BD434 – BD436 – BD438
SILICON PNP POWER TRANSISTORS.
The BD434-BD436-BD438 are PNP Transistors mounted in Jedec TO-126 plastic package.
They are recommended for use in medium power linear and switching applications.
NPN complements are BD433-BD435-BD437.
Compliance to RoHS.
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CBO
Ratings
Collector-Base Voltage (I
E
= 0)
BD434
BD436
BD438
BD434
BD436
BD438
Value
-22
-32
-45
-22
-32
-45
-5
-4
-7
-1
36
150
-65 to +150
Unit
V
V
CEO
V
EBO
I
C
I
CM
I
B
P
C
T
J
T
Stg
Collector-Emitter Voltage (I
B
= 0)
Emitter-Base Voltage (I
c
= 0)
Collector Current
Collector Current Peak
Base Current
Total power Dissipation
Junction Temperature
Storage Temperature
V
V
A
A
W
°C
°C
T
C
= 25°C
THERMAL CHARACTERISTICS
Symbol
R
thJ-c
R
thJ-a
Ratings
Thermal Resistance, Junction-Case
Thermal Resistance, Junction-ambient in free air
Value
3.5
100
Unit
°C/W
°C/W
25/09/2012
27/08/2012
COMSET SEMICONDUCTORS
1|3
BD434 – BD436 – BD438
ELECTRICAL CHARACTERISTICS
TC=25°C unless otherwise noted
Symbol
Ratings
Collector cut-off
current
Collector cut-off
current
Emitter cut-offcurrent
Collector-Emitter
sustaning Voltage (*)
Collector-Emitter
saturation Voltage (*)
Base-Emitter
Voltage(*)
Test Condition(s)
I
E
= 0, V
CB
= -22 V
I
E
= 0, V
CB
= -32 V
I
E
= 0, V
CB
= -45 V
V
BE
= 0, V
CE
= -22 V
V
BE
= 0, V
CE
= -32 V
V
BE
= 0, V
CE
= -45 V
I
C
= 0
V
EB
= -5 V
I
B
= 0
I
C
= -100 mA
I
C
= -2 A
I
B
= -200 mA
I
C
= -2 A
V
CE
= -1 V
I
C
= -10 mA
V
CE
= -5 V
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
Min
Typ
Max
Unit
I
CBO
-
-
-100
µA
I
CES
-
-
-100
I
EBO
-
-22
-32
-45
-
-
-
-
-
-
-1
-
-
-
-0.5
-0.6
mA
V
CEO(SUS)
V
V
CE(SAT)
V
V
BE
-
-
-1.1
-1.2
V
40
30
85
50
40
3
-
-
-
-
-
-
130
130
140
-
-
-
MHz
-
h
FE
DC Current Gain (*)
I
C
= -500 mA
V
CE
= -1 V
I
C
= -2 A
V
CE
= -1 V
f
T
1.
Transition frequency
I
C
= -250 mA
V
CE
= -1 V
Measured under pulse conditions :
t
P
<300µs,
δ
<1.5
25/09/2012
27/08/2012
COMSET SEMICONDUCTORS
2|3
BD434 – BD436 – BD438
MECHANICAL DATA CASE TO-126
DIMENSIONS
min
7.4
10.5
2.4
0.7
2.25 typ.
0.49
0.75
4.4 typ.
15.7 typ.
1.27 typ.
3.75 typ.
3.0
2.54 typ.
3.2
max
7.8
10.8
2.7
0.9
A
B
C
D
E
F
G
L
M
N
P
S
Pin 1 :
Pin 2 :
Pin 3 :
Emitter
Collector
Base
Revised August 2012
Information furnished is believed to be accurate and reliable. However, Comset Semiconductors 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 results from its use. Data are subject to
change without notice. Comset Semiconductors makes no warranty, representation or guarantee regarding the suitability of its products for any
particular purpose, nor does Comset Semiconductors assume any liability arising out of the application or use of any product and specifically
disclaims any and all liability, including without limitation consequential or incidental damages. Comset Semiconductors’ products are not
authorized for use as critical components in life support devices or systems.
www.comsetsemi.com
25/09/2012
27/08/2012
COMSET SEMICONDUCTORS
info@comsetsemi.com
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