● Designed for Complementary Use with
BD896, BD898, BD900 and BD902
● 70 W at 25°C Case Temperature
BD895, BD897, BD899, BD901
NPN SILICON POWER DARLINGTONS
AUGUST 1993 - REVISED MARCH 1997Copyright © 1997, Power Innovations Limited, UK
TO-220 PACKAGE
(TOP VIEW)
● 8 A Continuous Collector Current
● Minimum h
of 750 at 3V, 3A
FE
B
C
E
Pin 2 is in electrical contact with the mounting base.
1
2
3
absolute maximum ratings at 25°C case temperature (unless otherwise noted)
RATING SYMBOL VALUE UNIT
BD895
Collector-base voltage (I
Collector-emitter voltage (I
Base-emitter 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
Operating junction temperature range T
Storage 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
BD897
BD899
BD901
BD895
BD897
BD899
BD901
V
V
CBO
CEO
EBO
C
B
tot
tot
A
j
stg
MDTRACA
45
60
80
100
45
60
80
100
5 V
8 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
BD895, BD897, BD899, BD901
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
BD895
V
(BR)CEO
I
CEO
I
CBO
I
EBO
h
V
CE(sat)
V
BE(on)
V
Collector-emitter
breakdown voltage
Collector-emitter
cut-off current
Collector cut-off
current
Emitter cut-off
current
Forward current
FE
transfer ratio
Collector-emitter
saturation voltage
Base-emitter
voltage
Parallel diode
F
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
V
= 45 V
CB
= 60 V
V
CB
= 80 V
V
CB
= 100 V
V
CB
= 45 V
V
CB
= 60 V
V
CB
= 80 V
V
CB
= 100 V
V
CB
= 5 V IC= 0 (see Notes 3 and 4) 2 mA
V
EB
= 3 V IC= 3 A (see Notes 3 and 4) 750
V
CE
= 12 mA IC= 3 A (see Notes 3 and 4) 2.5 V
I
B
= 3 V IC= 3 A (see Notes 3 and 4) 2.5 V
V
CE
= 8 A 3.5 V
I
F
I
= 0
B
= 0
I
B
= 0
I
B
= 0
I
B
I
= 0
E
= 0
I
E
= 0
I
E
= 0
I
E
= 0
I
E
= 0
I
E
= 0
I
E
= 0
I
E
T
= 100°C
C
= 100°C
T
C
= 100°C
T
C
= 100°C
T
C
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.
BD897
BD899
BD901
BD895
BD897
BD899
BD901
BD895
BD897
BD899
BD901
BD895
BD897
BD899
BD901
45
60
80
100
0.5
0.5
0.5
0.5
0.2
0.2
0.2
0.2
V
mA
mA
2
2
2
2
thermal characteristics
PARAMETER MIN TYP MAX UNIT
R
R
Junction to case thermal resistance 1.79 °C/W
θJC
Junction to free air thermal resistance 62.5 °C/W
θJA
resistive-load-switching characteristics at 25°C case temperature
PARAMETER TEST CONDITIONS
Turn-on time IC = 3 A
t
on
t
Turn-off time 5 µs
off
†
Voltage and current values shown are nominal; exact values vary slightly with transistor parameters.
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
PRODUCT INFORMATION
MIN TYP MAX UNIT
1 µs
2