BF494 Datasheet, PDF (1/4 Pages) NXP Semiconductors – NPN medium frequency transistors

Continental Device India Limited
An IS/ISO 9002 and IECQ Certified Manufacturer
NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
IS/ISO 9002
Lic# QSC/L- 000019.2
BF494
BF495
TO-92
Plastic Package
High Voltage Video Transistors
ABSOLUTE MAXIMUM RATINGS(Ta=25ºC unless specified otherwise)
DESCRIPTION
SYMBOL
Value
Collector Emitter Voltage
Collector Base Voltage
Emitter Base Voltage
Collector Current (DC)
Collector Current(peak value)
Total Power dissipation up to
Tamb = 25ºC
Operating And Storage Junction
Temperature Range
V_CEO
V_CBO
V_EBO
I_C
I_CM
P_tot
T_j, T_stg
20
30
5
30
30
300
-55 to +150
THERMAL RESISTANCE
Junction to ambient
R_th(j-a)
420
ELECTRICAL CHARACTERISTICS (Ta=25ºC Unless Otherwise Specified)
DESCRIPTION
SYMBOL TEST CONDITION
Min
Collector Cut- off Current
I_CBO V_CB=20V,I_E=0
Collector Cut - off Current
I_CBO V_CB=20V,I_E=0
Ta =150 ºC
EmitterCut off Current
I_EBO V_EB=4V, I_C=0
Base Emitter Voltage
V_BE(ON) V_CE=10V,I_C=1mA
0.65
DC Current Gain
BF494 h_{FE *} I_C=1mA,V_CE=10V
67
BF494A
200
BF494B
110
BF 495
35
BF 495C
65
BF 495D
40
Max
500
4.0
500
0.74
221
500
215
125
135
85
UNITS
V
V
V
mA
mA
mW
mW/ºC
ºC
K/W
UNITS
nA
µA
nA
V
Continental Device India Limited
Data Sheet
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