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Product Detailed Parameters
- Description：SCR 50V 20UA TO5
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Voltage - Off State：50 V
- Voltage - Gate Trigger (Vgt) (Max)：600 mV
- Current - Gate Trigger (Igt) (Max)：20 µA
- Current - Hold (Ih) (Max)：2 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm)：-
- SCR Type：Sensitive Gate
- Operating Temperature：-65°C ~ 125°C
- Grade：Military
- Qualification：MIL-PRF-19500/276
- Mounting Type：Through Hole
- Package / Case：TO-205AA, TO-5-3 Metal Can
- Supplier Device Package：TO-5
- Voltage - On State (Vtm) (Max)：-
- Current - On State (It (AV)) (Max)：220 mA
- Current - On State (It (RMS)) (Max)：-
- Current - Off State (Max)：-
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Overview
The 2N2323AS is a silicon controlled rectifier (SCR) manufactured by Microchip Technology, designed for military applications under the MIL-PRF-19500/276 qualification standard. It features a hermetically sealed TO-5 metal can package with through-hole mounting. The device has a maximum repetitive peak off-state voltage of 200 V and a maximum average on-state current of 220 mA. Key electrical characteristics include a maximum gate trigger voltage of 600 mV and a maximum gate trigger current of 20 µA. The holding current is specified at a maximum of 2 mA. The component operates within a junction temperature range of -65°C to 125°C.
Feature Summary
- Qualified for military specifications ensuring reliability in harsh environments
- Hermetically sealed metal can construction for environmental protection
- Sensitive gate design allowing low power triggering control
Applications
- Military electronic systems requiring qualified semiconductor components
- High-reliability switching circuits operating in extreme temperatures
- Control circuits utilizing sensitive gate SCR technology
Procurement Notes
Verify the specific suffix AS against official Microchip documentation to confirm exact binning or testing variations. Confirm that the MIL-PRF-19500/276 qualification status remains active for the requested quantity. Ensure compatibility with TO-5 pinout configurations during integration planning.
Selection Notes
Select this component when military-grade reliability and hermetic sealing are required. Compare the 200 V voltage rating and 220 mA current capacity against circuit demands. Consider the TO-5 package constraints for board layout and thermal management in enclosed military enclosures.
Part Context
This part belongs to the 2N2323 series of silicon controlled rectifiers produced by Microchip Technology. The series includes variants such as 2N2323, 2N2323S, and 2N2326A, all sharing similar military qualifications. These devices are standardized under MIL-PRF-19500/276, indicating their use in defense and aerospace sectors where component consistency is critical.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Cross-reference with other manufacturers offering MIL-PRF-19500/276 qualified TO-5 SCRs only if official equivalence data is verified.
