ASX401 Datasheet, PDF (20/33 Pages) Advanced Semiconductor Business Inc. – 250-3000 MHz MMIC Amplifier

APPLICATION CIRCUIT
WCDMA Rx
1920 ~ 1980 MHz
+5 V
Schematic
Vcc=5 V
RF IN
D1=5.6V
Zener Diode
C6=1 mF
C1=68 pF
ASX401
C3=3.3 pF 0.5 mm
C5=100pF
L1=39 nH
(Coil Inductor)
C2=68 pF
RF OUT
3.5 mm
C4=1.8 pF
ASX401
250-3000 MHz MMIC Amplifier
Frequency (MHz)
1920 ~ 1980
Magnitude S21 (dB)
13
Magnitude S11 (dB)
-16
Magnitude S22 (dB)
-17
Output P1dB (dBm)
Output IP3¹⁾ (dBm)
28.5
47
Noise Figure (dB)
4.2
Device Voltage (V)
5
Current (mA)
290
1) OIP3 is measured with two tones at an output power of +12
dBm/tone separated by 1 MHz.
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
20
15
10
5
0
1700
-5
-10
-15
-20
-25
-30
1700
1800
1800
1900
2000
Frequency (MHz)
1900
2000
Frequency (MHz)
-30^oc
25^oc
85^oc
2100
2200
-30^oc
25^oc
85^oc
2100
2200
0
-5
-10
-15
-20
-25
-30
1700
5
-30^oc
25^oc
85^oc
1800
1900
2000
2100
2200
Frequency (MHz)
4
3
2
1
0
500
1000 1500 2000
2500 3000 3500
Frequency (MHz)
20/33
ASB Inc. · [e-mail] · Tel: [phone]
September 2012