Key Features
| ● DC to 3.5 GHz Broadband Operation |
| ● 24.5 dB Typical Gain @ 1 GHz |
| ● 2.7 dB Noise Figure @ 1 GHz |
| ● 9.8 dBm Output P1dB @ 1 GHz |
| ● Single 5 V Supply |
| ● 25 mA Typical Current |
| ● VSWR < 2.0 |
| ● Unconditionally Stable |
| ● Compact SOT-363 Package |
| ● GaAs pHEMT Technology |
SG117 is a GaAs pHEMT broadband amplifier designed for general-purpose wideband RF amplification from DC to 3.5 GHz. Combining high gain, low noise, high linearity and unconditional stability in a compact 6-pin package, SG117 is suitable for RF front ends, buffer amplifiers and gain stages in wireless, broadband and satellite communication systems. Its single 5 V supply and compact SOT-363 form factor help simplify integration into space-constrained RF designs.

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Pin | Function | Description |
| 1 | VCC | Bias voltage for input gate | |
| 2, 4, 5 | GND | GND | |
| 3 | RF OUT / VCC | RF output; apply VCC through RF choke; DC blocking capacitor required | |
| 6 | RF IN | RF input; DC blocking capacitor required |
Body Size: 2.2 × 1.35 × 1.1 mm Max.
The compact 6-pin SOT-363 package makes SG117 suitable for broadband MMIC amplifier designs where PCB space is limited.
SG117 is designed for broadband RF amplification from DC to 3.5 GHz.
SG117 is a 5 V RF gain block amplifier with a typical quiescent current of 25 mA, making it suitable for compact and low-current RF designs.
SG117 is supplied in a compact 6-pin SOT-363 package suitable for space-constrained RF designs.
SG117 can be used in broadband RF gain stages for wireless communications, ISM and WLAN systems, DBS/TVRO, RF front ends, buffer amplifiers and tuner applications.
Yes. SG117 may be considered for engineering evaluation when migrating from selected legacy SOT-363 broadband MMIC gain blocks, including NXP BGA2866, BGA2867 and BGA2869. Circuit configuration, bias network, gain requirements and RF performance should be independently verified for each application.
RF Performance
| Parameter | Typical Value | Test Condition |
| Frequency Range | DC–3.5 GHz | — |
| Gain | 24.5 dB | @ 1 GHz |
| Noise Figure | 2.7 dB | @ 1 GHz |
| OIP3 | +21 dBm | @ 1 GHz |
| Output P1dB | +10 dBm | @ 1 GHz |
| S11 | –14 dB | @ 2.5 GHz |
| S22 | –12 dB | @ 2.5 GHz |
| S12 | –32 dB | @ 2.5 GHz |
| Supply Voltage | 5 V | — |
| Supply Current | 25 mA Typ. | — |
| System Impedance | 50 Ω | Test condition |
| Package | SOT-363 | 6-pin |
Typical RF performance is characterized in a 50 Ω system with a 5 V supply, providing reference data for broadband gain block selection and RF design.
Typical RF Performance vs. Frequency
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