS-P121 specifically denotes the 400 V variant within the 25 A current rating family, utilizing the standardized D-19 case style for consistent mounting.
SCRs - Modules Replacement Considerations
Consult the manufacturer's official replacement guide for verified substitutes. Cross-reference pinouts and thermal characteristics when considering alternative modules from other manufacturers to ensure compatibility with existing heatsink designs.
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