ASX401 Datasheet, PDF (32/33 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

ASX401
250-3000 MHz MMIC Amplifier
APPLICATION CIRCUIT
1710 ~ 1785 MHz
+5 V
Schematic
RF IN
*Coupler
R1=51 W
Vs=5 V
C1=56 pF
C3=3.9 pF
2 mm
ASX401
D1=5.6V
Zener Diode
C6=1 mF
C5=100pF
L1=39 nH
(Coil Inductor)
C2=56 pF
3.5 mm
C4=2.2 pF
C7=56 pF
C9=3.9 pF
ASX401
2 mm
3.5 mm
C8=56 pF
L2=39 nH
(Coil
Inductor)
C10=2.2 pF
Frequency (MHz)
1710 ~ 1785
Magnitude S21 (dB)
14
Magnitude S11 (dB)
-20
Magnitude S22 (dB)
-20
Output P1dB (dBm)
32
Output IP3¹⁾ (dBm)
45.5
Noise Figure (dB)
5.2
Device Voltage (V)
5
Current (mA)
560
1) OIP3 is measured with two tones at an output power of +12 dBm/tone sepa-
rated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
R2=51 W
*Coupler
RF OUT
*Coupler: RN2, RCP1850A03
C11=100pF
C12=1 mF
Vs=5 V
D2=5.6V
Zener Diode
S-parameters & K-factor
20
0
15
-10
10
-20
5
-30
32/33
0
1500
1600
1700
1800
1900
2000
Frequency (MHz)
0
-10
-20
-30
-40
1500
1600
1700
1800
1900
2000
Frequency (MHz)
5
4
3
2
1
-40
1500
1600
1700
1800
1900
2000
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
ASB Inc. · [e-mail] · Tel: [phone]
September 2012