ASW105
5-4000 MHz MMIC Amplifier
Frequency (MHz)
145
21
-12
-12
18
31.5
1.9
3.3
65
245
20.5
-14
-12
18
32
1.8
3.3
65
APPLICATION CIRCUIT
DMB
145 ~ 245 MHz
+3.3 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 +5 dBm/tone sepa-
rated by 1MHz.
Schematic
Vs=3.3 V
Board Layout (FR4, 40x40 mm , 0.8T)
2
C4=1
mF
C3=100 pF
L1=150 nH
RF IN
C1=1 nF
ASW105
C2=100 pF
RF OUT
L2=120 nH
S-parameters & K-factor
30
0
25
-5
Gain (dB)
20
-10
15
S11 (dB)
0
50
100
150
200
250
300
-15
10
-20
5
0
-25
0
50
100
150
200
250
300
Frequency (MHz)
0
5
Frequency (MHz)
-5
4
Stability Factor
0
50
100
150
200
250
300
-10
3
S22 (dB)
-15
2
-20
1
-25
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
5/6
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
October 2010
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
