BUH50 Datasheet, PDF (8/10 Pages) Motorola, Inc – POWER TRANSISTOR 4 AMPERES 800 VOLTS 50 WATTS

BUH50
TYPICAL CHARACTERISTICS
Table 1. Inductive Load Switching Drive Circuit
+15 V
1 µF
150 Ω
100 Ω
MTP8P10
3W
3W
100 µF
+10 V
MPF930
MPF930
MTP8P10
MUR105
RB1
Iout
A
VCE
IB1
IB
50 Ω
COMMON
500 µF
–Voff
MJE210
RB2
150 Ω
3W
MTP12N10
1 µF
V(BR)CEO(sus)
L = 10 mH
RB2 = ∞
VCC = 20 Volts
IC(pk) = 100 mA
VCE PEAK
IC PEAK
IB2
Inductive Switching
L = 200 µH
RB2 = 0
VCC = 15 Volts
RB1 selected for
desired IB1
RBSOA
L = 500 µH
RB2 = 0
VCC = 15 Volts
RB1 selected for
desired IB1
1
0.5
0.2
0.1
0.1 _0.05
0.02
SINGLE PULSE
0.01
0.01
P(pk)
t1
t2
DUTY CYCLE, D = t1/t2
R_θJC(t) = r(t) R_θJC
R_θJC = 2.5°C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t1
TJ(pk) – TC = P(pk) R_θJC(t)
0.1
1
10
100
1000
t, TIME (ms)
Figure 22. Typical Thermal Response (Z_θJC(t)) for BUH50
8
Motorola Bipolar Power Transistor Device Data