ASX401 Datasheet, PDF (16/33 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

ASX401
250-3000 MHz MMIC Amplifier
APPLICATION CIRCUIT
1200 ~ 1400 MHz
+5 V
Schematic
Vs=5 V
Frequency (MHz)
1200 1400
Magnitude S21 (dB)
16.0
14.5
Magnitude S11 (dB)
-7
-7
Magnitude S22 (dB)
-20
-16
Output P1dB (dBm)
Output IP3¹⁾ (dBm)
29.5
29.5
44
44
Noise Figure (dB)
4.6
4.8
Device Voltage (V)
5
5
Current (mA)
290
290
1) OIP3 is measured with two tones at an output power of +12
dBm/tone separated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
RF IN
C1=100 pF ^{L2=2.2 nH}
ASX401
C3=5 pF
D1=5.6V
Zener Diode
C6=1 mF
C5=100pF
L1=47 nH
(Coil Inductor)
C2=100 pF
RF OUT
C4=3.3 pF
S-parameters & K-factor
20
0
15
-5
10
-10
5
-15
0
1000
1100
1200
1300
1400
1500
1600
Frequency (MHz)
0
-5
-10
-15
-20
-25
-30
1000
1100
1200
1300
1400
1500
1600
Frequency (MHz)
-20
1000
1100
1200
1300
1400
1500
1600
Frequency (MHz)
5
4
3
2
1
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
16/33
ASB Inc. · [e-mail] · Tel: [phone]
September 2012