ASX415
250-4000 MHz MMIC Amplifier
Frequency (MHz)
Magnitude S21 (dB)
433
22
-18
-16
28
35
6.5
5
155
444
22
-18
-15
28
37
6
5
155
APPLICATION CIRCUIT
433~444
+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 +5 dBm/tone sepa-
rated by 1MHz.
Schematic
Vs=5 V
Board Layout (FR4, 40x40 mm , 0.8T)
2
D1=5.6V
Zener Diode
C5=1
mF
C4=100pF
L1=82 nH
(Coil Inductor)
RF IN
C1=100 pF
ASX415
C2=100 pF
L2=12 nH
L3=8.2 nH
C3=12 pF
RF OUT
L4=8.2 nH
S-parameters & K-factor
25
0
-5
20
-10
Gain (dB)
15
S11 (dB)
-15
10
-20
5
-25
0
300
350
400
450
500
550
600
-30
300
350
400
450
500
550
600
Frequency (MHz)
0
5
Frequency (MHz)
-5
4
-10
Stability Factor
350
400
450
500
550
600
3
S22 (dB)
-15
2
-20
1
-25
300
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
Frequency (MHz)
3/16
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
May 2012
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
