42484a Datasheet, PDF (1/2 Pages) NEC – NONLINEAR MODEL

SCHEMATIC
(see Page 2)
NONLINEAR MODEL NE42484A
FET NONLINEAR MODEL PARAMETERS ⁽¹⁾
Parameters
Q1
Parameters
Q1
VTO
-0.75
RG
2.5
VTOSC
0
RD
2.5
ALPHA
7
RS
4.1
BETA
0.21
RGMET
0
GAMMA
0.09
KF
0
GAMMADC⁽²⁾
0.08
AF
1
Q
2.1
TNOM
27
DELTA
1.2
XTI
3
VBI
1
EG
1.43
IS
1e-14
VTOTC
0
N
1
BETATCE
0
RIS
0
FFE
1
RID
0
TAU
7e-12
CDS
0.15e-12
RDB
900
CBS
1.1e-10
CGSO⁽³⁾
0.25e-12
CGDO⁽⁴⁾
0.04e-12
DELTA1
0.3
DELTA2
0
FC
0.5
VBR
Infinity
(1) Series IV Libra TOM Model
The parameter in Libra corresponds to the parameter in PSpice:
(2) GAMMADC
GAMMA
(3) CGSO
CGS
(4) CGDO
CGD
UNITS
Parameter
capacitance
inductance
resistance
Units
picofarads
nanohenries
ohms
MODEL RANGE
Frequency: 0.1 to 16 GHz
Bias:
Date:
VDS = 1 V to 3.5 V, ID = 10 mA to 40 mA
11/15/96
California Eastern Laboratories