NPN Transistor. BF420 Datasheet

BF420 Transistor. Datasheet pdf. Equivalent

Part BF420
Description Silicon NPN Transistor
Feature SEMICONDUCTOR TECHNICAL DATA HIGH VOLTAGE SWITCHING AND AMPLIFIER APPLICATION. COLOR TV CHROMA OUTPU.
Manufacture KEC
Datasheet
Download BF420 Datasheet




BF420
SEMICONDUCTOR
TECHNICAL DATA
HIGH VOLTAGE SWITCHING AND AMPLIFIER APPLICATION.
COLOR TV CHROMA OUTPUT APPLICATIONS.
FEATURES
High Voltage : VCEO>300V
Complementary to BF421.
MAXIMUM RATING (Ta=25 )
CHARACTERISTIC
SYMBOL
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
DC
Peak
Collector Power Dissipation
Base Current
Junction Temperature
VCBO
VCEO
VEBO
IC
ICP
PC
IB
Tj
Storage Temperature Range
Tstg
RATING
300
300
5
50
100
625
50
150
-65 150
UNIT
V
V
V
mA
mW
mA
BF420
SILICON NPN TRIPLE DIFFUSED TYPE
BC
KE
G
D
H
FF
1 23
N DIM MILLIMETERS
A 4.70 MAX
B 4.80 MAX
C 3.70 MAX
D 0.45
E 1.00
F 1.27
G 0.85
H 0.45
J 14.00 +_0.50
K 0.55 MAX
L 2.30
M 0.45 MAX
N 1.00
1. EMITTER
2. COLLECTOR
3. BASE
TO-92
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC
SYMBOL
Collector Cut-off Current
Emitter Cut-off Current
DC Current Gain
Collector-Emitter Saturation Voltage
Base-Emitter Voltage
Transition Frequency
Reverse Transfer Capacitance
ICBO
IEBO
hFE
VCE(sat)
VBE
fT
Cre
TEST CONDITION
VCB=200V, IE=0
VCB=200V, IE=0, Tj=150
VEB=5V, IC=0
VCE=20V, IC=25mA
IC=30mA, IB=5mA
VCE=20V, IC=25mA
VCE=10V, IC=10mA
VCB=30V, IE=0, f=1MHz
MIN.
-
-
-
50
-
-
60
-
TYP.
-
-
-
-
-
0.75
-
-
MAX.
10
10
50
-
0.6
-
-
1.6
UNIT
nA
A
nA
-
V
V
MHz
pF
1998. 10. 31
Revision No : 2
1/3



BF420
BF420
IC - VCE (LOW VOLTAGE REGION)
60
50
40
30
20
10
0
0
1.6 1.2
COMMON EMITTER
Ta=25 C
0.8
0.6
0.4
0.3
0.2
0.15
0.1
I B =0.05mA
0
4 8 12 16 20 24 28
COLLECTOR-EMITTER VOLTAGE VCE (V)
hFE - IC
500
COMMON EMITTER
300 VCE =10V
Ta=100 C
Ta=25 C
100
Ta=-25 C
50
30
10
0
0.3
1
3 10 30 100
COLLECTOR CURRENT IC (mA)
VCE(sat) - IC
2
COMMON EMITTER
1 IC /I B=5
0.5
0.3
Ta=100 C
0.1
0.05
Ta=25 C
Ta=-25 C
0.01
0.3
1
3 10 30 100
COLLECTOR CURRENT IC (mA)
1998. 10. 31
Revision No : 2
hFE - IC
500
300
COMMON EMITTER
Ta=25 C
100
50
30
V CE =20V
10
5
10
0
0.3
1
3 10 30 100
COLLECTOR CURRENT IC (mA)
VCE(sat) - IC
2
COMMON EMITTER
1 Ta=25 C
0.5
0.3
IC/IB =10
0.1
5
0.05
0.03 2
0.01
0.3
1
3 10 30 100
COLLECTOR CURRENT IC (mA)
IC - VBE
50
COMMON EMITTER
VCE =10V
40
30
20
10
0
0 0.2 0.4 0.6 0.8 1.0 1.2
BASE-EMITTER VOLTAGE VBE (V)
2/3







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