3SK177 NEC, 3SK177 Datasheet - Page 2

• Manufacturer Part Number: 3SK177
• Description: RF AMP. FOR UHF TV TUNER N-CHANNEL GaAs DUAL-GATE MES FIELD-EFFECT TRANSISTOR 4 PIN MINI MOLD
• Manufacturer: NEC

TYPICAL CHARACTERISTICS (T
2
400
300
200
100
2.0
1.0
30
20
10
0
0
0
–1.0
–1.0
FORWARD TRANSFER ADMITTANCE vs.
GATE1 TO SOURCE VOLTAGE
V
V
TOTAL POWER DISSIPATION vs.
AMBIENT TEMPERATURE
G2S
G1S
INPUT CAPACITANCE vs.
GATE2 TO SOURCE VOLTAGE
25
T
–0.5 V
A
– Gate 2 to Source Voltage – V
– Gate 1 to Source Voltage – V
– Ambient Temperature – ˚C
0.5 V
0 V
50
V
V
V
G2S
G2S
G2S
0
0
= 1 V at I
= 1 V at I
= 1.0 V
75
D
D
= 10 mA
= 5 mA
100
V
f = 1 kHz
A
DS
V
f = 1 MHz
= 25 ˚C)
= 5 V
DS
+1.0
= 5 V
+1.0
125
10
5
0
–15
–30
–45
30
20
10
30
20
10
30
15
0
0
–3.0
0
V
V
at I
f = 900 MHz
–1.0
FORWARD TRANSFER ADMITTANCE vs.
DRAIN CURRENT
DS
G2S
D
= 5 V
FOWER GAIN AND NOISE FIGURE vs.
GATE2 TO SOURCE VOLTAGE
= 1 V
= 10 mA
V
V
–2.0
G1S
DRAIN CURRENT vs.
GATE1 TO SOURCE VOLTAGE
G2S
– Gate 1 to Source Voltage – V
– Gate 2 to Source Voltage – V
I
D
10
– Drain Current – mA
–1.0
V
G2S
G
PS
0
= 0.5 V
V
0.5 V
0 V
–0.5 V
G2S
0
20
= 1.0 V
NF
V
V
f = 1 kHz
G2S
+1.0
V
DS
DS
= 1.0 V
= 5 V
= 5 V
+1.0
+2.0
30
3SK177