ASL563
High Gain, Low Noise Amplifier
Parameter
Power Gain
Symbol
G
p
NF
RL
in
RL
out
P
o(1dB)
OIP3
I
cc
Test Conditions
F = 2.45 GHz
F = 2.45 GHz
F = 2.45 GHz
F = 2.45 GHz
F = 2.45 GHz
F = 2.45 GHz
F = 2.45 GHz,
Non-RF
MIN.
TYP.
22
1.0
-15
-14
14
31
50
MAX.
Unit
dB
dB
dB
dB
dBm
dBm
mA
APPLICATION CIRCUIT
2400 ~ 2500 MHz
+5 V / 50mA
Noise Figure
Input Return Loss
Output Return Loss
1 dB Gain Compression
Output Power
rd
3 Intercept Point
1)
Output Power
Circuit Current
1) OIP3 is measured with two tones at an output power of +5 dBm/tone separated by 1MHz.
Schematic
C6=10 nF
R6=1.1 kW
C7=1
mF
VDD
L3=15 nH
C1=1.5 pF
R3=27
W
ASL563
Board Layout (FR4, 16x12 mm
2
, 0.8T)
Top
R5=10 kW
R4=33
W
L4=3.3 nH
7 m m
C5=1 pF
RF OUT
*P2
L1=3.3 nH
VDD
C2=1
mF
R1=12 kW
L2=15 nH
*P1
C4=3 pF
7mm
R2=1.2kW
C3=10 nF
Bottom
RF IN
Note: 1) the length of the strip line P1 and P2 are given as below at
the PCB with Er = 4.5 and T = 0.8 mm.
*P1 Length: 2.0 mm, Width: 0.3 mm
*P2 Length: 0.3 mm, Width: 0.3 mm
2) Gain and S11 are in trade-off and varied with the length of P1 and P2
S-parameters & Noise Figure
30
20
S21
10
S - parameter [dB]
0
S(2,2)
S(1,1)
-10
S11
S11
S22
S12
S22
-20
-30
-40
2100
2200
2300
2400
2500
2600
2700
2800
Frequency [MHz]
5
1.5
1.4
4
1.3
1.2
freq (2.100GHz to 2.800GHz)
Stability Factor
Noise Figure
0
500
1000
1500
2000
2500
3000
3500
3
1.1
1.0
0.9
0.8
2
1
0.7
0.6
0
0.5
2100
2200
2300
2400
2500
2600
2700
2800
Frequency (MHz)
Frequency (MHz)
6/22
ASB Inc.
·
sales@asb.co.kr
·
Tel: +82-42-528-7223
August 2011
ASB [ ADVANCED SEMICONDUCTOR BUSINESS INC. ]
