BFQ81 Datasheet, PDF (4/7 Pages) Siemens Semiconductor Group – NPN Silicon RF Transistor (For low-noise amplifiers up to 2GHz and broadband analog and digital applications)

BFQ 81
SPICE Parameters (Gummel-Poon Model, Berkeley-SPICE 2G.6 Syntax) :
Transistor Chip Data
IS =
17.03
fA
BF =
110
-
VAF = 35
V
IKF =
0.22241 A
NE =
1.0668 -
BR = 25.974 -
VAR = 2.3785 V
IKR = 0.011566 A
NC = 1.2237 -
RB =
5.7058 Ω
RBM = 1.5489 Ω
RE =
1.1731 Ω
CJE = 33.977 fF
VJE = 0.4318 V
TF =
21.842 ps
XTF = 0.26781 -
ITF =
14.701 mA PTF = 0
deg
VJC = 0.26339 V
MJC = 0.24448 -
TR =
1.2554 ns
CJS = 0
fF
MJS = 0
-
XTB = 0
-
XTI = 3
-
FC =
0.74346 -
All parameters are ready to use, no scalling is necessary.
Extracted on behalf of SIEMENS Small Signal Semiconductors by:
Institut für Mobil-und Satellitenfunktechnik (IMST)
© 1996 SIEMENS AG
NF =
0.80846 -
ISE = 5.8728 fA
NR = 0.36321 -
ISC = 169.77 fA
IRB = 0.11894 mA
RC =
0.3715 Ω
MJE = 1.7707 -
VTF = 0.48042 V
CJC = 693.81 fF
XCJC = 0.1254 -
VJS = 0.75
V
EG = 1.11
eV
TNOM 300
K
Package Equivalent Circuit:
LBI =
0.85
nH
LBO = 0.51
nH
LEI =
0.69
nH
LEO = 0.61
nH
LCI =
0
nH
LCO = 0.49
nH
CBE = 73
fF
CCB = 84
fF
CCE = 165
fF
Valid up to 6 GHz
For examples and ready to use parameters please contact your local Siemens distributor or sales office to
obtain a Siemens CD-ROM or see Internet: http://www.siemens.de/Semiconductor/products/35/35.htm
Semiconductor Group
4
Dec-12-1996