ASX423_17 Datasheet, PDF (3/14 Pages) Advanced Semiconductor Business Inc. – 100 ~ 4500 MHz MMIC Amplifier

APPLICATION CIRCUIT
IF
150 MHz
+5 V
Schematic
Vs=5 V
ASX423
100 ~ 4500 MHz MMIC Amplifier
Frequency (MHz)
150
Magnitude S21 (dB)
33.5
Magnitude S11 (dB)
-17
Magnitude S22 (dB)
-13
Output P1dB (dBm)
29.5
Output IP3¹⁾ (dBm)
44.5
Noise Figure (dB)
4.5
Device Voltage (V)
+5
Current (mA)
400
1) OIP3 is measured with two tones at an output power of +9 dBm/tone sepa-
rated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
C8=1 F
C7=100 pF _{C4=22 pF}
L4=82 nH
RF IN
L5=56 nH
ASX423
R1=180 
C1=100 pF
L2=47 nH
D1=5.6V
Zener Diode
C6=1 F
C5=100 pF
L1=82 nH
(Coil Inductor)
L3=22 nH
C2=100 pF _{RF OUT}
4 mm
3.5 mm
C3=39 pF
S-parameters & K-factor
40
30
20
10
0
0
0
-5
-10
-15
-20
-25
-30
0
50
100
150
200
250
300
Frequency (MHz)
50
100
150
200
250
300
Frequency (MHz)
0
-5
-10
-15
-20
-25
-30
0
10
50
100
150
200
250
300
Frequency (MHz)
8
6
4
2
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
3/14
ASB Inc.  [e-mail]  Tel: [phone]
February 2017