ASX420_17 Datasheet, PDF (3/14 Pages) Advanced Semiconductor Business Inc. – 250 ~ 3500 MHz MMIC Amplifier

ASX420
250 ~ 3500 MHz MMIC Amplifier
APPLICATION CIRCUIT
LTE
698 ~ 787 MHz
+5 V
Frequency (MHz)
698 ~ 787
Magnitude S21 (dB)
34.0
Magnitude S11 (dB)
-14
Magnitude S22 (dB)
-7
Output P1dB (dBm)
30
Output IP3¹⁾ (dBm)
47
Noise Figure (dB)
6.5
Device Voltage (V)
+5
Current (mA)
370
1) OIP3 is measured with two tones at an output power of +12 dBm/tone
separated by 1 MHz.
Schematic
R1=3 
C8=1 F
C7=100pF
RF IN
Vcc=5 V
D1=5.6V
Zener Diode
C6=1 F
C4=100 pF
L2=82 nH
1.5 mm ASX420
C1=100 pF
C5=100pF
L1=82 nH
(Coil Inductor)
C2=100 pF _{RF OUT}
9 mm
C3=6.8 pF
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
50
0
40
-5
30
-10
20
-15
10
-20
0
400
500
600
700
800
900
1000
Frequency [MHz]
5
-25
400
500
600
700
800
900
1000
Frequency [MHz]
5
4
0
3
-5
2
-10
1
-15
400
500
600
700
800
900
1000
Frequency [MHz]
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
3/14
ASB Inc.  [e-mail]  Tel: [phone]
February 2017