Central Semiconductor Corp 2N4949 Programmable Unijunction Transistors
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2N4949 Tech Specifications
| Category | Transistors - Programmable Unijunction | |
| Manufacturer | Central | |
| Package / Case | TO-206AA, TO-18-3 Metal Can | |
| Surface Mount | NO | |
| Transistor Element Material | SILICON | |
| Number of Elements | 1 Element | |
| Operating Temperature (Max.) | 200°C | |
| Operating Temperature (Min.) | -65°C | |
| Published | 2000 | |
| JESD-609 Code | e0 | |
| Pbfree Code | no | |
| Part Status | Obsolete | |
| Moisture Sensitivity Level (MSL) | Not Applicable | |
| Number of Terminations | 3Terminations | |
| Terminal Finish | TIN/LEAD (SN/PB) | |
| Terminal Position | BOTTOM | |
| Terminal Form | WIRE | |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Reach Compliance Code | not_compliant | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
| JESD-30 Code | O-MBCY-W3 | |
| Configuration | SINGLE | |
| Voltage - Output | 3V | |
| Power Dissipation-Max (Abs) | 0.36W | |
| Current - Peak | 1μA | |
| Current - Valley (Iv) | 2mA | |
| Inter-base Voltage-Max | 25V | |
| Intrinsic Stand-off Ratio-Max | 0.86 | |
| Intrinsic Stand-off Ratio-Min | 0.74 | |
| Static Inter-base Res-Max | 12 kΩ | |
| Static Inter-base Res-Min | 4 kΩ | |
| Valley Point Current-Min | 2mA | |
| Emitter Current-Max | 50mA | |
| Peak Point Current-Max | 1mA | |
| RoHS Status | Non-RoHS Compliant |
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2N4949 Documents
Download datasheets and manufacturer documentation for 2N4949
- PCN Obsolescence/ EOL2N4YYY 19/Mar/2019
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