ASX423 Datasheet, PDF (10/11 Pages) Advanced Semiconductor Business Inc. – 100-4500 MHz MMIC Amplifier

ASX423
100-4500 MHz MMIC Amplifier
APPLICATION CIRCUIT
2300 ~ 2700 MHz
+5 V
Schematic
Vcc=5 V
Frequency (MHz)
2300 2500 2700
Magnitude S21 (dB)
20.5
19
17
Magnitude S11 (dB)
-13
-20
-14
Magnitude S22 (dB)
-14
-11
-13
Output P1dB (dBm)
Output IP3¹⁾ (dBm)
30
30
29.5
45
45
45
Noise Figure (dB)
2.8
2.9
3.2
Device Voltage (V)
5
5
5
Current (mA)
400
400
400
1) OIP3 is measured with two tones at an output power of +12 dBm/tone se-
parated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
D1=5.6V
Zener Diode
C10=1 mF
C9=100pF
C6=1 pF
C5=3.3 pF
RF IN
L3=18 nH
ASX423
C1=100 pF
L1=18 nH
C2=0.5 pF
C8=1 mF
C7=100 pF
0.5 mm
L2=39 nH
(Coil Inductor)
RF OUT
C3=100 pF
C4=1.5 pF
S-parameters & K-factor
30
25
20
15
10
5
0
2000
2200
2400
2600
2800
3000
Frequency (MHz)
0
0
-5
-10
-15
-20
-25
-30
2000
2200
2400
2600
2800
3000
Frequency (MHz)
5
-5
4
-10
3
-15
2
-20
1
10/11
-25
2000
2200
2400
2600
2800
3000
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
ASB Inc. · [e-mail] · Tel: [phone]
September 2011