3SK252 NEC, 3SK252 Datasheet - Page 3

• Manufacturer Part Number: 3SK252
• Description: RF AMPLIFIER FOR CATV TUNER N-CHANNEL Si DUAL GATE MOS FIELD-EFFECT TRANSISTOR 4 PINS MINI MOLD
• Manufacturer: NEC

TYPICAL CHARACTERISTICS (T
400
300
200
100
25
20
15
10
40
32
24
16
0
5
0
8
0
V
V
f = 1 kHz
FORWARD TRANSFER ADMITTANCE vs.
DRAIN CURRENT
DS
DS
1.0 V
= 3.5 V
= 3.5 V
V
TOTAL POWER DISSIPATION vs.
AMBIENT TEMPERATURE
DRAIN CURRENT vs.
GATE1 TO SOURCE VOLTAGE
G1S
T
0.5
25
4
A
– Ambient Temperature – °C
– Gate1 to Source Voltage – V
I
D
– Drain Current – mA
1.5 V
V
G2S
1.0
50
8
= 3.5 V
1.5
12
75
2.0 V
V
3.0 V
2.5 V
2.0 V
1.5 V
1.0 V
G2S
100
2.0
16
A
= 3.5 V
= 25 ˚C)
2.5 V
3.0 V
125
2.5
20
5.0
4.0
3.0
2.0
1.0
25
20
15
10
40
32
24
16
–1.0
5
0
8
0
0
V
f = 1 kHz
FORWARD TRANSFER ADMITTANCE vs.
GATE1 TO SOURCE VOLTAGE
I
(at V
f = 1 MHz
V
D
DS
G2S
= 7 mA
V
= 3.5 V
V
V
V
DS
G2S
= 3 V
INPUT CAPACITANCE vs.
GATE2 TO SOURCE VOLTAGE
G1S
G2S
DRAIN CURRENT vs.
DRAIN TO SOURCE VOLTAGE
0.5
DS
0
= 3.5 V,
= 3 V)
– Drain to Source Voltage – V
1.0 V
– Gate1 to Source Voltage – V
– Gate2 to Source Voltage – V
1.0
1.0
1.5 V
5
2.0 V
1.5
2.0
V
G1S
2.5 V
V
= 1.6 V
3.0 V
G2S
2.0
3.0
3SK252
= 3.5 V
1.4 V
1.2 V
1.0 V
0.8 V
0.6 V
2.5
4.0
10
3