● Designed for Complementary Use with
BDX33, BDX33A, BDX33B, BDX33C and
BDX33D
BDX34, BDX34A, BDX34B, BDX34C, BDX34D
PNP SILICON POWER DARLINGTONS
AUGUST 1993 - REVISED MARCH 1997Copyright © 1997, Power Innovations Limited, UK
TO-220 PACKAGE
(TOP VIEW)
● 70 W at 25°C Case Temperature
1
2
3
● 10 A Continuous Collector Current
● Minimum h
of 750 at 3 V, 3 A
FE
B
C
E
Pin 2 is in electrical contact with the mounting base.
absolute maximum ratings at 25°C case temperature (unless otherwise noted)
RATING SYMBOL VALUE UNIT
BDX34
BDX34A
Collector-base voltage (I
Collector-emitter voltage (I
Emitter-base voltage V
Continuous collector current I
Continuous base current I
Continuous device dissipation at (or below) 25°C case temperature (see Note 1) P
Continuous device dissipation at (or below) 25°C free air temperature (see Note 2) P
Operating free air temperature range T
Storage temperature range T
Operating free-air temperature range T
NOTES: 1. Derate linearly to 150°C case temperature at the rate of 0.56 W/°C.
2. Derate linearly to 150°C free air temperature at the rate of 16 mW/°C.
E
= 0)
= 0)
B
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
V
V
CBO
CEO
EBO
C
B
tot
tot
J
stg
A
MDTRACA
-45
-60
-80
-100
-120
-45
-60
-80
-100
-120
-5 V
-10 A
-0.3 A
70 W
2 W
-65 to +150 °C
-65 to +150 °C
-65 to +150 °C
V
V
PRODUCT INFORMATION
Information is current as of publication date. Products conform to specifications in accordance
with the terms of Power Innovations standard warranty. Production processing does not
necessarily include testing of all parameters.
1
BDX34, BDX34A, BDX34B, BDX34C, BDX34D
PNP SILICON POWER DARLINGTONS
AUGUST 1993 - REVISED MARCH 1997
electrical characteristics at 25°C case temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
BDX34
BDX34A
BDX34B
BDX34C
BDX34D
V
(BR)CEO
I
CEO
I
CBO
I
EBO
h
V
BE(on)
V
CE(sat)
V
Collector-emitter
breakdown voltage
Collector-emitter
cut-off current
Collector cut-off
current
Emitter cut-off
current
Forward current
FE
transfer ratio
Base-emitter
voltage
Collector-emitter
saturation voltage
Parallel diode
EC
forward voltage
= -100 mA IB = 0 (see Note 3)
I
C
V
= -30 V
CE
= -30 V
V
CE
= -40 V
V
CE
= -50 V
V
CE
= -60 V
V
CE
= -30 V
V
CE
= -30 V
V
CE
= -40 V
V
CE
= -50 V
V
CE
= -60 V
V
CE
V
= -45 V
CB
= -60 V
V
CB
= -80 V
V
CB
= -100 V
V
CB
= -120 V
V
CB
= -45 V
V
CB
= -60 V
V
CB
= -80 V
V
CB
= -100 V
V
CB
= -120 V
V
CB
= -5 V IC= 0 -10 mA
V
EB
V
= -3 V
CE
= -3 V
V
CE
= -3 V
V
CE
= -3 V
V
CE
= -3 V
V
CE
V
= -3 V
CE
= -3 V
V
CE
= -3 V
V
CE
= -3 V
V
CE
= -3 V
V
CE
I
= -8 mA
B
= -8 mA
I
B
= -6 mA
I
B
= -6 mA
I
B
= -6 mA
I
B
= -8 A IB = 0 -4 V
I
E
I
B
I
B
I
B
I
B
I
B
I
B
I
B
I
B
I
B
I
B
I
E
I
E
I
E
I
E
I
E
I
E
I
E
I
E
I
E
I
E
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
I
C
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= -4 A
= -4 A
= -3 A
= -3 A
= -3 A
= -4 A
= -4 A
= -3 A
= -3 A
= -3 A
= -4 A
= -4 A
= -3 A
= -3 A
= -3 A
T
= 100°C
C
= 100°C
T
C
= 100°C
T
C
= 100°C
T
C
= 100°C
T
C
T
= 100°C
C
= 100°C
T
C
= 100°C
T
C
= 100°C
T
C
= 100°C
T
C
(see Notes 3 and 4)
(see Notes 3 and 4)
(see Notes 3 and 4)
NOTES: 3. These parameters must be measured using pulse techniques, tp = 300 µs, duty cycle ≤ 2%.
4. These parameters must be measured using voltage-sensing contacts, separate from the current carrying contacts.
-45
-60
-80
-100
-120
750
750
750
750
750
-0.5
-0.5
-0.5
-0.5
-0.5
-10
-10
-10
-10
-10
-1
-1
-1
-1
-1
-5
-5
-5
-5
-5
-2.5
-2.5
-2.5
-2.5
-2.5
-2.5
-2.5
-2.5
-2.5
-2.5
V
mA
mA
V
V
PRODUCT INFORMATION
2
BDX34, BDX34A, BDX34B, BDX34C, BDX34D
PNP SILICON POWER DARLINGTONS
thermal characteristics
PARAMETER MIN TYP MAX UNIT
R
R
resistive-load-switching characteristics at 25°C case temperature
†
Voltage and current values shown are nominal; exact values vary slightly with transistor parameters.
Junction to case thermal resistance 1.78 °C/W
θJC
Junction to free air thermal resistance 62.5 °C/W
θJA
PARAMETER TEST CONDITIONS
Turn-on time IC = -3 A
t
on
t
Turn-off time 5 µs
off
V
BE(off)
= 3.5 V
I
B(on)
R
L
= -12 mA
= 10 Ω
†
I
= 12 mA
B(off)
= 20 µs, dc ≤ 2%
t
p
AUGUST 1993 - REVISED MARCH 1997
MIN TYP MAX UNIT
1 µs
PRODUCT INFORMATION
3