ASX621_17 Datasheet, PDF (10/12 Pages) Advanced Semiconductor Business Inc. – 250 ~ 3000 MHz MMIC Amplifier

ASX621
250 ~ 3000 MHz MMIC Amplifier
APPLICATION CIRCUIT
WiMAX
2700 ~ 2900 MHz
+5 V
Frequency (MHz)
2700
2900
Magnitude S21 (dB)
16.0
14.0
Magnitude S11 (dB)
-12
-12
Magnitude S22 (dB)
-15
-15
Output P1dB (dBm)
33
Output IP3¹⁾ (dBm)
48
Noise Figure (dB)
5.9
Device Voltage (V)
+5
Current (mA)
1150
1) OIP3 is measured with two tones at an output power of +15
dBm/tone separated by 1 MHz.
Schematic
Vcc=5 V
D1=5.6V
Zener Diode
C8=1 F
*C4 shall be placed as close as
possible to the pin.
C6=1 F
C5=100pF
C7=100pF
L2=27 nH _{C4=1 pF}
(Coil Inductor)
RF IN
ASX621
L1=27 nH
(Coil Inductor)
C2=1.2 pF _{RF OUT}
2.5 mm
C1=1.5 pF
C3=1.2 pF
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters
25
0
20
-5
15
-10
10
-15
5
10/12
0
2500
0
2600
2700
2800
2900
Frequency (MHz)
3000
3100
-5
-10
-15
-20
-25
-30
2500
2600
2700
2800
2900
Frequency (MHz)
3000
3100
-20
2500
5
2600
2700
2800
2900
Frequency (MHz)
3000
3100
4
3
2
1
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
ASB Inc.  [e-mail]  Tel: [phone]
February 2017