3SK317
Silicon N-Channel Dual Gate MOS FET
UHF / VHF RF Amplifier
REJ03G1247-0200
(Previous: ADE-208-778)
Rev.2.00
Aug. 10, 2005
Features
•
Low noise characteristics;
(NF = 1.0 dB typ. at f = 200 MHz)
•
High power gain characteristics;
(PG = 27.6 dB typ. at f = 200 MHz)
Outline
RENESAS Package code: PTSP0004ZA-A
(Package name: CMPAK-4)
2
3
1
4
1. Source
2. Gate1
3. Gate2
4. Drain
Note:
Marking is “ZR-“.
Rev.2.00
Aug 10, 2005,
page 1 of 6
3SK317
Absolute Maximum Ratings
(Ta = 25°C)
Item
Drain to source voltage
Gate1 to source voltage
Gate2 to source voltage
Drain current
Channel power dissipation
Channel temperature
Storage temperature
Symbol
V
DS
V
G1S
V
G2S
I
D
Pch
Tch
Tstg
Ratings
14
±8
±8
25
100
150
–55 to +150
Unit
V
V
V
mA
mW
°
C
°
C
Electrical Characteristics
(Ta = 25°C)
Item
Drain to source breakdown voltage
Gate1 to source breakdown voltage
Gate2 to source breakdown voltage
Gate1 to source cutoff current
Gate2 to source cutoff current
Gate1 to source cutoff voltage
Gate2 to source cutoff voltage
Drain current
Forward transfer admittance
Input capacitance
Output capacitance
Reverse transfer capacitance
Power gain
Noise figure
Power gain
Noise figure
Noise figure
Symbol
V
(BR)DSS
V
(BR)G1SS
V
(BR)G2SS
I
G1SS
I
G2SS
V
G1S(off)
V
G2S(off)
I
DS(op)
|y
fs
|
Ciss
Coss
Crss
PG
NF
PG
NF
NF
Min
14
±8
±8
—
—
0
0
4
20
2.4
0.8
—
24
—
12
—
—
Typ
—
—
—
—
—
0.2
0.3
8
25
3.1
1.1
0.021
27.6
1.0
15.6
3
2.7
Max
—
—
—
±100
±100
1
1
14
—
3.5
1.4
0.04
—
1.5
—
4
3.5
Unit
V
V
V
nA
nA
V
V
mA
mS
pF
pF
pF
dB
dB
dB
dB
dB
Test Conditions
I
D
= 200
µA
, V
G1S
= V
G2S
= –3 V
I
G1
=
±10 µA,
V
G2S
= V
DS
= 0
I
G2
=
±10 µA,
V
G1S
= V
DS
= 0
V
G1S
=
±6
V, V
G2S
= V
DS
= 0
V
G2S
=
±6
V, V
G1S
= V
DS
= 0
V
DS
= 10 V, V
G2S
= 3 V,
I
D
= 100
µA
V
DS
= 10 V, V
G1S
= 3 V,
I
D
= 100
µA
V
DS
= 6 V, V
G1S
= 0.75 V,
V
G2S
= 3 V
V
DS
= 6 V, V
G2S
= 3 V
I
D
= 10 mA, f = 1 kHz
V
DS
= 6 V, V
G2S
= 3 V,
I
D
= 10 mA, f = 1 MHz
V
DS
= 6 V, V
G2S
= 3 V,
I
D
= 10 mA , f = 200 MHz
V
DS
= 6 V, V
G2S
= 3 V,
I
D
= 10 mA, f = 900 MHz
V
DS
= 6 V, V
G2S
= 3 V
I
D
= 10 mA, f = 60 MHz
Rev.2.00
Aug 10, 2005,
page 2 of 6
3SK317
Main Characteristics
Maximum Channel Power
Dissipation Curve
Channel Power Dissipation Pch (mW)
200
20
Typical Output Characteristics
1.2 V
V
G2S
= 3 V
Pulse test
1.0 V
I
D
(mA)
Drain Current
150
16
12
100
0.8 V
8
0.6 V
4
V
G1S
= 0.4 V
0
50
100
150
200
0
2
4
6
8
10
50
Ambient Temperature Ta
(°C)
Drain to Source Voltage V
DS
(V)
Drain Current vs. Gate1 to Source Voltage
20
3.0 V
2.5 V
2.0 V
1.5 V
12
1.0 V
V
DS
= 6 V
Pulse test
Drain Current vs. Gate2 to Source Voltage
20
3.0 V
2.5 V
16
2.0 V V
DS
= 6 V
Pulse test
1.5 V
1.0 V
I
D
(mA)
16
I
D
(mA)
Drain Current
12
Drain Current
8
8
4
V
G2S
= 0.5 V
0
1
2
3
4
5
4
V
G1S
= 0.5 V
0
1
2
3
4
5
Gate1 to Source Voltage
V
G1S
(V)
Gate2 to Source Voltage
V
G2S
(V)
Forward Transfer Admittance vs.
Gate1 to Source Voltage
Forward transfer admittance
|y
fs
|
(mS)
30
Power Gain vs. Drain Current
50
V
DS
= 6 V
V
G2S
= 3 V
f = 200 MHz
Power gain PG (dB)
V
DS
= 6 V
f = 1 kHz
24
3V
40
18
2V
12
1.5 V
1V
V
G2S
= 0.5 V
0
0.4
0.8
1.2
2.5 V
30
20
6
10
1.6
V
G1S
(V)
2
0
4
8
12
16
20
Gate1 to Source Voltage
Drain Current
I
D
(mA)
Rev.2.00
Aug 10, 2005,
page 3 of 6
3SK317
Noise Figure vs. Drain Current
5
V
DS
= 6 V
V
G2S
= 3 V
f = 200 MHz
Power Gain vs. Drain to Source Voltage
50
V
G2S
= 3 V
I
D
= 10 mA
f = 200 MHz
NF (dB)
Power Gain PG (dB)
20
4
40
3
30
Noise Figure
2
20
1
10
0
4
8
12
16
0
2
4
6
8
10
Drain Current I
D
(mA)
Drain to Source Voltage V
DS
(V)
Noise Figure vs. Drain to Source Voltage
5
20
V
G2S
= 3 V
I
D
= 10 mA
f = 200 MHz
Power Gain vs. Drain Current
NF (dB)
3
Power Gain PG (dB)
4
16
12
Noise Figure
2
8
V
DS
= 6 V
V
G2S
= 3 V
f = 900 MHz
1
4
0
2
4
6
8
10
0
4
8
12
16
20
Drain to Source Voltage V
DS
(V)
Drain Current I
D
(mA)
Noise Figure vs. Drain Current
5
Power Gain vs. Drain to Source Voltage
20
NF (dB)
Power Gain PG (dB)
4
16
3
12
Noise Figure
2
V
DS
= 6 V
V
G2S
= 3 V
f = 900 MHz
4
8
12
16
20
8
V
G2S
= 3 V
I
D
= 10 mA
f = 900 MHz
2
4
6
8
10
1
4
0
0
Drain Current I
D
(mA)
Drain to Source Voltage V
DS
(V)
Rev.2.00
Aug 10, 2005,
page 4 of 6
3SK317
Noise Figure vs. Drain to Source Voltage
10
5
V
G2S
= 3 V
I
D
= 10 mA
f = 900 MHz
Noise Figure vs. Drain Current
V
DS
= 6 V
V
G2S
= 3 V
f = 60 MHz
NF (dB)
8
NF (dB)
Noise Figure
4
6
3
Noise Figure
4
2
2
1
0
2
4
6
8
10
0
4
8
12
16
20
Drain to Source Voltage V
DS
(V)
Drain Current
I
D
(mA)
Noise Figure vs. Drain to Source Voltage
5
NF (dB)
4
V
G2S
= 3 V
I
D
= 10 mA
f = 60 MHz
3
Noise Figure
2
1
0
2
4
6
8
10
Drain to Source Voltage V
DS
(V)
Rev.2.00
Aug 10, 2005,
page 5 of 6