ASL29W
5-3000 MHz High Linearity LNA MMIC
Frequency (MHz)
Magnitude S21 (dB)
1710~1785
14
-18
-15
22
38
0.85
5
75
APPLICATION CIRCUIT
PCS
1710 ~ 1785 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
L1=39 nH
C2=1.5
pF
5.5 mm
R2= 5.1
kW
L2=39 nH
C3=100 pF
RF OUT
S-parameters & K-factor
25
0
20
-5
-10
Gain (dB)
15
S11 (dB)
-15
10
-20
5
-25
0
1500
1600
1700
1800
1900
2000
-30
1500
1600
1700
1800
1900
2000
Frequency (MHz)
0
5
Frequency (MHz)
-5
4
-10
Stability Factor
1600
1700
1800
1900
2000
3
S22 (dB)
-15
2
-20
1
-25
1500
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
8/11
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
February 2010
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
