ASL29W
5-3000 MHz High Linearity LNA MMIC
Frequency (MHz)
Magnitude S21 (dB)
1920~1980
12.5
-14
-18
22
39.5
0.9
5
75
2110~2170
12
-18
-15
22.5
40
0.95
5
75
APPLICATION CIRCUIT
WCDMA
1920 ~ 2170 MHz
+5 V
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 +10 dBm/tone se-
parated by 1 MHz.
Schematic
Vcc=5 V
R3=9.1
W
Board Layout (FR4, 40x40 mm , 0.8T)
2
C5=10 nF
C4=100 pF
R1= 43 kW
RF IN
C1=100 pF
ASL29W
L2=39 nH
C3=100 pF
RF OUT
L1=10 nH
C2=1.2
pF
4.5 mm
R2= 5.1
kW
S-parameters & K-factor
20
0
-5
15
-10
-40
o
c
25
o
c
85
o
c
Gain (dB)
10
S11 (dB)
2400
5
-40
o
c
25
o
c
85
o
c
-15
-20
0
1700
1800
1900
2000
2100
2200
2300
-25
1700
1800
1900
2000
2100
2200
2300
2400
Frequency (MHz)
0
5
Frequency (MHz)
-5
-10
Stability Factor
2400
-40
o
c
25
o
c
85
o
c
4
3
S22 (dB)
-15
2
-20
1
-25
1700
1800
1900
2000
2100
2200
2300
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
9/11
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
February 2010