ASX520_17 Datasheet, PDF (8/11 Pages) Advanced Semiconductor Business Inc. – Gain Block Amplifier MMIC over DC ~1000MHz

APPLICATION CIRCUIT
RFID (USA)
902 ~ 928 MHz
+5 V
ASX520
250 ~ 3000 MHz MMIC Amplifier
Country
Frequency (MHz)
Magnitude S21 (dB)
Magnitude S11 (dB)
Magnitude S22 (dB)
Output P1dB (dBm)
Output IP3¹⁾ (dBm)
Noise Figure (dB)
Device Voltage (V)
Current (mA)
EU ²⁾
865.6 ~ 867.6
31.0
-15.0
-10.0
32
47
7.4
+5
650
USA
902 ~ 928
30.0
-15.0
-8.0
33
48
6.9
+5
650
Korea ²⁾
910 ~ 914
31.0
-15.0
-9.0
33
48
6.8
+5
650
Japan ²⁾
950 ~ 956
29.0
-14.0
-7.5
33
48
6.9
+5
650
1) OIP3 is measured with two tones at an output power of +15 dBm/tone separated by 1 MHz.
2) Test Results are measured by CDMA Tx (EU), GSM Rx (Korea), GSM Tx (Japan) Application cir-
cuits.
Schematic
Vcc=5 V
D1=5.6V
Zener Diode
R1=3 
C8=1 F
C10=1 F
RF IN
C6=5.6 pF
C9=100pF _{C5=100 pF}
L2=100 nH
L3=2.7 nH
3 mm
ASX520
C1=68 pF
C2=1.5 pF
C7=100pF
L1=82 nH
(Coil Inductor)
C3=68 pF _{RF OUT}
5 mm
C4=7.5 pF
Board Layout (FR4, 40x40 mm², 0.8T)
S-parameters & K-factor
40
0
35
-5
30
-10
25
-15
20
-20
15
600
700
800
900
1000
1100
1200
Frequency (MHz)
5
-25
600
700
800
900
1000
1100
1200
Frequency (MHz)
5
4
0
3
-5
2
-10
1
8/11
-15
600
700
800
900
1000
1100
1200
Frequency (MHz)
0
0
500
1000
1500
2000
2500
3000
3500
Frequency (MHz)
ASB Inc.  [e-mail]  Tel: [phone]
February 2017