ASX401 Datasheet, PDF (7/33 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

APPLICATION CIRCUIT
776 ~ 901 MHz
+5 V
Schematic
Vs=5 V
ASX401
250-3000 MHz MMIC Amplifier
Frequency (MHz)
776
901
Magnitude S21 (dB)
19.2
18.6
Magnitude S11 (dB)
-6
-9
Magnitude S22 (dB)
-16
-14
Output P1dB (dBm)
Output IP3¹⁾ (dBm)
29.0
28.5
44
45
Noise Figure (dB)
5.5
4.5
Device Voltage (V)
5
5
Current (mA)
290
290
1) OIP3 is measured with two tones at an output power of +9
dBm/tone separated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
D1=5.6V
Zener Diode
C7=1 mF
RF IN
C1=100 pF L2=3.3 nH L3=3.3 nH
L4=3.9 nH
ASX401
C6=100pF
L1=100 nH
(Coil Inductor)
C2=100 pF
RF OUT
C3=5.6 pF
C4=6 pF
C5=5.6 pF
S-parameters & K-factor
25
0
20
15
10
5
0
600
0
700
800
900
1000
1100
Frequency (MHz)
-5
-10
-15
-20
600
5
700
800
900
1000
1100
Frequency (MHz)
4
-5
3
-10
2
-15
1
7/33
-20
600
700
800
900
1000
1100
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
ASB Inc. · [e-mail] · Tel: [phone]
September 2012