Datasheet

©2001 Fairchild Semiconductor Corporation
BD434/436/438
Rev. A1, June 2001
Typical Characteristics
Figure 1. DC current Gain Figure 2. Collector-Emitter Saturation Voltage
Figure 3. Base-Emitter On Voltage Figure 4. Collector-Base Capacitance
Figure 5. Safe Operating Area Figure 6. Power Derating
-0.01 -0.1 -1 -10 -100
1
10
100
1000
V
CE
= -1V
h
FE
, DC CURRENT GAIN
I
C
[A], COLLECTOR CURRENT
-0.1 -1 -10
-0.01
-0.1
-1
I
C
= 10 I
B
V
CE
(sat)[V], SATURATION VOLTAGE
I
C
[A], COLLECTOR CURRENT
-0.0 -0.3 -0.5 -0.8 -1.0 -1.3 -1.5 -1.8 -2.0
-0.0
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
V
CE
= -1V
I
C
[A], COLLECTOR CURRENT
V
BE
[V], BASE-EMITTER VOLTAGE
-0.1 -1 -10 -100 -1000
-1
-10
-100
-1000
C
CBO
(pF), COLLECTOR BASE CAPACITANCE
V
CB
[V], COLLECTOR BASE VOLTAGE
-1 -10 -100
-0.1
-1
-10
10µs
100
µ
s
1ms
10ms
BD434
I
C
MAX. (Pulsed)
BD438
BD436
DC
I
C
Max. (Continuous)
I
C
[A], COLLECTOR CURRENT
V
CE
[V], COLLECTOR-EMITTER VOLTAGE
0 25 50 75 100 125 150 175 200
0
6
12
18
24
30
36
42
48
P
C
[W], POWER DISSIPATION
T
C
[
o
C], CASE TEMPERATURE