Data Sheet

THERMAL DATA
R
thj-case
R
thj-amb
Thermal Resistance Junction-case Max
Thermal Resistance Junction-ambient Max
3.12
100
o
C/W
o
C/W
ELECTRICAL CHARACTERISTICS (T
case
=25
o
C unless otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
I
CBO
Collector Cut-off
Current (I
E
=0)
V
CE
=ratedV
CBO
V
CE
=ratedV
CBO
T
C
=100
o
C
0.2
2
mA
mA
I
CEO
Collector Cut-off
Current (I
B
=0)
V
CE
= half rated V
CEO
0.5 mA
I
EBO
Emitter Cut-off Current
(I
C
=0)
V
EB
=5V 2 mA
V
CEO(sus )
∗ Collector-Emitter
Sustaining Voltage
I
C
=50mA
for BD677/677A/678/678A
for BD679/679A/680/680A
for BD681/682
60
80
100
V
V
V
V
CE(sat)
∗ Collector-Emitter
Saturation Voltage
for BD677/678/679/680/681/682
I
C
=1.5A I
B
=30mA
for BD677A/678A/679A/680A
I
C
=2A I
B
=40mA
2.5
2.8
V
V
V
BE
∗ Base-Emitter Voltage for BD677/678/679/680/681/682
I
C
=1.5A V
CE
=3V
for BD677A/678A/679A/680A
I
C
=2A V
CE
=3V
2.5
2.5
V
V
h
FE
∗ DC Current Gain for BD677/678/679/680/681/682
I
C
=1.5A V
CE
=3V
for BD677A/678A/679A/680A
I
C
=2A V
CE
=3V
750
750
h
fe
Small Signal Current
Gain
I
C
=1.5A V
CE
=3V f=1MHz 1
* Pulsed: Pulse duration = 300 ms, duty cycle 1.5 %
Safe Operating Areas Derating Curve
BD677/677A/678/678A/679/679A/680/680A/681/682
2/6