BD744 Bourns, Inc., BD744 Datasheet - Page 2

• Manufacturer Part Number: BD744
• Description: Pnp Silicon Power Transistors
• Manufacturer: Bourns, Inc.

BD744, BD744A, BD744B, BD744C
PNP SILICON POWER TRANSISTORS
electrical characteristics at 25°C case temperature (unless otherwise noted)
NOTES: 5. These parameters must be measured using pulse techniques, t
thermal characteristics
resistive-load-switching characteristics at 25°C case temperature
†
2
V
V
Voltage and current values shown are nominal; exact values vary slightly with transistor parameters.
(BR)CEO
R
I
I
CE(sat)
R
I
V
h
|
CBO
CEO
EBO
h
h
θJC
θJA
t
t
FE
t
t
BE
d
fe
fe
s
r
f
|
6. These parameters must be measured using voltage-sensing contacts, separate from the current carrying contacts.
PARAMETER
PARAMETER
Collector-emitter
breakdown voltage
Collector cut-off
current
Collector cut-off
current
Emitter cut-off
current
Forward current
transfer ratio
Collector-emitter
saturation voltage
Base-emitter
voltage
Small signal forward
current transfer ratio
Small signal forward
current transfer ratio
Junction to case thermal resistance
Junction to free air thermal resistance
Delay time
Rise time
Storage time
Fall time
I
V
V
V
V
V
V
V
V
V
V
V
V
V
V
I
I
V
V
V
V
I
V
C
B
B
C
CE
CE
CE
CE
CE
CE
CE
CE
CE
CE
EB
CE
CE
CE
CE
CE
CE
CE
BE(off)
=
=
= -30 mA
= -5 A
= -50 V
= -70 V
= -90 V
= -110 V
= -50 V
= -70 V
= -90 V
= -110 V
= -30 V
= -60 V
=
=
=
=
=
=
= -10 V
= -10 V
-0.5 A
= 4.2 V
-5 A
-5 V
-4 V
-4 V
-4 V
-4 V
-4 V
PARAMETER
I
V
V
V
V
V
V
V
V
I
I
I
I
I
I
I
I
I
I
I
I
B
B
B
C
C
C
C
C
C
C
C
C
C
BE
BE
BE
BE
BE
BE
BE
BE
= 0
= 0
= 0
= 0
= -1 A
= -5 A
= -15 A
= -5 A
= -15 A
= -5 A
= -15 A
= -1 A
= -1 A
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
TEST CONDITIONS
I
R
TEST CONDITIONS
B(on)
L
= 6 Ω
= -0.5 A
(see Note 5)
T
T
T
T
(see Notes 5 and 6)
(see Notes 5 and 6)
(see Notes 5 and 6)
f = 1 kHz
f = 1 MHz
C
C
C
C
p
= 125°C
= 125°C
= 125°C
= 125°C
= 300 µs, duty cycle ≤ 2%.
†
R O D U C T
I
t
B(off)
p
= 20 µs, dc ≤ 2%
= 0.5 A
Specifications are subject to change without notice.
BD744
BD744A
BD744B
BD744C
BD744
BD744A
BD744B
BD744C
BD744
BD744A
BD744B
BD744C
BD744/744A
BD744B/744C
AUGUST 1978 - REVISED SEPTEMBER 2002
I N F O R M A T I O N
-100
MIN
MIN
MIN
-45
-60
-80
40
20
25
5
5
TYP
TYP
TYP
120
600
300
20
MAX
MAX
MAX
62.5
-0.1
-0.1
-0.1
-0.1
-0.1
-0.1
-0.5
150
1.4
-5
-5
-5
-5
-1
-3
-1
-3
°C/W
°C/W
UNIT
UNIT
UNIT
mA
mA
mA
ns
ns
ns
ns
V
V
V