Data Sheet

TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP)
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4
Figure 3. Switching Times Test Circuit
4.0
0.04
Figure 4. Switching Times
I
C
, COLLECTOR CURRENT (AMP)
t, TIME (s)μ
2.0
1.0
0.8
0.2
0.06 0.1 0.2 0.4 0.6 1.0 2.0 4.0
0.6
PNP
NPN
t
f
t
r
t
s
t
d
@ V
BE(off)
= 0
V
2
approx
+8.0 V
V
1
approx
-12 V
t
r
, t
f
≤ 10 ns
DUTY CYCLE = 1.0%
25 ms
0
R
B
51
D
1
+4.0 V
V
CC
-30 V
R
C
TUT
≈ 8.0 k
≈ 60
SCOPE
for t
d
and t
r
, D
1
is disconnected
and V
2
= 0, R
B
and R
C
are varied
to obtain desired test currents.
For NPN test circuit, reverse diode,
polarities and input pulses.
R
B
& R
C
VARIED TO OBTAIN DESIRED CURRENT LEVELS
D
1
, MUST BE FAST RECOVERY TYPE, eg:
1N5825 USED ABOVE I
B
≈ 100 mA
MSD6100 USED BELOW I
B
≈ 100 mA
V
CC
= 30 V
I
C
/I
B
= 250
0.4
I
B1
= I
B2
T
J
= 25°C
Figure 5. Thermal Response
t, TIME (ms)
1.0
0.01
0.01
0.5
0.2
0.1
0.05
0.02
r(t), TRANSIENT THERMAL RESISTANCE
(NORMALIZED)
0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 50 100 200 1.0 k500
Z
q
JC(t)
= r(t) R
q
JC
R
q
JC
= 2.5°C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t
1
T
J(pk)
- T
C
= P
(pk)
Z
q
JC(t)
P
(pk)
t
1
t
2
DUTY CYCLE, D = t
1
/t
2
D = 0.5
0.2
0.05
0.02
0.01
SINGLE PULSE
0.1
0.7
0.3
0.07
0.03
0.02