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SG117 DC–3.5 GHz RF Gain Block Amplifier

SANLAND SG117 DC–3.5 GHz RF gain block amplifier in SOT-363 package

SG117 DC–3.5 GHz RF Gain Block Amplifier

关键性能

●  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.

SANLAND SG117 broadband RF gain block amplifier architecture showing RF input and output, DC blocking capacitors, 5V bias, RFC bias feed, Pin 6 RF input, Pin 3 RF output/VCC, and SOT-363 package

Pin Assignment & Package

SG117 SOT-363 RF gain block amplifier pin assignment showing VCC, RF input, RF output/VCC and ground pins

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.

 

Frequently Asked Questions

  • What is the operating frequency range of SG117?

SG117 is designed for broadband RF amplification from DC to 3.5 GHz.

  • What supply voltage does SG117 require?

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.

  • What package does SG117 use?

SG117 is supplied in a compact 6-pin SOT-363 package suitable for space-constrained RF designs.

  • What applications is SG117 designed for?

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.

  • Can SG117 be evaluated for legacy broadband MMIC designs?

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

SG117 S21 versus frequency curve showing broadband forward transmission performance from 0 to 4 GHz, with S21 values of 24.828 dB at 1 GHz, 26.196 dB at 2 GHz, 24.264 dB at 3 GHz and 18.634 dB at 4 GHz SG117 RF gain block noise figure versus frequency curve showing NF performance across the broadband operating range
SG117 RF gain block output P1dB versus frequency curve showing output compression performance across the operating frequency range SG117 RF gain block OIP3 versus frequency curve showing third-order intercept performance across the broadband operating range
SG117 DC–3.5 GHz RF gain block applications for wireless communications, ISM/WLAN, RF buffering, satellite receivers, LNB and TV tuner systems
SG117 can be used as a broadband RF buffer amplifier and MMIC gain block for RF front-end applications, including wireless communications, ISM/WLAN systems, satellite receivers, LNBs and TV tuners. Its DC–3.5 GHz broadband response supports general-purpose RF gain and buffering across a wide range of signal chains.

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