BUT34 Motorola Semiconductor Products, BUT34 Datasheet - Page 3

• Manufacturer Part Number: BUT34
• Description: 50 Amperes NPN Silicon Power Darlington Transistor 850 Volts 250 Watts
• Manufacturer: Motorola Semiconductor Products

Motorola Bipolar Power Transistor Device Data
400
200
100
2.5
2.2
1.9
1.6
1.3
1.0
0.7
0.4
50
30
20
10
5
3
2
1
0.07
0.05
0.03
0.02
0.01
0.7
0.5
0.3
0.2
0.1
1
1
Figure 3. Collector–Emitter Saturation Voltage
1
0.01
100 C
25 C
T C = 25 C
V CE = 5.0 V
0.02
0.05
SINGLE PULSE
T C = 25 C
I C /I B = 10
D = 0.5
0.02
2
2
0.1
0.2
40 C
0.03
Figure 1. DC Current Gain
I C , COLLECTOR CURRENT (AMPS)
I C , COLLECTOR CURRENT (AMPS)
3
3
4
0.05
0.01
5
7
0.1
7
10
10
0.2
0.3
20
20
TYPICAL CHARACTERISTICS
0.5
30 40
30
Figure 5. Thermal Response
1
50
60
2
t, TIME (ms)
3
R JC (t) = r(t) R JC
R JC = 1.17 C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t 1
T J(pk) – T C = P (pk) R JC (t)
3.2
2.8
2.5
2.2
1.9
1.6
1.3
1.0
5
4
3
2
1
0
0.1
1
25 C
T C = 25 C
10
100 C
T C = 25 C
I C /I B = 10
Figure 2. Collector Saturation Region
0.2 0.3
2
Figure 4. Base–Emitter Voltage
20
I C , COLLECTOR CURRENT (AMPS)
3
I B , BASE CURRENT (AMPS)
30
0.5
5
50
P (pk)
7
1
DUTY CYCLE, D = t 1 /t 2
100
10
t 1
I C = 20 A
t 2
2
200
3
20
300
I C = 40 A
30
500
5
BUT34
7
50
3
100
0
10