START499ETR
RF TRANS NPN 4.5V 1.9GHZ SOT343Manufacturer: STMicroelectronics
Categories: Bipolar RF Transistors
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STMicroelectronics START499ETR is an NPN bipolar RF transistor designed for demanding radio frequency applications. This surface mount component, housed in a SOT-343 package, offers a collector-emitter breakdown voltage of 4.5V and a maximum collector current of 600mA. It operates efficiently at frequencies up to 1.9GHz, with a typical transition frequency of 1.9GHz and a power dissipation rating of 600mW. Key performance metrics include a minimum DC current gain of 160 at 160mA and 4V, a typical gain of 15dB, and a noise figure of 3.3dB at 1.8GHz. The device is available in Tape & Reel packaging and is suitable for operation in environments up to 150°C. This transistor finds application in wireless communication systems and other high-frequency electronic designs.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | SC-82A, SOT-343 |
| Mounting Type | Surface Mount |
| Transistor Type | NPN |
| Operating Temperature | 150°C (TJ) |
| Gain | 15dB |
| Power - Max | 600mW |
| Current - Collector (Ic) (Max) | 600mA |
| Voltage - Collector Emitter Breakdown (Max) | 4.5V |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 160 @ 160mA, 4V |
| Frequency - Transition | 1.9GHz |
| Noise Figure (dB Typ @ f) | 3.3dB @ 1.8GHz |
| Supplier Device Package | SOT-343 |
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