ASX423_17 Datasheet, PDF (13/14 Pages) Advanced Semiconductor Business Inc. – 100 ~ 4500 MHz MMIC Amplifier

APPLICATION CIRCUIT
C-Band
4300 ~ 4500 MHz
+5 V
ASX423
100 ~ 4500 MHz MMIC Amplifier
Frequency (MHz)
4300
4500
Magnitude S21 (dB)
10.0
10.5
Magnitude S11 (dB)
-9
-11
Magnitude S22 (dB)
-8
-7
Output P1dB (dBm)
27
23
Output IP3¹⁾ (dBm)
41
39
Noise Figure (dB)
6.2
6.2
Device Voltage (V)
+5
+5
Current (mA)
400
400
1) OIP3 is measured with two tones at an output power of +12 dBm/tone sep-
arated by 1 MHz.
Schematic
Vs=5 V
Board Layout (FR4, 40x40 mm², 0.8T)
C9=1 F
C8=100pF
C5=2 pF
RF IN
L3=6.8 nH
ASX423
C1=3 pF _{R1=4.7 }
C3=0.5 pF
D1=5.6V
Zener Diode
C7=1 F
C6=100 pF
L2=6.8 nH
(Coil Inductor)
RF OUT
C2=10 pF
C4=0.5 pF
S-parameters & K-factor
15
10
5
0
4000
0
4200
4400
Frequency (MHz)
4600
4800
-5
-10
-15
4000
4200
4400
Frequency (MHz)
4600
4800
0
-5
-10
-15
-20
4000
5
4200
4400
Frequency (MHz)
4600
4800
4
3
2
1
0
0
1000
2000
3000
4000
5000
Frequency (MHz)
13/14
ASB Inc.  [e-mail]  Tel: [phone]
February 2017