ASX521_17 Datasheet, PDF (11/13 Pages) Advanced Semiconductor Business Inc. – 250 ~ 3000 MHz MMIC Amplifier

ASX521
250 ~ 3000 MHz MMIC Amplifier
APPLICATION CIRCUIT
WLAN
2400 ~ 2500 MHz
+5 V
Frequency (MHz)
2400 ~ 2500
Magnitude S21 (dB)
18.5
Magnitude S11 (dB)
-18
Magnitude S22 (dB)
-15
Output P1dB (dBm)
31.5
Output IP3¹⁾ (dBm)
48
Noise Figure (dB)
5.1
Device Voltage (V)
+5
Current (mA)
870
1) OIP3 is measured with two tones at an output power of +14
dBm/tone separated by 1 MHz.
Schematic
Vcc=5 V
D1=5.6V
Zener Diode
C9=1 F
C8=100pF
L2=22 nH C5=1 pF
(Coil Inductor)
RF IN
2 mm ASX521
C1=5 pF
C2=1.8 pF
C7=1 F
C6=100pF
L1=10 nH
(Coil Inductor)
C3=100 pF _{RF OUT}
C4=1.5 pF
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters
25
0
20
-5
15
-10
10
-15
5
-20
0
1800
0
2000
2200
2400
2600
Frequency (MHz)
2800
3000
-25
1800
5
2000
2200
2400
2600
Frequency (MHz)
2800
3000
-5
4
-10
3
-15
2
-20
1
11/13
-25
1800
2000
2200
2400
2600
Frequency (MHz)
2800
3000
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
ASB Inc.  [e-mail]  Tel: [phone]
February 2017