ASX420_17 Datasheet, PDF (13/14 Pages) Advanced Semiconductor Business Inc. – 250 ~ 3500 MHz MMIC Amplifier

ASX420
250 ~ 3500 MHz MMIC Amplifier
APPLICATION CIRCUIT
WiMAX
3100 ~ 3500 MHz
+5 V
Frequency (MHz)
3100
3500
Magnitude S21 (dB) 13.5
13.0
Magnitude S11 (dB) -18
-16
Magnitude S22 (dB) -15
-18
Output P1dB (dBm) 27.5
28.5
Output IP3 (dBm)¹⁾ 42
47
Noise Figure (dB)
7.4
7.4
Device Voltage (V) +5
+5
Current (mA)
370
370
1) OIP3 is measured with two tones at an output power of +15 dBm/tone
separated by 1 MHz.
Schematic
Vs=5 V
D1=5.6V
Zener Diode
R1=3 
C9=1 F
C8=100pF
RF IN
L2=22 nH ^{C5=1 pF}
ASX420
C1=56 pF
C2=0.5 pF
C7=1 F
C6=100pF
L1=22 nH
(Coil Inductor)
C3=56 pF _{RF OUT}
C4=1 pF
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
20
0
15
-10
10
-20
5
-30
13/14
0
2800
0
-5
-10
-15
-20
-25
-30
2800
3000
3200
3400
Frequency (MHz)
3600
3000
3200
3400
Frequency (MHz)
3600
3800
3800
-40
2800
5
3000
3200
3400
Frequency (MHz)
3600
3800
4
3
2
1
0
0
500 1000 1500 2000 2500 3000 3500 4000
Frequency (MHz)
ASB Inc.  [e-mail]  Tel: [phone]
February 2017