BD243B BD243C BD244B BD244C
3–179
Motorola Bipolar Power Transistor Device Data
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ELECTRICAL CHARACTERISTICS (TC = 25
_
C unless otherwise noted)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Characteristic
Symbol
Min
Max
Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Collector–Emitter Sustaining Voltage (1)
(IC= 30 mAdc IB= 0) BD243B BD244B
VCEO(sus)
—
Vdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
,
,
BD243C, BD244C
ÎÎ
ÎÎ
100
ÎÎ
—
—
Î
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Collector Cutoff Current
(VCE = 60 Vdc, IB = 0) BD243B, BD243C, BD244B, BD244C
ICEO
—
0.7
mAdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Collector Cutoff Current
(VCE = 80 Vdc, VEB = 0) BD243B, BD244B
(VCE = 100 Vdc, VEB = 0) BD243C, BD244C
ÎÎ
ÎÎ
ICES
ÎÎ
ÎÎ
—
—
ÎÎ
ÎÎ
400
400
Î
Î
µAdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Emitter Cutoff Current
(VBE = 5.0 Vdc, IC = 0)
IEBO
—
1.0
mAdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ON CHARACTERISTICS (1)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Current Gain
(IC = 0.3 Adc, VCE = 4.0 Vdc)
(IC = 3.0 Adc, VCE = 4.0 Vdc)
ÎÎ
ÎÎ
hFE
ÎÎ
ÎÎ
30
15
ÎÎ
ÎÎ
—
—
Î
Î
—
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Collector–Emitter Saturation V oltage
(IC = 6.0 Adc, IB = 1.0 Adc)
VCE(sat)
—
1.5
Vdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Base–Emitter On Voltage
(IC = 6.0 Adc, VCE = 4.0 Vdc)
ÎÎ
VBE(on)
ÎÎ
—
ÎÎ
2.0
Î
Vdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DYNAMIC CHARACTERISTICS
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Current–Gain — Bandwidth Product (2)
(IC = 500 mAdc, VCE = 10 Vdc, ftest = 1.0 MHz)
ÎÎ
fT
ÎÎ
3.0
ÎÎ
—
Î
MHz
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Small–Signal Current Gain
(IC = 0.5 Adc, VCE = 10 Vdc, f = 1.0 kHz)
hfe
20
—
—
(1) Pulse Test: Pulsewidth
v
300 µs, Duty Cycle
v
2.0%.
(2) fT = hfe • ftest
Figure 2. Switching Time Test Circuit
0.06
Figure 3. Turn–On Time
IC, COLLECTOR CURRENT (AMP)
t, TIME ( s)µ
1.0
0.7
0.5
0.3
0.1
0.07
0.02 0.1 0.2 0.4 0.6 2.0 6.0
td @ VBE(off) = 5.0 V
TJ = 25°C
VCC = 30 V
IC/IB = 10
+ 11 V
0
VCC
– 30 V
SCOPE
RB
– 4 V
tr, tf
v
10 ns
DUTY CYCLE = 1.0%
RC
tr
0.03
0.05
1.0 4.0
D1 MUST BE FAST RECOVERY TYPE eg.
1N5825 USED ABOVE IB
[
100 mA
MSD6100 USED BELOW IB
[
100 mA
25 µs
– 9.0 V D1
51
RB AND RC VARIED TO OBT AIN DESIRED CURRENT LEVELS
0.2