ASX401
250-3000 MHz MMIC Amplifier
Frequency (MHz)
Magnitude S21 (dB)
225 ~ 236
21.8
-12
-14
29.5
41.5
8.4
5
290
APPLICATION CIRCUIT
225 ~ 236 MHz
+5 V
Magnitude S11 (dB)
Magnitude S22 (dB)
Output P1dB (dBm)
Output IP3
1)
(dBm)
Noise Figure (dB)
Device Voltage (V)
Current (mA)
1) OIP3 is measured with two tones at an output power of +10
dBm/tone separated 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=100 nH
(Coil Inductor)
C2=100 pF
RF IN
C1=12 pF
L2=68 nH
ASX401
L3=15 nH
RF OUT
C3=10 pF
C4=27 pF
S-parameters & K-factor
25
0
20
-5
Gain (dB)
-10
15
S11 (dB)
150
200
250
300
350
400
-15
10
-20
5
-25
0
100
-30
100
150
200
250
300
350
400
Frequency (MHz)
0
5
Frequency (MHz)
4
-5
Stability Factor
150
200
250
300
350
400
3
S22 (dB)
-10
2
-15
1
-20
100
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
4/33
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
September 2012
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
