*ELECTRICAL CHARACTERISTICS (T = 25 C unless otherwise noted)
C
Characteristic
Symbol
Min
Max
Unit
OFF CHARACTERISTICS
Collector–Emitter Sustaining Voltage (1)
V
60
—
—
Vdc
CEO(sus)
(I = 10 mAdc, I = 0)
C
B
Collector Cutoff Current
I
100
µAdc
CEO
(V
CE
(V
CE
= 20 Vdc, I = 0)
B
= 30 Vdc, I = 0)
B
Collector Cutoff Current
I
CEX
(V
CE
(V
CE
= 80 Vdc, V
= 40 Vdc, V
= 1.5 Vdc)
= 1.5 Vdc, T = 125°C)
—
—
1.0
0.1
µAdc
mAdc
BE(off)
BE(off)
C
Emitter Cutoff Current
(V = 6.0 Vdc, I = 0)
I
—
1.0
µAdc
EBO
EB
C
ON CHARACTERISTICS(1)
DC Current Gain
h
FE
—
(I = 200 mAdc, V
CE
= 3.0 Vdc)
40
25
20
5.0
250
—
—
C
(I = 1.0 Adc, V
= 3.0 Vdc)
= 3.0 Vdc)
= 3.0 Vdc)
C
CE
CE
CE
(I = 2.0 Adc, V
C
(I = 4.0 Adc, V
—
C
Collector–Emitter Saturation Voltage
(I = 500 mAdc, I = 50 mAdc)
V
Vdc
CE(sat)
—
—
—
—
0.4
0.6
0.8
2.5
C
B
(I = 1.0 Adc, I = 100 mAdc)
C
C
B
B
B
(I = 2.0 Adc, I = 200 mAdc)
(I = 4.0 Adc, I = 800 mAdc)
C
Base–Emitter Saturation Voltage
(I = 2.0 Adc, I = 200 mAdc)
V
—
2.0
Vdc
Vdc
BE(sat)
C
B
Base–Emitter On Voltage
(I = 2.0 Adc, V = 3.0 Vdc)
V
BE(on)
—
1.8
C
CE
DYNAMIC CHARACTERISTICS
Current–Gain — Bandwidth Product
f
50
—
MHz
pF
T
(I = 100 mAdc, V
C
= 10 Vdc, f = 10 MHz)
CE
Output Capacitance
C
ob
(V
CB
= 10 Vdc, I = 0)
(f = 0.1 MHz)
BD787
BD788
—
—
50
70
C
Small–Signal Current Gain
h
fe
10
—
—
(I = 200 mAdc, V = 10 Vdc, f = 1.0 kHz)
C
CE
* Indicates JEDEC Registered Data
(1) Pulse Test; Pulse Width 300 µs, Duty Cycle
2.0%.
500
+ 30 V
V
CC
300
200
V
I
= 30 V
CC
/I = 10
25 µs
R
C
C B
+ 11 V
0
T
= 25°C
J
SCOPE
100
t
R
r
B
70
50
– 9.0 V
t , t 10 ns
51
D
1
30
20
r
f
t
@ V = 5.0 V
BE(off)
d
DUTY CYCLE = 1.0%
– 4 V
R
AND R VARIED TO OBTAIN DESIRED CURRENT LEVELS
B
C
BD787 (NPN)
BD788 (PNP)
10
D
MUST BE FAST RECOVERY TYPE, e.g.:
1
7.0
5.0
1N5825 USED ABOVE I
100 mA
100 mA
B
MSD6100 USED BELOW I
0.04 0.06
0.1
0.2
0.4 0.6
1.0
2.0
4.0
B
FOR PNP TEST CIRCUIT, REVERSE ALL POLARITIES.
I
, COLLECTOR CURRENT (AMP)
C
Figure 2. Switching Time Test Circuit
Figure 3. Turn–On Time
2
Motorola Bipolar Power Transistor Device Data