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AST20S データシート(PDF) 14 Page - Advanced Semiconductor Business Inc.

部品番号 AST20S
部品情報  High Gain, Low Noise Amplifier
PDF  33 Pages
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メーカー  ASB [Advanced Semiconductor Business Inc.]
ホームページ  http://www.asb.co.kr
Logo ASB - Advanced Semiconductor Business Inc.

AST20S データシート(HTML) 14 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 +0dBm/tone separated by 1MHz.
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Power Gain
Gp
F = 2.5 GHz
11
dB
Noise Figure
NF
F = 2.5 GHz
0.9
dB
Input Return Loss
RLin
F = 2.5 GHz
-10
dB
Output Return Loss
RLout
F = 2.5 GHz
-14
dB
1 dB Gain Compression
Output Power
Po(1dB)
F = 2.5 GHz
15
dBm
3
rd Intercept Point
Output Power
1)
OIP3
F = 2.5 GHz
29.5
dBm
Circuit Current
Icc
F = 2.5 GHz
Non-RF
20
mA
Schematic
S-parameters & K-factor
APPLICATION CIRCUIT
2500 MHz
+3.3 V
Board Layout (FR4, 23x13 mm
2, 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: 2.5 mm, Width: 0.3 mm
2) Gain and S11 are in trade-off and varied with the length of P1
Bottom
Top
C1=5 pF
C2=10 pF
RF OUT
AST20S
C3=10 nF
RF IN
L2=10 nH
*P1
R1=750
W
C4=1 uF
*P1
VDD
R2=5.1 k
W
L1=8.2 nH
R3=33
W
2000
2200
2400
2600
2800
3000
-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 (2.000GHz to 3.000GHz)



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