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AST20S Datasheet(PDF) 16 Page - Advanced Semiconductor Business Inc.

Part # AST20S
Description  High Gain, Low Noise Amplifier
PDF  41 Pages
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Manufacturer  ASB [Advanced Semiconductor Business Inc.]
Direct Link  http://www.asb.co.kr
Logo ASB - Advanced Semiconductor Business Inc.

AST20S Datasheet(HTML) 16 Page - Advanced Semiconductor Business Inc.

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ASB Inc.
 sales@asb.co.kr  Tel: +82-42-528-7225
February 2017
AST20S
High Gain, Low Noise Amplifier
1) OIP3 is measured with two tones at an output power of +0 dBm/tone separated by 1MHz.
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Power Gain
Gp
F = 3.5 GHz
8.5
dB
Noise Figure
NF
F = 3.5 GHz
2.1
dB
Input Return Loss
RLin
F = 3.5 GHz
-10
dB
Output Return Loss
RLout
F = 3.5 GHz
-10
dB
1 dB Gain Compression
Output Power
Po(1dB)
F = 3.5 GHz
18
dBm
3rd Intercept Point
Output Power1)
OIP3
F = 3.5 GHz
33
dBm
Circuit Current
Id
F = 3.5 GHz
Non-RF
40
mA
Schematic
S-parameters & K-factor
APPLICATION CIRCUIT
WiMAX
3500 MHz
+5 V
Board Layout (FR4, 23x13 mm2, 0.8T)
Note: 1) The length of the strip line P1 is given as below at
the PCB with Er = 4.5 and T = 0.8 mm.
P1 Length: 1.7 mm, Width: 0.3 mm
2) Gain and S11 are in trade-off and varied with the length of P1
3000
3200
3400
3600
3800
4000
-30
-20
-10
0
10
20
30
S12
S22
S11
S21
Frequency [MHz]
0
500
1000
1500
2000
2500
3000
3500
0
1
2
3
4
5
Frequency (MHz)
S11
S22
freq (3.000GHz to 4.000GHz)
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