BFT44
MECHANICAL DATA
Dimensions in mm (inches)
8.51 (0.34)
9.40 (0.37)
PNP SILICON TRANSISTOR
7.75 (0.305)
8.51 (0.335)
6.10 (0.240)
6.60 (0.260)
12.70
(0.500)
min.
0.89
max.
(0.035)
0.41 (0.016)
0.53 (0.021)
dia.
FEATURES
5.08 (0.200)
typ.
• High Voltage
2.54
(0.100)
2
1
0.74 (0.029)
1.14 (0.045)
0.71 (0.028)
0.86 (0.034)
3
• Hermetic TO39 Package
• Full Screening Options Available
45°
TO–39 (TO205AD)
Underside View
PIN 1 – Emitter
PIN 2 – Base
PIN 3 – Collector
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
V
CBO
V
CEO
V
EBO
I
C
P
D
T
stg
T
J
R
θJA
R
θJC
Collector – Base Voltage (I
E
= 0)
Collector – Emitter Voltage (I
B
= 0)
Emitter – Base Voltage (I
B
= 0)
Collector Current
Total Device Dissipation T
C
= 50°C
Storage Temperature
Junction Temperature
Thermal Resistance Junction to Ambient
Thermal Resistance Junction to Case
-300V
-300V
-5V
-0.5A
5W
–65 to 150°C
200°C
200°C/W
30°C/W
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Document Number 6075
Issue 1
BFT44
ELECTRICAL CHARACTERISTICS
(Tcase = 25°C unless otherwise stated)
Parameter
V
(BR)CEO
I
CBO
I
EBO
V
CE(sat)*
Collector Cut-off Current
Emitter Cut-off Current
Collector – Emitter Saturation Voltage
Test Conditions
I
B
= 0
I
E
= 0
I
C
= 0
I
B
=-1.0mA
I
B
=-10mA
I
B
=-100mA
I
B
=-1.0mA
I
B
=-10mA
I
B
=-100mA
I
C
= -1.0mA
I
C
= -10mA
I
C
= -100mA
V
CB
= -200V
V
BE
= -3V
I
C
=-10mA,
I
C
=-100mA,
I
C
=-500mA,
I
C
=-10mA,
Min
-300
Typ
Max
-5
-5
-0.5
-1.4
-5.0
-0.8
-0.9
-1.2
Unit
V
µA
µA
V
Collector – Emitter Breakdown Voltage I
C
= -10mA,
V
BE(sat)*
Base – Emitter Saturation Voltage
I
C
=-100mA,
I
C
=-500mA,
V
CE
= -10V
V
30
50
50
150
—
h
FE*
DC Current Gain
V
CE
= -10V
V
CE
= -10V
DYNAMIC CHARACTERISTICS
(Tcase = 25°C unless otherwise stated)
Parameter
f
T
C
c
t
on
t
off
Transition Frequency
Collector Capacitance
Turn on Time
Turn off Time
Test Conditions
I
C
=-15mA
V
CB
= -20V
V
CE
= -10V
I
E
= 0
f = 35MHz
f = 1MHz
Min.
Typ.
70
Max. Unit
MHz
15
pF
ns
ns
ns
ns
V
CC
=-31V ,I
C
=-50mA, I
B1
= I
B2
=5mA
V
CC
=-31V ,I
C
=-500mA,I
B1
= I
B2
=100mA
V
CC
=-31V ,I
C
=-50mA, I
B1
= I
B2
=5mA
V
CC
=-31V ,I
C
=-500mA,I
B1
= I
B2
=100mA
125
125
850
125
(*) Pulse test : Pulse Width < 300µs ,Duty Cycle < 2%
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Document Number 6075
Issue 1
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