High power gain low noise NPN transistor GUOXIN JIAPIN SEMICONDUCTOR FC4901 ideal for surface mount VHF UHF amplifier designs
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Product Description
Product Description
The FC4901 is an ultra-high frequency, low-noise NPN silicon epitaxial bipolar transistor manufactured by Guo Xin Jia Pin Semiconductor Co., Ltd. It features high power gain, low noise characteristics, and a large dynamic range. Its ultra-small SOT-323 package makes it ideal for high-density surface mount applications, primarily used in VHF and UHF high-frequency, low-noise broadband amplifiers.
Product Attributes
- Brand: (Guo Xin Jia Pin SEMICONDUTOR)
- Origin: China (implied by manufacturer's name)
- Material: Silicon Epitaxial Bipolar
- Package: SOT-323
Technical Specifications
| Parameter | Symbol | Min | Typical | Max | Unit | Test Conditions |
| Collector-Base Breakdown Voltage | VCBO | 15 | V | IC=1.0A | ||
| Collector-Emitter Breakdown Voltage | VCEO | 9 | V | |||
| Emitter-Base Breakdown Voltage | VEBO | 1.5 | V | |||
| Collector Current | IC | 50 | mA | |||
| Power Dissipation | PC | 100 | mW | |||
| Junction Temperature | Tj | 150 | ||||
| Storage Temperature | Tstg | -65 | +150 | |||
| Collector-Base Leakage Current | ICBO | 0.1 | A | VCB=10V | ||
| Emitter-Base Leakage Current | IEBO | 0.1 | A | VEB=1V | ||
| DC Current Gain | hFE | 90 | 150 | 250 | VCE=5V, IC=20mA | |
| Gain Bandwidth Product | fT | 7 | 9 | GHz | VCE=5V, IC=20mA | |
| Output Feedback Capacitance | Cre | 0.65 | 1.0 | pF | VCB=10V,IE=0mA, f=1MHz | |
| Insertion Power Gain | | S21e |2 | 13.3 | 13.5 | dB | VCE=5V,IC=5mA, f=0.9GHz; VCE=5V,IC=20mA,f=0.9GHz | |
| Noise Factor | NF | 1.6 | 2.5 | dB | VCE=5V, IC=5mA, f=0.9GHz |
| Frequency (GHz) | S11 MAG | S11 ANG | S21 MAG | S21 ANG | S12 MAG | S12 ANG | S22 MAG | S22 ANG |
| 0.1 | 0.482 | -79.853 | 25.430 | 135.31 | 0.020 | 63.866 | 0.786 | -21.025 |
| 0.2 | 0.450 | -120.84 | 16.776 | 117.16 | 0.026 | 64.66 | 0.614 | -40.075 |
| 0.3 | 0.419 | -146.54 | 12.511 | 106.35 | 0.033 | 67.181 | 0.513 | -45.357 |
| 0.4 | 0.410 | -163.95 | 10.054 | 99.859 | 0.040 | 64.4 | 0.467 | -48.73 |
| 0.5 | 0.402 | -178.26 | 8.186 | 95.673 | 0.046 | 66.285 | 0.452 | -54.326 |
| 0.6 | 0.400 | 170.03 | 6.831 | 90.637 | 0.051 | 68.126 | 0.440 | -59.156 |
| 0.7 | 0.395 | 159.69 | 5.944 | 86.449 | 0.061 | 68.343 | 0.434 | -64.801 |
| 0.8 | 0.399 | 150.44 | 5.183 | 82.109 | 0.064 | 71.459 | 0.427 | -70.457 |
| 0.9 | 0.397 | 142.48 | 4.741 | 77.456 | 0.077 | 73.043 | 0.433 | -76.914 |
| 1 | 0.394 | 134.17 | 4.330 | 75.451 | 0.081 | 74.011 | 0.431 | -81.942 |
| 1.1 | 0.394 | 126.01 | 3.904 | 73.331 | 0.090 | 78.88 | 0.434 | -87.979 |
| 1.2 | 0.393 | 118.88 | 3.460 | 70.505 | 0.093 | 82.093 | 0.433 | -92.392 |
| 1.3 | 0.395 | 111.24 | 3.131 | 65.779 | 0.100 | 79.846 | 0.439 | -99.814 |
| 1.4 | 0.388 | 104.27 | 2.895 | 63.501 | 0.115 | 80.355 | 0.438 | -105.56 |
| 1.5 | 0.385 | 98.31 | 2.701 | 59.745 | 0.126 | 84.651 | 0.444 | -111.63 |
| 1.6 | 0.387 | 90.492 | 2.567 | 58.722 | 0.131 | 85.665 | 0.442 | -117.48 |
| 1.7 | 0.389 | 84.07 | 2.263 | 60.445 | 0.144 | 86.137 | 0.443 | -123.71 |
| 1.8 | 0.393 | 77.013 | 2.041 | 57.306 | 0.156 | 83.966 | 0.456 | -129.5 |
| 1.9 | 0.392 | 71.616 | 1.902 | 55.569 | 0.176 | 83.702 | 0.455 | -134.9 |
| 2 | 0.396 | 65.487 | 1.777 | 53.999 | 0.192 | 85.078 | 0.466 | -140.24 |
| 2.1 | 0.391 | 57.703 | 1.746 | 54.863 | 0.196 | 83.86 | 0.459 | -145.73 |
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