BD745 Power Innovations Limited, BD745 Datasheet - Page 2

• Manufacturer Part Number: BD745
• Description: NPN SILICON POWER TRANSISTORS
• Manufacturer: Power Innovations Limited

BD745, BD745A, BD745B, BD745C
NPN SILICON POWER TRANSISTORS
AUGUST 1978 - REVISED MARCH 1997
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
†
P R O D U C T
2
V
V
Voltage and current values shown are nominal; exact values vary slightly with transistor parameters.
(BR)CEO
I
I
I
CE(sat)
R
R
V
h
CBO
CEO
EBO
h
h
t
t
t
t
FE
BE
fe
fe
d
s
r
JC
JA
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 N F O R M A T I O N
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
= 20 A
= 5 A
= 20 A
= 5 A
= 20 A
= 1 A
= 1 A
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
TEST CONDITIONS
TEST CONDITIONS
I
R
B(on)
L
= 6
= 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
†
I
t
B(off)
p
= 20 µs, dc
BD745
BD745A
BD745B
BD745C
BD745
BD745A
BD745B
BD745C
BD745
BD745A
BD745B
BD745C
BD745/745A
BD745B/745C
= -0.5 A
2%.
2%
MIN
100
45
60
80
40
20
25
5
5
MIN
MIN
TYP
TYP
TYP
350
500
400
20
MAX
150
0.1
0.1
0.1
0.1
0.1
0.1
0.5
MAX
MAX
5
5
5
5
1
3
1
3
35.7
1.1
UNIT
mA
mA
mA
UNIT
°C/W
°C/W
UNIT
V
V
V
ns
ns
ns
ns