ASX401
250-3000 MHz MMIC Amplifier
Frequency (MHz)
128
19
-7
-10
30
40.5
11.5
5
290
140
20
-10
-15
30.5
43.5
10
5
290
152
19.5
-7
-12
30.5
42.5
9.5
5
290
APPLICATION CIRCUIT
IF
128 ~ 152 MHz
+5 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 sepa-
rated by 1 MHz.
Schematic
Vs=5 V
Board Layout (FR4, 40x40 mm , 0.8T)
2
D1=5.6V
Zener Diode
C6=1
mF
C5=100pF
L1=82 nH
(Coil Inductor)
C2=1 nF
RF IN
C1=1 nF L2= 22nH L3=120nH
ASX401
L4=22 nH
RF OUT
C3=15pF
C4=56 pF
S-parameters & K-factor
25
0
20
-5
15
Gain (dB)
10
S11 (dB)
-10
0
50
100
150
200
250
300
-15
0
5
0
50
100
150
200
250
300
Frequency (MHz)
0
5
Frequency (MHz)
4
-5
Stability Factor
0
50
100
150
200
250
300
3
S22 (dB)
-10
2
-15
1
-20
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
3/33
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
September 2012
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
