BD544 Power Innovations Limited, BD544 Datasheet - Page 2

• Manufacturer Part Number: BD544
• Description: PNP SILICON POWER TRANSISTORS
• Manufacturer: Power Innovations Limited

BD544, BD544A, BD544B, BD544C
PNP SILICON POWER TRANSISTORS
JUNE 1973 - REVISED MARCH 1997
electrical characteristics at 25°C case temperature
NOTES: 4. 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
CE(sat)
R
R
I
V
h
CEO
EBO
CES
h
h
t
t
on
off
FE
BE
fe
fe
JC
JA
5. These parameters must be measured using voltage-sensing contacts, separate from the current carrying contacts.
PARAMETER
PARAMETER
Collector-emitter
breakdown voltage
Collector-emitter
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
Turn-on time
Turn-off time
I N F O R M A T I O N
I
(see Note 4)
V
V
V
V
V
V
V
V
V
V
I
I
I
V
V
V
I
V
C
B
B
B
C
CE
CE
CE
CE
CE
CE
EB
CE
CE
CE
CE
CE
CE
BE(off)
= -30 mA
=
=
=
= -6 A
=
= -40 V
= -60 V
= -80 V
= -100 V
= -30 V
= -60 V
=
=
=
=
= -10 V
= -10 V
-0.3 A
-1.6 A
= 4 V
-5 V
-4 V
-4 V
-4 V
-4 V
-1 A
PARAMETER
TEST CONDITIONS
I
V
V
V
V
I
I
I
I
I
I
I
I
I
I
I
I
I
R
TEST CONDITIONS
B
B
B
C
C
C
C
C
C
C
C
C
C
B(on)
BE
BE
BE
BE
L
= 0
= 0
= 0
= 0
=
=
=
=
=
=
=
= -0.5 A
= -0.5 A
= 5
= 0
= 0
= 0
= 0
= -0.6 A
-1 A
-3 A
-5 A
-3 A
-5 A
-8 A
-5 A
p
= 300 µs, duty cycle
†
BD544
BD544A
BD544B
BD544C
BD544
BD544A
BD544B
BD544C
BD544/544A
BD544B/544C
(see Notes 4 and 5)
(see Notes 4 and 5)
(see Notes 4 and 5)
f = 1 kHz
f = 1 MHz
I
t
B(off)
p
= 20 µs, dc
= 0.6 A
2%.
2%
-100
MIN
MIN
MIN
-40
-60
-80
60
40
15
20
3
TYP
TYP
TYP
0.4
0.7
MAX
MAX
MAX
1.79
62.5
-0.4
-0.4
-0.4
-0.4
-0.7
-0.7
-0.5
-0.5
-1.4
-1
-1
UNIT
UNIT
°C/W
°C/W
UNIT
mA
mA
mA
µs
µs
V
V
V