BD744, BD744A, BD744B, BD744C
PNP SILICON POWER TRANSISTORS
●
●
●
●
●
Designed for Complementary Use with the
BD743 Series
90 W at 25°C Case Temperature
15 A Continuous Collector Current
20 A Peak Collector Current
Customer-Specified Selections Available
B
C
E
TO-220 PACKAGE
(TOP VIEW)
1
2
3
Pin 2 is in electrical contact with the mounting base.
MDTRACA
absolute maximum ratings at 25°C case temperature (unless otherwise noted)
RATING
BD744
Collector-base voltage (I
E
= 0)
BD744A
BD744B
BD744C
BD744
Collector-emitter voltage (I
B
= 0)
BD744A
BD744B
BD744C
Emitter-base voltage
Continuous collector current
Peak collector current (see Note 1)
Continuous base current
Continuous device dissipation at (or below) 25°C case temperature (see Note 2)
Continuous device dissipation at (or below) 25°C free air temperature (see Note 3)
Unclamped inductive load energy (see Note 4)
Operating free air temperature range
Operating junction temperature range
Storage temperature range
Lead temperature 3.2 mm from case for 10 seconds
NOTES: 1.
2.
3.
4.
V
EBO
I
C
I
CM
I
B
P
tot
P
tot
�½LI
C
2
T
A
T
j
T
stg
T
L
V
CEO
V
CBO
SYMBOL
VALUE
-50
-70
-90
-110
-45
-60
-80
-100
-5
-15
-20
-5
90
2
90
-65 to +150
-65 to +150
-65 to +150
260
V
A
A
A
W
W
mJ
°C
°C
°C
°C
V
V
UNIT
This value applies for t
p
≤
0.3 ms, duty cycle
≤
10%.
Derate linearly to 150°C case temperature at the rate of 0.72 W/°C.
Derate linearly to 150°C free air temperature at the rate of 16 mW/°C.
This rating is based on the capability of the transistor to operate safely in a circuit of: L = 20 mH, I
B(on)
= -0.4 A, R
BE
= 100
Ω,
V
BE(off)
= 0, R
S
= 0.1
Ω,
V
CC
= -20 V.
AUGUST 1978 - REVISED SEPTEMBER 2002
Specifications are subject to change without notice.
NOITAMROFNI
TCUDORP
1
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
