Not Recommended for New Design
Please Use DZTA92
SOT223 PNP SILICON PLANAR
HIGH VOLTAGE TRANSISTOR
ISSUE 4 – MARCH 2001
✪
FEATURES
* High breakdown and low saturation voltages
APPLICATIONS
* Suitable for video output stages in TV sets
* Switching power supplies
COMPLEMENTARY TYPE:-
BF720
PARTMARKING DETAILS:-
BF721
BF721
C
E
C
B
ABSOLUTE MAXIMUM RATINGS.
PARAMETER
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Peak Pulse Current
Continuous Collector Current
Power Dissipation at T
amb
=25°C
Operating and Storage Temperature
Range
SYMBOL
V
CBO
V
CEO
V
EBO
I
CM
I
C
P
tot
T
j
:T
stg
VALUE
-300
-300
-5
-100
-50
-2
-55 to +150
UNIT
V
V
V
mA
mA
W
°C
ELECTRICAL CHARACTERISTICS (at T
amb
= 25°C unless otherwise stated).
PARAMETER
Collector-Base BF721
Breakdown
Voltage
Collector-Emitter BF721
Breakdown
Voltage
Emitter-Base
Breakdown Voltage
SYMBOL
V
(BR)CBO
MIN.
-300
TYP.
MAX.
UNIT
V
CONDITIONS.
I
C
=-10
µ
A, I
E
=0
V
(BR)CEO
-300
V
I
C
=-1mA, I
B
=0*
V
(BR)EBO
-5
-10
-50
-10
-10
-0.6
-0.9
-50
100
0.8
V
nA
nA
µ
A
I
E
=-100
µ
A, I
C
=0
V
CB
=-200V, I
E
=0
†
Collector Cut-Off Current I
CBO
Collector Cut-Off
Current
I
CER
V
CE
=-200V, R
BE
=2.7K
Ω
V
CE
=-200V, R
BE
=2.7K
Ω
†
V
EB
=-5V, I
C
=0
I
C
=-30mA, I
B
=-5mA*
I
C
=-20mA, I
B
=-2mA*
I
C
=-25mA, V
CE
=-20V*
Emitter Cut-Off Current I
EBO
Collector-Emitter
Saturation Voltage
Base Emitter
Saturation Voltage
Static Forward Current
Transfer Ratio
Transition Frequency
Output Capacitance
V
CE(sat)
V
BE(sat)
h
FE
f
T
C
obo
µ
A
V
V
MHz
pF
I
C
=-10mA, V
CE
=-10V
f=100MHz
V
CB
=-30V, f=1MHz
†T
amb
=150°C
*Measured under pulsed conditions.
For typical characteristics graphs see FMMTA92 datasheet.
TBA
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