NE25139 NEC, NE25139 Datasheet - Page 5

• Manufacturer Part Number: NE25139
• Description: GENERAL PURPOSE DUAL GATE GAAS MESFET
• Manufacturer: NEC

NONLINEAR MODEL
SCHEMATIC
UNITS
NOTES:
1. This UGW value scales the model parameters on page 1.
2. This N value is the number of gate fingers and scales the
port = 3
model parameters on page 1.
port = 1
Pgate1
PORT
PORT
P1
Parameter
capacitance
inductance
resistance
L = 1.65
L = 0.40
IND
Lg1
IND
Lg2
Cg2s
C = 0.39
CAP
Cg1s
C = 0.41
CAP
CAP
Cg2d
C = 0.15
picofarads
nanohenries
ohms
Units
CAP
C12
C = 0.32
R = 1.44
R = 1.52
RES
CAP
Rg2
Cg1d
C = 5.64e-03
RES
Rg1
MODEL RANGE
Frequency:
Bias:
0.1 to 4 GHz
V
DS
= 5 V, Vg
EEFET3
FET2
UGW=0
N=0
FILE = NE720_b.mdif
MODE = nonlinear
IND
Ls
L = 1.78
EEFET3
FET1
UGW=0
N=0
FILE = NE720_b.mdif
MODE = nonlinear
PORT
P4
port = 4
RES
R12
R = 1.13
RES
Rd
R = 4.58
RES
Rs
R = 5.79
1
s= -0.785 V, Vg
2
s= 0 V, I
CAP
CDS
C = 7.60e-02
RES
RDS
R = 711
D
= 10 mA
port = 2
PORT
Pdrain