ASX415
250-4000 MHz MMIC Amplifier
Frequency (MHz)
1920~1980
14.5
-7
-11
29
46
5.6
5.3
185
14.3
-7
-11
27
42
4.6
5
155
14
-7
-11
26.5
40
4.1
4.75
123
APPLICATION CIRCUIT
WCDMA Rx
1920 ~ 1980
+5.3 V / +5 V / +4.75 V
Magnitude S21 (dB)
Magnitude S11 (dB)
Magnitude S22 (dB)
Output P1dB (dBm)
Output IP3 (dBm)
Noise Figure (dB)
Device Voltage (V)
Current (mA)
1)
1) OIP3 is measured with two tones at an output power of +8 dBm/tone @ 5.3V & +6
dBm/tone @ 5V & +4 dBm/tone @ 4.75V separated by 1MHz.
Schematic
Vcc
Board Layout (FR4, 40x40 mm , 0.8T)
2
D1=5.6V
Zener Diode
C6=1
mF
C5=100pF
L1=18 nH
RF IN
C1=68 pF
ASX415
C2=68 pF
RF OUT
C3=2.7 pF
1.5 mm
1.5 mm
C4=1.8 pF
S-parameters & K-factor (5V)
20
0
-5
15
-10
Gain (dB)
10
S11 (dB)
5
-40
o
c
25
o
c
85
o
c
-15
-20
-40
o
c
25
o
c
85
o
c
0
1700
1800
1900
2000
2100
2200
-25
1700
1800
1900
2000
2100
2200
Frequency (MHz)
0
Frequency (MHz)
5
-5
4
-10
Stability Factor
2200
3
S22 (dB)
-15
-20
-40
o
c
25
o
c
85
o
c
2
1
-25
1700
1800
1900
2000
2100
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
8/16
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
May 2012