3SK252 Datasheet, PDF (4/6 Pages) NEC – RF AMPLIFIER FOR CATV TUNER N-CHANNEL Si DUAL GATE MOS FIELD-EFFECT TRANSISTOR 4 PINS MINI MOLD

3SK252
OUTPUT CAPACITANCE vs.
GATE2 TO SOURCE VOLTAGE
2.5
ID = 7 mA
(at VDS = 3.5 V,
2.0
VG2S = 3.0 V)
f = 1 MHz
POWER GAIN AND NOISE FIGURE vs.
GATE2 TO SOURCE VOLTAGE
10
20
ID = 7 mA
(at VDS = 3.5 V,
GPS
VG2S = 3.0 V)
f = 470 MHz
10
1.5
5
0
1.0
–10
0.5
NF
0
–1.0
0
1.0
2.0
3.0
4.0
–20
0
–1.0
0
1.0
2.0
3.0
4.0
VG2S – Gate2 to Source Voltage – V
VG2S – Gate2 to Source Voltage – V
4