2N2484
Electrical Characteristics (T
A
= 25° unless otherwise noted)
C
SMALL - SIGNAL CHARACTERISTICS
Output Capacitance
( V
CB
= 5 Vdc, I
E
= 0, 100kHz
≤
f
≤
1 MHz )
Input Capacitance
( V
EB
= 0.5 Vdc, I
C
= 0, 100kHz
≤
f
≤
1 MHz )
SYMBOL
C
obo
C
ibo
6
pF
MIN
MAX
5
UNIT
pF
Small - Signal AC Characteristics (T
A
= 25°
C)
LOW FREQUENCY
Common - Emitter Forward Current Transfer Ratio
( I
C
= 1 mA,
V
CE
= 5 V, f = 1 kHz )
Common - Emitter Short Circuit Input Impedance
( I
C
= 1 mA,
V
CE
= 5 V, f = 1 kHz )
Common - Emitter Open Circuit Output Admittance
( I
C
= 1 mA,
V
CE
= 5 V, f = 1 kHz )
Common-Emitter Open Circuit Reverse Voltage Transfer Ratio
( I
C
= 1 mA,
V
CE
= 5 V, f = 1 kHz )
HIGH FREQUENCY AND NOISE
Magnitude of Common Emitter
Short Circuit Forward Current Transfer Ratio
( I
C
= 50
µA,
V
CE
= 5 V, f = 5 MHz )
( I
C
= 500
µA,
V
CE
= 5 V, f = 30 MHz )
Noise Figure
( I
C
= 10µAdc, V
CE
5 Vdc, R
G
= 10kΩ , f = 100Hz )
Noise Figure
( I
C
= 10µAdc, V
CE
5 Vdc, R
G
= 10kΩ , f = 1 kHz )
Noise Figure
( I
C
= 10µAdc, V
CE
5 Vdc, R
G
= 10kΩ , f = 10 kHz )
Wide Band Noise Figure
( I
C
= 10µAdc , V
CE
5 Vdc ,
R
G
= 10 kHz , f = 10 Hz to 15.7 kHz )
SYMBOL
h
fe
h
ie
3.5
h
oe
40
h
re
8.0x10
-4
µmhos
24
kΩ
MIN
250
MAX
900
UNIT
h
fe
3.0
2.0
F
1
7.5
F
2
3.0
F
3
2.0
F
4
3.0
dB
dB
dB
dB
7.0
Spice Model
Q2N2484
(based upon typical device characteristics)
XTI = 2.0m
IKF = 8.98µ
IKR = 1.23
CJE = 6.0p
XTF = 0
EG = 1.11
NK = 0.123
RC = 0.738
VJE = 0.6
VTF = 10.0 )
*1
NPN ( IS = 66.4p
+ NE = 46.13
+ NC = 2.51
+ FC = 0.5
+ ITF = 1.0
VAF = 73.1
XTB = 1.5
CJC = 4.74p
MJE = 0.34
BF = 660.0
BR = 1.0
VJC= 0.933
TR = 25.96n
ISE = 48.8n
ISC = 66.4p
MJC = 0.35
TF = 1.918n
*1. Microsemi Corp. claims no responsibility for misapplication of Spice Model information. Spice modeling should be
used as a precursor guide to in-circuit performance. Actual performance is the responsibility of the user / designer.
MSCO280A 06-10-98
DSW2N2484 <-> (34285)
MICROSEMI [ MICROSEMI CORPORATION ]
