ASX423 Datasheet, PDF (7/11 Pages) Advanced Semiconductor Business Inc. – 100-4500 MHz MMIC Amplifier

ASX423
100-4500 MHz MMIC Amplifier
APPLICATION CIRCUIT
PCS
1710 ~ 1880 MHz
+5 V
Schematic
Vcc=5 V
Frequency (MHz)
1710~1880
Magnitude S21 (dB)
23.5
Magnitude S11 (dB)
-15
Magnitude S22 (dB)
-15
Output P1dB (dBm)
29
Output IP3¹⁾ (dBm)
46
Noise Figure (dB)
2.9
Device Voltage (V)
5
Current (mA)
400
1) OIP3 is measured with two tones at an output power of +11 dBm/tone se-
parated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
D1=5.6V
Zener Diode
C9=1 mF
C8=100pF
C5=2 pF
C4=3.3 pF
1 mm
RF IN
L3=18 nH _{C1=100 pF}
ASX423
L1=8.2 nH
2.5 mm
C7=1 mF
C6=100 pF
L2=39 nH
(Coil Inductor)
C2=100 pF _{RF OUT}
0.5 mm
C3=2 pF
S-parameters & K-factor
30
0
25
-5
20
-10
15
-15
10
-20
5
0
1500
1600
1700
1800
1900
2000
Frequency (MHz)
0
-25
1500
1600
1700
1800
1900
2000
Frequency (MHz)
5
7/11
-5
4
-10
3
-15
2
-20
1
-25
-30
1500
1600
1700
1800
1900
2000
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
ASB Inc. · [e-mail] · Tel: [phone]
September 2011