BFT33A
MECHANICAL DATA
Dimensions in mm(inches)
8.89 (0.35)
9.40 (0.37)
NPN SILICON TRANSISTOR
7.75 (0.305)
8.51 (0.335)
FEATURES
6.10 (0.240)
6.60 (0.260)
• FAST SWITCHING
• HIGH PULSE POWER
0.89
max.
(0.035)
0.41 (0.016)
0.53 (0.021)
dia.
12.70
(0.500)
min.
5.08 (0.200)
typ.
APPLICATIONS
2.54
(0.100)
• POWER SWITCHING CIRCUITS
• MOTOR CONTROL
2
1
0.66 (0.026)
1.14 (0.045)
0.71 (0.028)
0.86 (0.034)
3
45°
TO39
Pin 1 = Emitter
Pin 2 = Base
Pin 3 = Collector
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
VCBO
VCEO
VEBO
IC
IB
Ptot
T
amb
Tstg,
Collector – Base Voltage
Collector – Emitter Voltage
Emitter – Base Voltage
Collector Current
Base Current
Total Power Dissipation at Tcase
≤
25°C
Ambient Operating Temperature
Storage Temperature
100V
80V
5V
3A
2A
1W
-55°C to +200°C
-55°C to +200°C
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 3081
Issue 1
BFT33A
ELECTRICAL CHARACTERISTICS
(Tamb = 25°C unless otherwise stated)
Parameter
Static Value of Common
h21E
Test Conditions
V
CE
= 10V
V
CE
= 10V
V
CE
= 10V
V
CE
= 5V
f = 20MHz
V
CB
= 80V
V
EB
= 4V
V
CE
= 5V
I
C
= 150mA
I
C
= 1A
I
C
= 150mA
I
C
= 1A
V
CB
= 10V
f = 1MHz
I
C
= 10mA
I
B
= 15mA
I
B
= 0.1A
I
B
= 15mA
I
B
= 0.1A
I
E
= 0
I
E
= 0
t = 150°C
I
C
= 0.15
I
C
= 2A
I
C
= 1mA
I
C
= 100mA
Min.
50
15
20
50
Typ.
Max. Unit
250
—
Emitter Forward Current
Transfer Ratio
f
T
I
CBO
I
EBO
h
21e
V
CE(sat)*
V
BE(sat)*
C
22b
Transistion Frequency
Collector Base
Cut- Off Current.
Emitter–Base Cut-off Current
Small Signal Common Emitter
Collector – Emitter
Saturation Voltage*
Base – Emitter
Saturation Voltage*
Common – Base
Output Capacitance
MHz
100
100
100
nA
µA
nA
—
0.3
0.6
0.95
1.3
80
V
V
pF
Forward Current Transfer Ratio f = 1KHz
25
*Pulse Conditions: Pulse Length = 300
µs
duty cycle = 1.5%
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 3081
Issue 1
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