| PartNumber | START405TR | START499D | START499ETR |
| Description | RF Bipolar Transistors NPN High Frequency | RF Bipolar Transistors NPN RF TRANSISTOR 29dBm 14dBgain 900mz | Bipolar Transistors - BJT Discrete Med P AMP |
| Manufacturer | STMicroelectronics | STMicroelectronics | ST |
| Product Category | RF Bipolar Transistors | RF Bipolar Transistors | Transistors - Bipolar (BJT) - RF |
| RoHS | N | Y | - |
| Series | START405 | START499 | START499ETR |
| Technology | Si | Si | - |
| Transistor Polarity | NPN | NPN | NPN |
| DC Collector/Base Gain hfe Min | 160 | - | - |
| Collector Emitter Voltage VCEO Max | 4.5 V | 4.5 V | - |
| Emitter Base Voltage VEBO | 1.5 V | 1.5 V | - |
| Continuous Collector Current | 10 mA | 1 A | 600 mA |
| Minimum Operating Temperature | - 65 C | - 65 C | - 65 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-343-4 | SOT-89 | - |
| Packaging | Reel | Reel | Digi-ReelR Alternate Packaging |
| Collector Base Voltage VCBO | 15 V | - | - |
| DC Current Gain hFE Max | 160 | 150 | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Maximum DC Collector Current | 0.01 A | - | 600 mA |
| Moisture Sensitive | Yes | Yes | - |
| Pd Power Dissipation | 45 mW | 1.7 W | - |
| Product Type | RF Bipolar Transistors | RF Bipolar Transistors | - |
| Factory Pack Quantity | 3000 | 1 | - |
| Subcategory | Transistors | Transistors | - |
| Transistor Type | - | Bipolar | NPN |
| Configuration | - | Single | Single |
| Height | - | 1.6 mm | - |
| Length | - | 4.6 mm | - |
| Type | - | RF Bipolar Small Signal | - |
| Width | - | 2.6 mm | - |
| Unit Weight | - | 0.004603 oz | - |
| Package Case | - | - | SC-82A, SOT-343 |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | SOT-343 |
| 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 |
| Gain | - | - | 15dB |
| Pd Power Dissipation | - | - | 600 mW |
| Collector Emitter Voltage VCEO Max | - | - | 4.5 V |
| Collector Base Voltage VCBO | - | - | 15 V |
| Emitter Base Voltage VEBO | - | - | 1.5 V |
| Gain Bandwidth Product fT | - | - | 42 GHz |
| DC Collector Base Gain hfe Min | - | - | 160 |