ASX620 Datasheet, PDF (4/8 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

APPLICATION CIRCUIT
CDMA Rx
824 ~ 849 MHz
+5 V
Schematic
Vcc=5 V
D1=5.6V
Zener Diode
R1=3 W
C8=1 mF
C10=1 mF
C6=5 pF
C9=100pF _{C5=100 pF}
RF IN
L2=100 nH
L3=2.2 nH
3 mm
ASX620
C1=68 pF
C2=1.8 pF
C7=100pF
L1=82 nH
(Coil Inductor)
C3=68 pF _{RF OUT}
4.5 mm
C4=9 pF
ASX620
250-3000 MHz MMIC Amplifier
Frequency (MHz)
824~849
Magnitude S21 (dB)
31.5
Magnitude S11 (dB)
-15
Magnitude S22 (dB)
-8
Output P1dB (dBm)
32.5
Output IP3¹⁾ (dBm)
48
Noise Figure (dB)
6.7
Device Voltage (V)
5
Current (mA)
950
1) OIP3 is measured with two tones at an output power of +15
dBm/tone separated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
35
-5
30
-10
25
-15
20
-20
15
-25
10
600
700
800
900
1000
1100
1200
Frequency (MHz)
5
0
-5
-10
-30
600
700
800
900
1000
1100
1200
Frequency (MHz)
5
4
3
2
1
-15
600
700
800
900
1000
1100
1200
Frequency (MHz)
0
0
500
1000 1500 2000 2500 3000 3500
Frequency (MHz)
4/8
ASB Inc. · [e-mail] · Tel: [phone]
September 2012