Feb-27-2004
1
BG3140...
VPS05604
6
3
1
5
4
2
DUAL N-Channel MOSFET Tetrode
Low noise gain controlled input stages of UHF-
and VHF-tuners with 5V supply voltage
Two AGC amplifiers in one single package
Integrated gate protection diodes
Low noise figure
High gain, high forward transadmittance
Improved cross modulation at gain reduction
High AGC-range
BG3140
BG3140R
EHA07461
GND
G1
G2
Drain
AGC
HF
Input
HF Output
+ DC
GG
V
G1
R
A
B
4
5
6
1
2
3
1
2
3
4
5
6
A
B
ESD
: Electrostatic discharge sensitive device, observe handling precaution!
Type
Package
Pin Configuration
Marking
BG3140
BG3140R
SOT363
SOT363
1=G1
1=G1
2=G2
2=S
3=D
3=D
4=D
4=D
5=S
5=G2
6=G1
6=G1
KDs
KKs
180 rotated tape loading orientation available
Maximum Ratings
Parameter
Symbol
Value
Unit
Drain-source voltage
V
DS
8
V
Continuous drain current
I
D
25
mA
Gate 1/ gate 2-source current
I
G1/2SM
1
Gate 1/ gate 2-source voltage
V
G1/G2S
6
V
Total power dissipation, T
S
78C
P
tot
160
mW
Storage temperature
T
stg
-55 ... 150
C
Channel temperature
T
ch
150
Thermal Resistance
Parameter
Symbol
Value
Unit
Channel - soldering point
1)
R
thchs
280
K/W
1For calculation of R
thJA
please refer to Application Note Thermal Resistance
Feb-27-2004
2
BG3140...
Electrical Characteristics
Parameter
Symbol
Values
Unit
min.
typ.
max.
DC Characteristics
Drain-source breakdown voltage
I
D
= 10 A, V
G1S
= 0 , V
G2S
= 0
V
(BR)DS
12
-
-
V
Gate1-source breakdown voltage
+I
G1S
= 10 mA, V
G2S
= 0 , V
DS
= 0
+V
(BR)G1SS
6
-
15
Gate2-source breakdown voltage
+I
G2S
= 10 mA, V
G1S
= 0 , V
DS
= 0
+V
(BR)G2SS
6
-
15
Gate1-source leakage current
V
G1S
= 6 V, V
G2S
= 0
+I
G1SS
-
-
50
A
Gate2-source leakage current
V
G2S
= 8 V, V
G1S
= 0 , V
DS
= 0
+I
G2SS
-
-
50
nA
Drain current
V
DS
= 5 V, V
G1S
= 0 , V
G2S
= 4.5 V
I
DSS
-
-
10
A
Drain-source current
V
DS
= 5 V, V
G2S
= 4 V, R
G1
= 70
k
I
DSX
-
15
-
mA
Gate1-source pinch-off voltage
V
DS
= 5 V, V
G2S
= 4 V, I
D
= 20 A
V
G1S(p)
-
0.7
-
V
Gate2-source pinch-off voltage
V
DS
= 5 V, I
D
= 20 A
V
G2S(p)
-
0.6
-
Feb-27-2004
3
BG3140...
Electrical Characteristics
Parameter
Symbol
Values
Unit
min.
typ.
max.
AC Characteristics - (verified by random sampling)
Forward transconductance
V
DS
= 5 V, V
G2S
= 4 V
g
fs
-
42
-
mS
Gate1 input capacitance
V
DS
= 5 V, V
G2S
= 4 V, f = 1 MHz
C
g1ss
-
1.9
-
pF
Output capacitance
V
DS
= 5 V, V
G2S
= 4 V, f = 100 MHz
C
dss
-
1.1
-
Power gain (self biased)
V
DS
= 5 V, I
D
= 10 mA, V
G2S
= 4 V,
f = 800 MHz
V
DS
= 5 V, I
D
= 10 mA, V
G2S
= 4 V,
f = 45 MHz
G
p
-
-
24
31
-
-
dB
Noise figure
V
DS
= 5 V, I
D
= 10 mA, V
G2S
= 4 V,
f = 800 MHz
V
DS
= 5 V, I
D
= 10 mA, V
G2S
= 4 V,
f = 45 MHz
F
-
-
1.3
1.7
-
-
dB
Gain control range
V
DS
= 5 V, V
G2S
= 4...0 V, f = 800 MHz
G
p
45
-
-
Cross-modulation k=1%, f
w
=50MHz, f
unw
=60MHz
AGC = 0 dB
AGC = 10 dB
AGC = 40 dB
X
mod
96
-
96
-
86
100
-
-
-
-
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