3SK255 NEC, 3SK255 Datasheet - Page 4
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3SK255
Manufacturer Part Number
3SK255
Description
RF AMPLIFIER FOR UHF TUNER N-CHANNEL Si DUAL GATE MOS FIELD-EFFECT TRANSISTOR 4 PINS SUPER MINI MOLD
Manufacturer
NEC
Datasheet
1.3SK255.pdf
(8 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
3SK255
Manufacturer:
NEC
Quantity:
20 000
Company:
Part Number:
3SK255-T2
Manufacturer:
NEC
Quantity:
42 000
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Part Number:
3SK255-T2
Manufacturer:
CMD
Quantity:
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Part Number:
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Part Number:
3SK255G
Manufacturer:
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Quantity:
20 000
S-Parameter
4
V
Frequency
2.5
2.0
1.5
1.0
0.5
DS
0
–1.0
(MHz)
1000
= 3.5 V, V
100
200
300
400
500
600
700
800
900
I
(at V
f = 1 MHz
D
= 7 mA
V
V
DS
G2S
OUTPUT CAPACITANCE vs.
GATE2 TO SOURCE VOLTAGE
G2S
0
= 3.5 V,
= 3.0 V)
– Gate2 to Source Voltage – V
G2S
MAG
1.017
1.000
0.999
0.993
0.984
0.966
0.948
0.934
0.908
0.901
= 3 V, I
1.0
S11
D
= 7 mA
2.0
–13.4
–19.8
–26.6
–32.6
–39.1
–45.5
–51.4
–57.5
–83.8
ANG
–6.5
3.0
2.057
2.034
1.991
1.996
1.956
1.930
1.901
1.897
1.897
1.984
MAG
4.0
S21
173.3
163.6
155.5
146.8
136.7
130.4
122.7
114.5
105.6
ANG
96.6
10
5
0
0.010
–10
–20
0.035
0.014
0.006
0.006
0.005
0.002
0.002
0.003
0.011
MAG
20
10
–1.0
0
I
(at V
f = 900 MHz
D
S12
POWER GAIN AND NOISE FIGURE vs.
GATE2 TO SOURCE VOLTAGE
= 7 mA
V
V
G2S
DS
G2S
–121.6
–162.4
–146.3
–144.3
0
= 3.5 V,
ANG
–88.2
117.8
–23.3
= 3.0 V)
– Gate2 to Source Voltage – V
67.0
71.3
37.8
1.0
0.985
0.987
0.979
0.991
1.024
0.988
0.983
0.985
0.983
0.986
MAG
2.0
S22
–10.4
–13.8
–17.1
–20.8
–24.6
–27.9
–32.1
–36.4
3.0
ANG
–2.9
–6.9
G
NF
PS
3SK255
4.0