STMICROELECTRONICS BD244B

BD243B/BD243C
BD244B/BD244C

COMPLEMENTARY SILICON POWER TRANSISTORS
■
STMicroelectronics PREFERRED
SALESTYPES
DESCRIPTION
The BD243B and BD243C are silicon
Epitaxial-Base NPN transistors mounted in Jedec
TO-220 plastic package.
They are inteded for use in medium power linear
and switching applications.
The complementary PNP types are BD244B and
BD244C respectively.
1
2
3
TO-220
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Uni t
NPN
BD243B
BD243C
PNP
BD244B
BD244C
100
V
100
V
V CBO
Collector-Base Voltage (IE = 0)
80
V CEO
Collector-Emitter Voltage (IB = 0)
80
V EBO
Emitter-Base Voltage (IC = 0)
5
V
Collector Current
6
A
10
A
2
A
IC
I CM
IB
Collector Peak Current
Base Current
o
P t ot
Total Dissipation at Tc ≤ 25 C
T stg
Storage T emperature
Tj
Max. O perating Junction Temperature
65
W
-65 to 150
o
C
150
o
C
For PNP types voltage and current values are negative.
September 1999
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BD243B / BD243C / BD244B / BD244C
THERMAL DATA
R t hj-ca se
R t hj- amb
Thermal Resistance Junction-case
Thermal Resistance Junction-ambient
Max
Max
o
1.92
62.5
o
C/W
C/W
ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)
Symb ol
Max.
Un it
I CES
Collector Cut-off
Current (V BE = 0)
Parameter
V CE = rated V CEO
0.4
mA
I CEO
Collector Cut-off
Current (I B = 0)
V CE = 60 V
0.7
mA
I EBO
Emitter Cut-off Current
(I C = 0)
V EB = 5 V
1
mA
V CEO(sus )∗ Collector-Emitter
Sustaining Voltage
(I B = 0)
V CE(sat )∗
Test Cond ition s
I C = 30 mA
for BD243B/BD244B
for BD243C/BD244C
Collector-Emitter
Saturation Voltage
IC = 6 A
IB = 1 A
V BE ∗
Base-Emitt er Voltage
IC = 6 A
V CE = 4 V
h F E∗
DC Current Gain
I C = 0.3 A
IC = 3 A
V CE = 4 V
V CE = 4 V
Small Signal Current
Gain
I C = 0.5 A
I C = 0.5 A
V CE = 10 V
V CE = 10 V
h fe
∗ Pulsed: Pulse duration = 300 µs, duty cycle ≤ 2 %
For PNP types voltage and current values are negative.
Safe Operating Area
2/4
Min.
Typ .
80
100
30
15
f = 1MHz
f = 1KHz
3
20
V
V
1.5
V
2
V
BD243B / BD243C / BD244B / BD244C
TO-220 MECHANICAL DATA
mm
DIM.
MIN.
MAX.
MIN.
A
4.40
4.60
0.173
0.181
C
1.23
1.32
0.048
0.051
D
2.40
2.72
0.094
D1
TYP.
inch
1.27
TYP.
MAX.
0.107
0.050
E
0.49
0.70
0.019
0.027
F
0.61
0.88
0.024
0.034
F1
1.14
1.70
0.044
0.067
F2
1.14
1.70
0.044
0.067
G
4.95
5.15
0.194
0.203
G1
2.4
2.7
0.094
0.106
H2
10.0
10.40
0.393
L2
16.4
0.409
0.645
L4
13.0
14.0
0.511
0.551
L5
2.65
2.95
0.104
0.116
L6
15.25
15.75
0.600
0.620
L7
6.2
6.6
0.244
0.260
L9
3.5
3.93
0.137
0.154
DIA.
3.75
3.85
0.147
0.151
P011C
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BD243B / BD243C / BD244B / BD244C
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of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
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