SEMICONDUCTORS
BD743 – A – B – C
THERMAL CHARACTERISTICS
Symbol
R
thJ-MB
R
thJ-A
Ratings
Junction To Case Thermal Resistance
Junction To Free Air Thermal Resistance
Value
1.4
62.5
Unit
°C/W
°C/W
ELECTRICAL CHARACTERISTICS
TC=25°C unless otherwise noted
Symbol
Ratings
Test Condition(s)
Min
Typ
Max
Unit
I
CBO
Collector Cutoff
Current
I
CEO
Collector Cutoff
Current
V
BE
= 0
V
CB
= 50 V
V
BE
= 0
V
CB
= 70 V
V
BE
= 0
V
CB
= 90 V
V
BE
= 0
V
CB
= 100 V
V
BE
= 0
V
CB
= 50 V
V
BE
= 0
V
CB
= 70 V
V
BE
= 0
V
CB
= 90 V
V
BE
= 0
V
CB
= 100 V
I
B
= 0
V
CE
= 30 V
I
B
= 0
V
CE
= 60 V
BD743
BD743A
T
C
= 25°C
BD743B
BD743C
BD743
T
C
=
125°C
BD743A
-
BD743B
BD743C
BD743
BD743A
BD743B
BD743C
BD743
BD743A
BD743B
BD743C
BD743
BD743A
BD743B
BD743C
-
5
mA
-
-
0.1
mA
-
-
0.1
mA
I
EBO
Emitter Cutoff
Current
V
EB
= 5 V, I
C
= 0
-
45
60
80
100
-
-
-
-
-
0.5
-
-
-
-
mA
V
CEO
Collector-Emitter
Breakdown Voltage I
C
= 30 mA, I
B
= 0
(*)
V
25/09/2012
COMSET SEMICONDUCTORS
2|4