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Product Detailed Parameters
- Description:SCR DBL LOSCR 600V 75A ADD-A-PAK
- Series:-
- Mfr:Vishay General Semiconductor - Diodes Division
- Package:Bulk
- Structure:Series Connection - SCR/Diode
- Number of SCRs, Diodes:1 SCR, 1 Diode
- Voltage - Off State:600 V
- Current - On State (It (AV)) (Max):75 A
- Current - On State (It (RMS)) (Max):165 A
- Current - Non Rep. Surge 50, 60Hz (Itsm):1665A, 1740A
- Operating Temperature:-40°C ~ 125°C (TJ)
- Mounting Type:Chassis Mount
- Package / Case:ADD-A-PAK (3 + 2)
- Voltage - Gate Trigger (Vgt) (Max):2.5 V
- Current - Gate Trigger (Igt) (Max):150 mA
- Current - Hold (Ih) (Max):200 mA
- Grade:-
- Qualification:-
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Overview
The IRKH71/06A is a Silicon Controlled Rectifier module manufactured by Vishay General Semiconductor - Diodes Division. It features a single SCR and one series diode in an ADD-A-PAK (3 + 2) package. The device has a maximum repetitive off-state voltage of 600 V and an average on-state current of 75 A. The root mean square on-state current is rated at 165 A, with a non-repetitive peak surge current of 1665 A at 50 Hz or 1740 A at 60 Hz. Maximum gate trigger voltage is 2.5 V, and the holding current is 200 mA. Operating junction temperature ranges from -40°C to 125°C.
Feature Summary
- Integrated configuration combining one SCR and one series diode within a single module.
- Flange mount installation design utilizing the ADD-A-PAK housing for thermal management.
- Isolated case construction suitable for high-power industrial applications.
Applications
- Industrial motor drives
- Power supply systems
- Inverter circuits
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm part number suffixes match specific voltage ratings. Check datasheets for latest revisions. Ensure storage conditions meet semiconductor standards. Validate compatibility with existing thermal interfaces.
Selection Notes
Evaluate thermal resistance requirements against system heat dissipation capabilities. Compare holding current specifications with control circuit outputs. Assess surge current capacity against load transient profiles. Verify package mounting hole dimensions for mechanical integration. Consider operating temperature range relative to ambient conditions.
Part Context
This component belongs to the IRKH71 series of power SCR modules. Similar variants include IRKH71/08A with 800 V rating and IRKH71/10A with 1 kV rating. All share identical current ratings and packaging but differ in blocking voltage capabilities. The series targets high-current switching applications requiring robust isolation.
Replacement Considerations
Cross-reference with IRKH71/08A or IRKH71/10A if higher voltage blocking is needed while maintaining current ratings. Verify pinout compatibility before substitution. Consult Vishay documentation for electrical parameter tolerances.
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