ASX401 Datasheet, PDF (31/33 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

APPLICATION CIRCUIT
1680 MHz
+3.9 V
Schematic
Vcc=3.9 V
RF IN
C1=56 pF
C3=3.9 pF
D1=5.6V
Zener Diode
C6=1 mF
ASX401
3 mm
C5=100pF
L1=39 nH
(Coil Inductor)
C2=56 pF
RF OUT
3.5 mm
C4=2.2 pF
ASX401
250-3000 MHz MMIC Amplifier
Frequency (MHz)
1680
Magnitude S21 (dB)
14.5
Magnitude S11 (dB)
-20
Magnitude S22 (dB)
-12
Output P1dB (dBm)
27
Output IP3¹⁾ (dBm)
34
Noise Figure (dB)
2.6
Device Voltage (V)
3.9
Current (mA)
100
1) OIP3 is measured with two tones at an output power of +0
dBm/tone separated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
20
15
10
5
0
1400
1500
1600
1700
1800
1900
Frequency (MHz)
0
0
-5
-10
-15
-20
-25
-30
1400
5
1500
1600
1700
1800
Frequency (MHz)
1900
4
-5
3
-10
2
-15
1
-20
1400
1500
1600
1700
1800
1900
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
31/33
ASB Inc. · [e-mail] · Tel: [phone]
September 2012