®
BSS44
SILICON PNP TRANSISTOR
s
s
STMicroelectronics PREFERRED
SALESTYPE
PNP TRANSISTOR
DESCRIPTION
The BSS44 is a silicon epitaxial planar PNP
transistor in Jedec TO-39 metal case. It is used
for high-current switching and power applications
up to 5 A.
TO-39
ABSOLUTE MAXIMUM RATINGS
O
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
tot
T
stg
T
j
so
b
te
le
ro
P
uc
d
s)
t(
so
b
-O
INTERNAL SCHEMATIC DIAGRAM
P
te
le
od
r
s)
t(
uc
Parameter
Collector-Base Voltage (I
E
= 0)
Collector-Emitter Voltage (I
B
= 0)
Emitter-Base Voltage (I
C
= 0)
Collector Current
Total Dissipation at T
case
≤
25 C
T
amb
≤
25
o
C
Storage Temperature
o
Value
- 65
- 60
-6
-5
5
0.87
-65 to 200
200
Unit
V
V
V
A
W
W
o
o
C
C
1/4
Max. Operating Junction Temperature
December 2000
BSS44
THERMAL DATA
R
thj-case
R
thj-amb
Thermal Resistance Junction-case
Thermal Resistance Junction-amb
Max
Max
35
200
o
o
C/W
C/W
ELECTRICAL CHARACTERISTICS
(T
case
= 25
o
C unless otherwise specified)
Symbol
I
CES
Parameter
Collector Cut-off
Current (V
BE
=0)
Test Conditions
V
CE
= -60 V
I
C
= -1 mA
-65
Min.
Typ.
Max.
-0.5
Unit
µA
V
V
(BR)CBO
∗
Collector-base
Breakdown Voltage
(I
E
= 0)
V
CEO(sus)
∗
Collector-Emitter
Sustaining Voltage
(I
B
= 0)
V
EBO
∗
I
C
= -50 mA
-60
V
Emitter-base Voltage
(I
C
= 0)
Collector-Emitter
Saturation Voltage
Base-Emitter
Saturation Voltage
DC Current Gain
I
E
=.- 1 mA
I
C
= -0.5 A
I
C
= - 5 A
I
C
= -0.5 A
I
C
= - 5 A
I
C
= -0.5 A
I
C
= -2 A
I
C
= -5 A
I
C
= -0.5 A
I
E
= 0
f = 1 MHz
I
B
= -50 mA
I
B
= -0.5 A
I
B
= -50 mA
I
B
= -0.5 A
V
CE
= -2 V
V
CE
= -2 V
V
CE
= -2 V
V
CE
= -5 V
-6
-0.1
-0.4
V
CE(sat)
∗
V
BE(sat)
∗
h
FE
∗
30
40
f
T
∗
C
CBO
t
on
t
off
Transition Frequency
Collector-base
Capacitance
Turn-on Time
Turn-off Time
IC = -0.5 A
V
CC
= -20 V
I
B1
= -I
B2
= -50 mA
∗
Pulsed: Pulse duration = 300
µs,
duty cycle 1.5 %
O
so
b
te
le
ro
P
uc
d
s)
t(
so
b
-O
V
CB
= 10 V
te
le
r
P
od
70
45
80
0.065
0.45
-0.8
-1.1
s)
t(
uc
-1
V
V
V
V
-1.6
MHz
100
pF
µs
µs
V
2/4
BSS44
O
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
The ST logo is a trademark of STMicroelectronics
© 2000 STMicroelectronics – Printed in Italy – All Rights Reserved
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