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AST20S датащи(PDF) 11 Page - Advanced Semiconductor Business Inc.

номер детали AST20S
подробное описание детали  High Gain, Low Noise Amplifier
PDF  33 Pages
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производитель  ASB [Advanced Semiconductor Business Inc.]
домашняя страница  http://www.asb.co.kr
Logo ASB - Advanced Semiconductor Business Inc.

AST20S датащи(HTML) 11 Page - Advanced Semiconductor Business Inc.

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ASB Inc.
· sales@asb.co.kr · Tel: +82-42-528-7223
August 2012
AST20S
High Gain, Low Noise Amplifier
1) OIP3 is measured with two tones at an output power of +4 dBm/tone separated by 1MHz.
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Power Gain
Gp
F = 1.95 GHz
15.6
dB
Noise Figure
NF
F = 1.95 GHz
0.79
dB
Input Return Loss
RLin
F = 1.95 GHz
-14
dB
Output Return Loss
RLout
F = 1.95 GHz
-14
dB
1 dB Gain Compression
Output Power
Po(1dB)
F = 1.95 GHz
19.6
dBm
3
rd Intercept Point
Output Power
1)
OIP3
F = 1.95 GHz
35
dBm
Circuit Current
Icc
F = 1.95 GHz
Non-RF
80
mA
Schematic
S-parameters & Noise Figure
APPLICATION CIRCUIT
Balanced Type
1950 MHz
+5 V
Board Layout (FR4, 50x26 mm
2, 0.8T)
* Coupler : Anaren, XC1900A-03
freq (1.700GHz to 2.300GHz)
S11
S22
C1=100 pF
C3=6.8 pF
RF OUT
AST20S
C2=10 nF
RF IN
L2=10 nH
(Coil Inductor)
R2=750
W
C4=1 uF
VDD
R3=5.1 k
W
L1=10 nH
(Coil Inductor)
R4=47
W
*Coupler
R1=50
W
C5=100 pF
C7=6.8 pF
AST20S
C6=10 nF
L4=10 nH
(Coil Inductor)
R5=750
W
C8=1 uF
VDD
R6=5.1 k
W
L3=10 nH
(Coil Inductor)
R7=47
W
*Coupler
R8=50
W
1700
1800
1900
2000
2100
2200
2300
-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)
1700
1800
1900
2000
2100
2200
2300
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
Frequency (MHz)
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