● Designed for Complementary Use with
BDX34, BDX34A, BDX34B, BDX34C and
BDX34D
BDX33, BDX33A, BDX33B, BDX33C, BDX33D
NPN 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
BDX33
BDX33A
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
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
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
BDX33, BDX33A, BDX33B, BDX33C, BDX33D
NPN 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
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
BDX33
BDX33A
BDX33B
BDX33C
BDX33D
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
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
V
mA
1
1
1
1
1
mA
5
5
5
5
5
V
V
PRODUCT INFORMATION
2
BDX33, BDX33A, BDX33B, BDX33C, BDX33D
NPN 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