LDR31050
SCR MOD ISO DUAL 1000V 500AManufacturer: Powerex Inc.
Categories: SCRs - Modules
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Powerex Inc. LDR31050 is a dual SCR module designed for robust power control applications. This POW-R-BLOK™ module features a series connection of two SCRs, offering a high repetitive peak off-state voltage of 1.8 kV. The module supports a continuous on-state current of 500 A (average) and 785 A (RMS). Its surge capability is rated at 18 kA for 50 Hz and 20 kA for 60 Hz. The gate trigger characteristics include a maximum voltage of 2.5 V and a current of 250 mA, with a holding current not exceeding 300 mA. Designed for chassis mounting, the LDR31050 operates within an ambient temperature range of -40°C to 130°C. This component is commonly utilized in high-power industrial systems, motor drives, and power conversion equipment.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: DiscontinuedPackaging: BulkDownload Free CAD Model:
Technical Details:
| Packaging | Bulk |
| Package / Case | POW-R-BLOK™ Module |
| Mounting Type | Chassis Mount |
| Operating Temperature | -40°C ~ 130°C (TJ) |
| Structure | Series Connection - SCR/Diode |
| Current - Hold (Ih) (Max) | 300 mA |
| Current - Gate Trigger (Igt) (Max) | 250 mA |
| Current - Non Rep. Surge 50, 60Hz (Itsm) | 18000A, 20000A |
| Number of SCRs, Diodes | 2 SCRs |
| Current - On State (It (AV)) (Max) | 500 A |
| Voltage - Gate Trigger (Vgt) (Max) | 2.5 V |
| Current - On State (It (RMS)) (Max) | 785 A |
| Voltage - Off State | 1.8 kV |
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