RF-LAMBDA

R18G31GSALEADER OF RF BROADBAND SOLUTIONS

Wide Band Low Noise Amplifier
18GHz~31GHzFeatures
Gain: 12dB Typical
Noise Figure: 3.0dB Typical
P1dB Output Power: +10dBm TypicalSupply Voltage: +3V @ 65mA
50 Ohm Matched

Typical Applications•••••

Wireless Infrastructure
RF Microwave & VSAT
Military & Aerospace
Test Instrument
Fiber Optics

Electrical Specifications, TA = +25⁰C, Vcc = +3V
Parameter

Min.

Frequency Range

18Gain

10.5

Typ.

Max.

Min.

26.5

26.5

12Typ.

10.5

Max.

Units

31GHz

12dB

Gain Flatness±0.5±0.5dB

Gain Variation Over Temperature (-45 ~ +85)

±1.0

±1.0dB

Noise Figure

3.0Input VSWR

1.8

1.8:1Output VSWR

1.6

1.6:110dBm

Output 1dB Compression Point (P1dB)

74.0

3.5

10

7

5.0

dB

Saturated Output Power (Psat)

1212dBm

Output Third Order Intercept (IP3)2018dBm

Isolation S12-45-37dB

Supply Current (Vcc=+3V)

6585

6585mA

Weight0.35

ounces

Impedance

50Ohms

Input / Output Connectors

FinishingMaterialPackage Sealing

Wide Band Low Noise Amplifier 18GHz~31GHz•••••

2.92mm-Female
Standard: Gold 40 micron; Nickel 220 micron thickness
Option: Gold 80 micron; Nickel 180 micron thickness
Aluminum
Epoxy Sealing (Standard)
Hermetically Sealed (Option with extra charge)

RF-LAMBDA USA.
Sales: sales@rflambda.com

www.rflambda.com

Technical : support@rflambda.com

RF-LAMBDA

R18G31GSALEADER OF RF BROADBAND SOLUTIONS
Absolute Maximum Ratings

Environmental Specifications

Operating Voltage
RF Input Power+5V+8dB m

Step 1Connect Ground Pin

Step 2Connect input and output

Step 3Connect +3V biasing-45 to +85StorageTemperature (⁰C)

-55 to +125

Altitude30,000 ft.
(Epoxy Sealed Controlledenvironment)
60,000 ft. 1.0psi min(Hermetically Sealed Uncontrolled environment)（Optional）

Vibration

25g RMS (15 degrees 2KHz)
endurance, 1 hour
per axisCal
2Power OFF Procedure
Step 1

Turn off +3V biasing

Step2
Remove RFconnection
Trc1 S11 SWR 1 U / Ref 1 U
Cal
M1 18.000000 GHz
M2 26.500000 GHz
M3 31.000000 GHz

9Trc2 S12 dB Mag 10 dB / Ref 0 dB
0
M1 18.000000 GHz -57.074 dB
S12-10M2 26.500000 GHz -42.031 dB
M3 31.000000 GHz -36.909 dB-20Humidity-307-406-50 M15-60

Ch1 fb Start 16 GHzPb

M3-80-25 dBm

Stop 33 GHz
311.559 dB
11.857 dB
11.693 dB

10-300-40-10 M1-50-20-60

Stop 33 GHz-30

77-40

66-50 M1

554433M1

1000 GHz
000 GHz000 GHz

11.559 dB
11.857 dB
11.693 dB

M3S2210S11109988776655442
Stop 33 GHz

1M2

Ch1 fb Start 16 GHz
Pb Start-25 dBm
Ch1 fb16 GHz

M1
M1 18.000000 GHzM2
M2 26.500000 GHz
M3
M3 31.000000 GHz

Cal

18.000000
1.6189U GHz
26.500000
1.5550U GHz
31.000000
1.1913
U GHz21Pb-90

Stop33 GHz-25dBm

M3M2Pb-25dBm
Stop33 GHz• M3 31.000000 GHz

Ch1 fb Start 16

3

Trc4 S22 SWR

11.559 dB
11.857 dB
11.693 dB

S22109Pb-25 dBm

Stop 33 GHz

Pb-25 dBm

Stop 33 GHz

8765432

M1

1
Ch1 fb Start 16-80
4/1/2017,
3:53 AM

M2
M3

Trc3 S21 dB Mag 10 dB / Ref 70 dB
Cal70
M118.000000
GHzS2160
M2 26.500000 GHz

Stop 33 GHz

Trc2Cal240 S12 dB Mag 10 dB / Ref 0 dB
0
M1 18.000000 GHz -57.074 dB
S1230-10
M2 26.500000 GHz -42.031 dB
M220 M1M3
M3 31.000000 GHz -36.909
dB-2010M3-30
M20-40-10-50 M1-20-60
Ch1-70fb Start 16 GHz

M1

Ch1 fb16 GHz
Ch1 fb Start 16 GHz
Pb Start-25 dBm

50

2.7862 U
1.4397 U
2.1713 U-80

M2
M3

• M3 31.000000 GHz50143

M1-70
M3

1Stop 33 GHz

S111 SWR
1 U / Ref 1 U
Trc4 S22 SWR 1Trc1U / RefUCal

3-60

Isolation-25 dBm-20

M12Output VSWRPb

Trc2 S12 dB Ma
0S12-108Trc3 S21 dB Mag 10 dB / Ref 70 dB
Cal70
M1 18.000000 GHz
S2160
M2 26.500000 GHz

Ch1 fb Start 16 GHz

12.7862 U
1.4397 U
2.1713 U

94/1/2017, 3:53 AM

348-90Cal

Cal

M1 18.000000 GHz
U GHz
M1 1.6189
18.000000
M2 26.500000 GHz
U GHz
M2 1.5550
26.500000
M3 31.000000 GHz
U GHz
M3 1.1913
31.000000

9-80

Stop 33 GHz

Stop 33 GHz

S11102-25 dBm-25 dBm

S2210M3PbPb

Trc4 S22 SWR 1Trc1U / Ref
UCal
S111 SWR
1 U / Ref 1 U

M2-70fb Start 16 GHz
Ch1Input VSWR

Ch1 fb Start 16 GHz• M3 31.000000 GHz
50
Trc2 S12 dB Mag 10 dB / Ref 0 dB
Cal2400
M1 18.000000 GHz -57.074 dB
S1230-10
M2 26.500000 GHz -42.031 dB
M220 M1
M3 dB
M3 31.000000
GHz -36.909-20

M320G for 11msec half sine wave,
3 axis both directions

Shock-90

Trc3 S21 dB Mag 10 dB / Ref 70 dBCal70
M1 18.000000 GHzS2160
M2 26.500000 GHz

2.7862 U
1.4397 U
2.1713 U

M2-70

M13Typical
Performance Plots
M22Gain1

1100% RH at 35c, 95%RH at 40ºc
M384000 GHz000 GHz000 GHz

12.7862 U
1.4397 U
2.1713 U

Remove Ground.

Step 3
S1110Wide Band Low Noise Amplifier 18GHz~31GHz

Biasing Up Procedure

Operational
Temperature (⁰C)-90
Stop 33 GHz
311.559 dB
11.857 dB
11.693 dB

Ch1 fb Start 16 GHz

Trc4 S22 SWR 1 U / Ref 1 U
S22109Cal4

M1 18.000000 GHz 1.6189 U
M2 26.500000
GHz USA.
1.5550 www.rflambda.com
URF-LAMBDA
M3 31.000000 GHz 1.1913 U

Sales: sales@rflambda.com

Technical : support@rflambda.com

RF-LAMBDA

R18G31GSALEADER OF RF BROADBAND SOLUTIONS

P1dB vs. Frequency

Noise Figure

Output Third Order Intercept (IP3)+Wide Band Low Noise Amplifier 18GHz~31GHz

Gain vs. Output Power

2nd Harmonic Wave Output Power+
RF-LAMBDA USA.
Sales: sales@rflambda.com

www.rflambda.com

Technical : support@rflambda.com

RF-LAMBDA

R18G31GSALEADER OF RF BROADBAND SOLUTIONS

Outline Drawing:
All Dimensions in mm [inches]

3.5 [0.14]

Wide Band Low Noise Amplifier 18GHz~31GHz

22 [0.87]
12 [0.47]

23 [0.91]

3.5 [0.14]

RF-Lambda

R18G31GSA

R18G31GSA

F:18-31GHz

SNxxxxxxxxx

INOUT

F:18-31GHz

SNxxxxxxxxx

7 [0.28]OUT

38 [1.50]

RF-Lambda

30 [1.18]

IN+3V

GND

+3V

GND

3.5 [0.14]

14 [0.55]

8 [0.31]4- 3.2[0.13]
THRU

5 [0.20]

6.5 [0.26]

4 [0.16]

15 [0.59]

2- 2.1[0.08]
THRU

15 [0.59]

Including Heatsink

Heat Sink required during operation (Sold Separately)

Ordering Information
Part No.

ECCN

Description

R18G31GSA

EAR99

18-31GHz Low Noise Amplifier

Important Notice
The information contained herein is believed to be reliable. RF-Lambda makes no warranties regarding the information contained herein.
RF-Lambda assumes no responsibility or liability whatsoever for any of the information contained herein. RF-Lambda assumes no responsibility
or liability whatsoever for the use of the information contained herein. The information contained herein is provided "AS IS, WHERE IS" andwith all faults, and the entire risk associated with such information is entirely with the user. All information contained herein is subject tochange without notice. Customers should obtain and verify the latest relevant information before placing orders for RF-Lambda products. The
information contained herein or any use of such information does not grant, explicitly or implicitly, to any party any patent rights, licenses, or
any other intellectual property rights, whether with regard to such information itself or anything described by such information.
RF-Lambda products are not warranted or authorized for use as critical components in medical, life-saving, or life sustaining applications, orother applications where a failure would reasonably be expected to cause severe personal injury or death.

RF-LAMBDA USA.
Sales: sales@rflambda.com

www.rflambda.com

Technical : support@rflambda.com