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Part Name
Description
K253 View Datasheet(PDF) - NEC => Renesas Technology
Part Name
Description
View to exact match
K253
RF AMPLIFIER FOR UHF TUNER N-CHANNEL Si DUAL GATE MOS FIELD-EFFECT TRANSISTOR 4 PINS MINI MOLD
NEC => Renesas Technology
K253 Datasheet PDF : 6 Pages
1
2
3
4
5
6
3SK253
OUTPUT CAPACITANCE vs.
GATE2 TO SOURCE VOLTAGE
2.5
10
I
D
= 7 mA
(at V
DS
= 3.5 V,
2.0
V
G2S
= 3.0 V)
f = 1 MHz
1.5
5
1.0
0.5
0
0
–1.0
0
1.0
2.0
3.0
4.0
V
G2S
– Gate2 to Source Voltage – V
G
PS
AND NF TEST CIRCUIT AT f = 900 MHz
V
G2S
1 000 pF
POWER GAIN AND NOISE FIGURE vs.
GATE2 TO SOURCE VOLTAGE
20
I
D
= 7 mA
(at V
DS
= 3.5 V,
G
PS
V
G2S
= 3.0 V)
f = 900 MHz
10
0
–10
NF
–20
–1.0
0
1.0
2.0
3.0
4.0
V
G2S
– Gate2 to Source Voltage – V
47 k
Ω
1 000 pF
INPUT
50
Ω
to 10 pF
to 10 pF
L
1
47 k
Ω
to 10 pF
L
2
to 10 pF
OUTPUT
50
Ω
RFC
1 000 pF
V
G1S
1 000 pF
V
DD
L
1
, L
2
; 35
×
5
×
0.2 mm
4
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