INFINEON BGA420

BGA420
Si-MMIC-Amplifier in SIEGET 25-Technologie
3
Cascadable 50 -gain block
4
Unconditionally stable
Gain |S21|2 = 13 dB at 1.8 GHz
IP3out = +13 dBm at 1.8 GHz
2
(VD = 3 V, ID = typ. 6.7 mA)
Noise figure NF = 2.3 dB at 1.8 GHz
1
Reverse isolation > 28 dB and
VPS05605
VD
return loss IN / OUT > 12 dB at 1.8 GHz
4
3
OUT
Circuit Diagram
IN
1
2
GND
EHA07385
ESD: Electrostatic discharge sensitive device, observe handling precaution!
Type
Marking
BGA420
BLs
1, IN
Pin Configuration
Package
2, GND 3, OUT 4, VD
SOT343
Maximum Ratings
Parameter
Symbol
Value
Unit
Device current
ID
15
mA
Device voltage
VD
6
V
Total power dissipation
Ptot
90
mW
RF input power
PRFin
0
dBm
Junction temperature
Tj
150
Ambient temperature
TA
-65 ... 150
Storage temperature
Tstg
-65 ... 150
TS = 110 °C
°C
Thermal Resistance
Junction - soldering point1)
RthJS
410
K/W
1For calculation of R
thJA please refer to Application Note Thermal Resistance
1
Jan-29-2002
BGA420
Electrical Characteristics at TA = 25 °C, unless otherwise specified.
Symbol
Parameter
Values
Unit
min.
typ.
max.
5.4
6.7
8
AC characteristics VD = 3 V, Zo = 50 Device current
ID
Insertion power gain
f = 0.1 GHz
f = 1 GHz
f = 1.8 GHz
|S21|2
Reverse isolation
f = 1.8 GHz
S12
Noise figure
f = 0.1 GHz
f = 1 GHz
f = 1.8 GHz
NF
Intercept point at the output
f = 1 GHz
1dB compression point
f = 1 GHz
Return loss input
f = 1.8 GHz
Return loss output
f = 1.8 GHz
mA
dB
17
15
11
25
19
17
13
28
-
IP3out
10
1.9
2.2
2.3
13
2.3
2.6
2.7
-
P-1dB
-6
-2.5
-
RLin
8
11
-
RLout
12
16
-
dBm
dB
Typical biasing configuration
+VD
100 pF
RF OUT
100 pF
10 nF
4
3
BGA 420
1
100 pF
2
GND
RF IN
EHA07386
Note: 1) Large-value capacitors should be connected from pin 4 to ground right at the device
to provide a low impedance path.
2) The use of plated through holes right at pin 2 is essential for pc-board-applications. Thin
boards are recommended to minimize the parasitic inductance to ground.
2
Jan-29-2002
BGA420
Typical S-Parameters at TA = 25 °C
f
S11
GHz
MAG
S21
ANG
VD = 3 V, Zo = 50 0.1
0.5686
-8.5
0.5
0.5066
-19.2
0.8
0.4404
-28.7
1
0.3904
-34.6
1.5
0.2841
-50.5
1.8
0.2343
-60.6
1.9
0.2136
-64.1
2
0.2062
-68.4
2.4
0.1688
-89.7
3
0.1558
-104.9
S12
S22
MAG
ANG
MAG
ANG
MAG
ANG
9.314
8.393
7.352
6.69
5.244
4.567
4.355
4.165
3.417
2.861
170.6
149.4
135.2
126.8
111.1
104
102
99.7
91.7
85.3
0.0268
0.0248
0.0236
0.024
0.0314
0.0378
0.0406
0.0426
0.0549
0.0682
12.7
11.7
25.6
35.9
57.2
63.5
66.1
67.2
71.4
73.1
0.2808
0.2613
0.2361
0.2144
0.1398
0.0979
0.0838
0.0689
0.0224
0.0284
-8.6
-3.8
-6.7
-9
-15
-18.2
-21.5
-22.2
-48
-147.5
Spice-model BGA 420
+V
BGA 420-chip
including parasitics
T1
R1
14
R2
R2
13
R1
IN
OUT
R3
C1
11
C P3
T1
C P1
C P4
C P2
12
GND
T501
14.5k
140
R3
2.4k
C1
2.3pF
CP1
0.2pF
CP2
0.2pF
CP3
0.6pF
CP4
0.1pF
EHA07387
3
Jan-29-2002
BGA420
Transistor Chip Data T1 (Berkley-SPICE 2G.6 Syntax) :
IS =
0.21024
fA
BF =
83.23
-
NF =
1.0405
-
VAF =
39.251
V
IKF =
0.16493
A
ISE =
15.761
fA
NE =
1.7763
-
BR =
10.526
-
NR =
0.96647
-
VAR =
34.368
V
IKR =
0.25052
A
ISC =
0.037223
fA
NC =
1.3152
-
RB =
15
IRB =
0.21215
A
RBM =
1.3491
RE =
1.9289
RC =
0.12691
CJE =
3.7265
fF
VJE =
0.70367
V
MJE =
0.37747
-
TF =
4.5899
ps
XTF =
0.3641
-
VTF =
0.19762
V
ITF =
1.3364
mA
PTF =
0
deg
CJC =
96.941
fF
VJC =
0.99532
V
MJC =
0.48652
-
XCJC =
0.08161
-
TR =
1.4935
ns
CJS =
0
fF
VJS =
0.75
V
MJS =
0
-
XTB =
0
-
EG =
1.11
eV
XTI =
3
-
FC =
0.99469
-
TNOM
300
K
-
RS =
20
LBI =
LBO =
LEI =
LEO =
LCI =
LCO =
CBE =
CCB =
CCE =
C1 =
C2 =
C3 =
L1 =
L2 =
0.36
0.4
0.3
0.15
0.36
0.4
95
6
132
28
88
8
0.6
0.4
nH
nH
nH
nH
nH
nH
fF
fF
fF
fF
fF
fF
nH
nH
C'-E'-Diode Data (Berkley-SPICE 2G.6 Syntax) :
2
IS =
fA
1.02
N=
All parameters are ready to use, no scaling is necessary
Package Equivalent Circuit:
L2
+V
C1
C3
L1
C CB
C2
14
L BO
L BI
IN
11
BGA 420
Chip
12
C BE
13
L CI
L CO
OUT
C’-E’Diode
C CE
L EI
L EO
GND
EHA07388
Valid up to 3GHz
Extracted on behalf of Infineon Technologies AG by:
Institut für Mobil-und Satellitentechnik (IMST)
For examples and ready to use parameters please contact your local Infineon Technologies distributor
or sales office to obtain a Infineon Technologies CD-ROM or see Internet:
http://www.infineon.com/silicondiscretes
4
Jan-29-2002
BGA420
Insertion power gain |S21|2 = f (f)
Insertion power gain |S21| 2 = f (f)
VD = 3 V
VD, ID = parameter
TA = parameter
25
22
VD=5V, ID=12.4mA
VD=4V, ID=9.4mA
VD=3V, ID=6.4mA
VD=2V, ID=3,4mA
TA=-20°C
TA=+25°C
TA=+75°C
18
|S 21|2
|S 21|2
dB
dB
15
16
14
12
10
10
8
6
5
4
2
0 -1
10
10
0
GHz
10
0 -1
10
1
10
0
GHz
f
10
1
10
1
f
Noise figure NF = f (f)
Noise figure NF = f (f)
VD = 3V
VD,ID = parameter
TA = parameter
5
3.5
dB
dB
2.5
NF
NF
VD=5V, ID=12.4mA
VD=3V, ID=6.4mA
TA=+75°C
TA=+25°C
TA=-20°C
3
2.0
1.5
2
1.0
1
0.5
0 -1
10
10
0
GHz
10
0.0 -1
10
1
f
10
0
GHz
f
5
Jan-29-2002
BGA420
Intercept point at the output
Intercept point at the output
IP3out = f (f)
IP3out = f (f), VD = 3V
VD,ID = parameter
TA = parameter
20
dBm
16
12
VD=5V, ID=12.4mA
VD=4V, ID=9.4mA
VD=3V, ID=6.4mA
VD=2V, ID=3.4mA
dBm
10
IP 3out
IP 3out
9
14
12
8
7
10
6
8
5
TA=-20°C
TA=+25°C
TA=75°C
4
6
3
4
2
2
0 -1
10
1
10
0
GHz
10
0 -1
10
1
f
10
0
GHz
10
f
6
Jan-29-2002
1