BUS98 Motorola Inc, BUS98 Datasheet - Page 4

• Manufacturer Part Number: BUS98
• Description: 30 AMPERES NPN SILICON POWER TRANSISTORS(SWITCHMODE SERIES)
• Manufacturer: Motorola Inc

BUS98 BUS98A
I B
I C
4
V CE
Figure 7. Inductive Switching Measurements
L coil = 25 mH, V CC = 10 V
R coil = 0.7
+10 V
0
SEE ABOVE FOR
DETAILED CONDITIONS
PW Varied to Attain
I C = 100 mA
90% I B1
V CEO(sus)
20
INPUT
t sv
2
1
INDUCTIVE TEST CIRCUIT
I C pk
TUT
90% V CE(pk)
TIME
1
2
EQUIVALENT
1N4937
10% V CE(pk)
V clamp
OR
+10 V
t rv
t c
Table 1. Test Conditions for Dynamic Performance
90% I C(pk)
t fi
V CE(pk)
–10 V
I C pk
10%
V CC
R coil
L coil
t ti
2% I C
RBSOA AND INDUCTIVE SWITCHING
L coil = 180 H
R coil = 0.05
V CC = 20 V
I C
V CE
OUTPUT WAVEFORMS
I C(pk)
V CE or
MJE200
MJE210
TIME
V clamp
t 1
BUV20
BUV20
ADJUST V C2
TO OBTAIN
DESIRED I B2
t f
t 2
V clamp = 250 V
t f Clamped
20
16
12
8
4
0
t
0.1 F
1 F
0
t
Motorola Bipolar Power Transistor Device Data
50 F
50 F
I C = 20 A
1
f = 5
V BE(off) , BASE–EMITTER VOLTAGE (VOLTS)
Figure 8. Peak–Reverse Current
Scope — Tektronix
t 1 Adjusted to
Obtain I C
t 2
475 or Equivalent
t 1
Test Equipment
[
[
– V C1
ADJUST V C1
TO OBTAIN
DESIRED I B1
L coil (I C(pk) )
L coil (I C(pk) )
V clamp
2
V CC
3
RESISTIVE SWITCHING
RESISTIVE TEST CIRCUIT
1
2
Use inductive switching
the resistive test circuit.
I B1
driver as the input to
V CC = 250 V
Pulse Width = 10 s
TURN–OFF TIME
TURN–ON TIME
obtain the forced
I B1 adjusted to
4
h FE desired
TUT
5
1
2
R L
V CC
6