ASX423_17 Datasheet, PDF (12/14 Pages) Advanced Semiconductor Business Inc. – 100 ~ 4500 MHz MMIC Amplifier

APPLICATION CIRCUIT
WLAN & WiMAX
2300 ~ 2700 MHz
+5 V
ASX423
100 ~ 4500 MHz MMIC Amplifier
Frequency (MHz)
2300 2500 2700
Magnitude S21 (dB)
20.5 19.0 17.0
Magnitude S11 (dB)
-13
-20
-14
Magnitude S22 (dB)
-14
-11
-13
Output P1dB (dBm)
Output IP3¹⁾ (dBm)
30.0 30.0 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 sep-
arated by 1 MHz.
Schematic
Vcc=5 V
Board Layout (FR4, 40x40 mm², 0.8T)
D1=5.6V
Zener Diode
C10=1 F
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 F
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
0
2200
2400
2600
Frequency (MHz)
2800
3000
-5
-10
-15
-20
-25
2000
2200
2400
2600
Frequency (MHz)
2800
3000
0
-5
-10
-15
-20
-25
-30
2000
5
2200
2400
2600
Frequency (MHz)
2800
3000
4
3
2
1
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
12/14
ASB Inc.  [e-mail]  Tel: [phone]
February 2017