ASX423 Datasheet, PDF (3/11 Pages) Advanced Semiconductor Business Inc. – 100-4500 MHz MMIC Amplifier

ASX423
100-4500 MHz MMIC Amplifier
APPLICATION CIRCUIT
IF
150 MHz
+5 V
Schematic
Vs=5 V
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 mF
C7=100 pF _{C4=22 pF}
L4=82 nH
RF IN
L5=56 nH
ASX423
R1=180 W
C1=100 pF
L2=47 nH
D1=5.6V
Zener Diode
C6=1 mF
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
0
-5
30
-10
20
-15
-20
10
-25
0
0
50
100
150
200
250
300
Frequency (MHz)
0
-30
0
10
50
100
150
200
250
300
Frequency (MHz)
-5
8
-10
6
-15
4
-20
2
-25
-30
0
50
100
150
200
250
300
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
3/11
ASB Inc. · [e-mail] · Tel: [phone]
September 2011