Transistors - Bipolar (BJT) - RF
Bipolar RF Transistors are semiconductor devices with three terminals that are used to switch or amplify signals in equipment involving radio frequencies. Bipolar junction transistors are designed as either NPN or PNP, with characteristics of transistor type, collector-emitter breakdown voltage, transition frequency, noise figure, gain, power, DC current gain, and collector current.
Sourcing STMicroelectronics Transistors - Bipolar (BJT) - RF: in-stock lines for quick ship, BOM matching for multi-line builds, and original-channel screening — not keyword stuffing.
Product List
Total Components: 16
| Product | Pricing | Datasheet | Noise Figure (dB Typ @ f) | Mounting Type | Operating Temperature | DC Current Gain (hFE) (Min) @ Ic, Vce | Frequency - Transition | Transistor Type | Current - Collector (Ic) (Max) | Gain | Power - Max | Supplier Device Package | Voltage - Collector Emitter Breakdown (Max) | Package / Case | Stock & Quantity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() START405TR STMicroelectronics | 1.1dB @ 1.8GHz | Surface Mount | - | 160 @ 5mA, 4V | - | NPN | 10mA | 19dB | 45mW | - | 4.5V | SC-82A, SOT-343 | 2,517 | ||
![]() START499ETR STMicroelectronics | 3.3dB @ 1.8GHz | Surface Mount | 150°C (TJ) | 160 @ 160mA, 4V | 1.9GHz | NPN | 600mA | 15dB | 600mW | SOT-343 | 4.5V | SC-82A, SOT-343 | 5,308 | ||
![]() START499D STMicroelectronics | - | Surface Mount | 150°C (TJ) | 150 @ 160mA, 3V | - | NPN | 1A | 13dB ~ 14dB | 1.7W | SOT-89 | 4.5V | TO-243AA | 8,204 | ||
![]() SD1275 STMicroelectronics | - | Chassis, Stud Mount | 200°C (TJ) | 20 @ 250mA, 5V | - | NPN | 8A | 9dB | 70W | M135 | 16V | M135 | 4,725 | ||
![]() SD1274 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 20 @ 250mA, 5V | - | NPN | 8A | 10dB | 70W | M135 | 16V | M135 | 2,012 | ||
![]() SD1274-01 STMicroelectronics | - | Surface Mount | - | 20 @ 250mA, 5V | - | NPN | 8A | 10dB | 70W | M113 | 16V | M113 | 6,506 | ||
![]() SD1275-01 STMicroelectronics | - | Surface Mount | - | 20 @ 250mA, 5V | - | NPN | 8A | 9dB | 70W | M113 | 16V | M113 | 7,480 | ||
![]() SD1405 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 20 @ 5A, 5V | - | NPN | 20A | 13dB | 270W | M174 | 18V | M174 | 7,882 | ||
![]() SD1433 STMicroelectronics | - | Chassis, Stud Mount | 200°C (TJ) | 10 @ 1A, 5V | - | NPN | 2.5A | 7dB | 58W | M122 | 16V | M122 | 6,970 | ||
![]() SD1446 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 10 @ 5A, 5V | - | NPN | 12A | 10dB | 183W | M113 | 18V | M113 | 1,204 | ||
![]() SD1477 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 10 @ 5A, 5V | - | NPN | 20A | 6dB | 270W | M111 | 18V | M111 | 2,112 | ||
![]() SD1488 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 20 @ 1A, 5V | - | NPN | 8A | 5.8dB | 117W | M111 | 16V | M111 | 5,946 | ||
![]() SD1726 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 18 @ 1.4A, 6V | - | NPN | 20A | 14dB | 318W | M174 | 55V | M174 | 4,397 | ||
![]() SD1727 STMicroelectronics | - | Chassis, Stud Mount | 200°C (TJ) | 18 @ 1.4A, 6V | - | NPN | 10A | 14dB | 233W | M164 | 55V | M164 | 3,144 | ||
![]() SD1728 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 23 @ 10A, 6V | - | NPN | 40A | 15dB ~ 17dB | 330W | M177 | 55V | M177 | 1,533 | ||
![]() SD1731 STMicroelectronics | - | Surface Mount | 200°C (TJ) | 15 @ 10A, 6V | - | NPN | 20A | 13dB | 233W | M174 | 55V | M174 | 6,233 |
