Continental Device India Limited Data Sheet Page 1 of 3
BD949, 951, 953, 955 NPN PLASTIC POWER TRANSISTORS
BD950, 952, 954, 956 PNP PLASTIC POWER TRANSISTORS
Power Amplifier and Switching Applications
ABSOLUTE MAXIMUM RATINGS
949 951 953 955
950 952 954 956
Collector-base voltage (open emitter) V
CBO
max. 60 80 100 120 V
Collector-emitter voltage (open base) V
CEO
max. 60 80 100 120 V
Collector current I
C
max. 5.0 A
Total power dissipation up to T
mb
= 25°C P
tot
max. 40 W
Junction temperature T
j
max. 150 °C
Collector-emitter saturation voltage
I
C
= 2 A; I
B
= 0.2 A V
CEsat
max. 1.0 V
D.C. current gain
I
C
= 2 A; V
CE
= 4 V h
FE
min. 20
RATINGS (at T
A
=25°C unless otherwise specified)
Limiting values 949 951 953 955
950 952 954 956
Collector-base voltage (open emitter) V
CBO
max. 60 80 100 120 V
Collector-emitter voltage (open base) V
CEO
max. 60 80 100 120 V
Emitter-base voltage (open collector) V
EBO
max. 5.0 V
Collector current I
C
max. 5.0 A
BD949, BD951, BD953, BD955
BD950, BD952, BD954, BD956
PIN CONFIGURATION
1. BASE
2. COLLECTOR
3. EMITTER
4. COLLECTOR
B
1 23
J
M
G
D
H
A
O
O
K
N
L
F
E
C
DIM MIN. MAX.
A
ll
d
i
min
s
io
n
s
in
m
m
.
A 14.42 16.51
B 9.63 10.67
C 3.56 4.83
D0.90
E 1.15 1.40
F 3.75 3.88
G 2.29 2.79
H 2.54 3.43
J0.56
K 12.70 14.73
L 2.80 4.07
M 2.03 2.92
N 31.24
ODEG 7
1
2
3
4
IS / IECQC 700000
IS / IECQC 750100
IS/ISO 9002
Lic# QSC/L- 000019.2
Continental Device India Limited
An IS/ISO 9002 and IECQ Certified Manufacturer
TO-220 Plastic Package