BD679A STMicroelectronics, BD679A Datasheet - Page 4

• Manufacturer Part Number: BD679A
• Description: TRANSISTOR DARL NPN SOT-32
• Manufacturer: STMicroelectronics

Specifications of BD679A

• Transistor Type: NPN - Darlington
• Current - Collector (ic) (max): 4A
• Voltage - Collector Emitter Breakdown (max): 80V
• Vce Saturation (max) @ Ib, Ic: 2.8V @ 40mA, 2A
• Current - Collector Cutoff (max): 500µA
• Dc Current Gain (hfe) (min) @ Ic, Vce: 750 @ 2A, 3V
• Power - Max: 40W
• Mounting Type: Through Hole
• Package / Case: TO-126-3
• Configuration: Single
• Transistor Polarity: NPN
• Mounting Style: SMD/SMT
• Collector- Emitter Voltage Vceo Max: 80 V
• Emitter- Base Voltage Vebo: 5 V
• Collector- Base Voltage Vcbo: 80 V
• Maximum Dc Collector Current: 4 A
• Maximum Collector Cut-off Current: 200 uA
• Power Dissipation: 40 W
• Maximum Operating Temperature: + 150 C
• Continuous Collector Current: 4 A
• Dc Collector/base Gain Hfe Min: 750
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Transition: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-7175-5; BD679A

Electrical characteristics
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Electrical characteristics
(T
Table 3.
V
V
case
CEO(sus)
Symbol
CE(sat)
V
I
I
I
CEO
CBO
EBO
BE
= 25°C; unless otherwise specified)
(1)
(1)
(1)
Electrical characteristics
Collector cut-off current
(I
Collector cut-off current
(I
Emitter cut-off current
(I
Collector-emitter
sustaining voltage (I
Collector-emitter saturation
voltage
Base-emitter voltage
B
E
C
= 0)
= 0)
= 0)
Parameter
B
= 0)
V
V
V
T
V
for BD677, BD677A,
BD678, BD678A
I
for BD679, BD679A,
BD680, BD680A
I
for BD681, BD682
I
for BD677, BD678,
BD679, BD680, BD681,
BD682
I
for BD677A, BD678A,
BD679A, BD680A
I
for BD677, BD678,
BD679, BD680, BD681,
BD682
I
for BD677A, BD678A,
BD679A, BD680A
I
C
C
C
C
C
C
C
CE
CE
CE
c
EB
= 1.5 A
= 2 A
= 1.5 A
= 2 A
= 50 mA
= 50 mA
= 50 mA
= 100 °C
= 5 V
= half rated V
= rated V
= rated V
Test conditions
___
CBO
CBO
I
I
B
B
V
V
= 30 mA
= 40 mA
CE
CE
CEO
= 3 V
= 3 V
Min.
100
60
80
Typ.
Max.
0.5
0.2
2.5
2.8
2.5
2
2
BD6xxx
Unit
mA
mA
mA
V
V
V