ASX401 Datasheet, PDF (6/33 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

APPLICATION CIRCUIT
LTE
698 ~ 787 MHz
+5 V
ASX401
250-3000 MHz MMIC Amplifier
Frequency (MHz)
698 ~ 787
Magnitude S21 (dB)
19.5
Magnitude S11 (dB)
-9
Magnitude S22 (dB)
-12
Output P1dB (dBm)
30
Output IP3¹⁾ (dBm)
47
Noise Figure (dB)
4.4
Device Voltage (V)
5
Current (mA)
290
1) OIP3 is measured with two tones at an output power of +11
dBm/tone separated by 1 MHz.
Schematic
Vcc=5 V
RF IN
D1=5.6V
Zener Diode
C6=1 mF
C1=100 pF L2=6.8 nH
ASX401
C3=9 pF
C5=100pF
L1=68 nH
(Coil Inductor)
C2=100 pF
L3=3.3 nH
C4=6 pF
RF OUT
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
25
0
20
-5
15
-10
10
-15
5
-20
0
400
500
600
700
800
900
1000
Frequency [MHz]
0
-25
400
500
600
700
800
900
1000
Frequency [MHz]
5
4
-5
3
-10
2
-15
1
-20
400
500
600
700
800
900
1000
Frequency [MHz]
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
6/33
ASB Inc. · [e-mail] · Tel: [phone]
September 2012