ASW338
5-4000 MHz MMIC Amplifier
Frequency (MHz)
100
19
-14
-15
26
46
1.7
8
120
240
18.5
-13
-14
26
47
1.9
8
120
APPLICATION CIRCUIT
IF
100 ~ 240 MHz
+8 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 +13 dBm/tone
separated by 1 MHz.
Schematic
Vcc=8 V
Board Layout (FR4, 40x40 mm
2
, 0.8T)
C5=1
mF
C4=68 pF
L1=330 nH
RF IN
C1=100 pF
ASW338
C3=100 pF
RF OUT
L2=330 nH
C2=1.2 pF
S-parameters & K-factor
25
0
20
-5
Gain (dB)
15
S11 (dB)
0
100
200
300
400
500
-10
10
5
-15
0
-20
0
100
200
300
400
500
Frequency (MHz)
Frequency (MHz)
0
5
-5
4
-10
Stability Factor
0
100
200
300
400
500
3
S22 (dB)
-15
2
-20
1
-25
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
3/10
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
April 2012
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
