MC34151, MC33151
12
4.7 V 0.1
+
6
+
Logic Input
50
2
+
+
+
-
5.7V
+
7
Drive Output
C L
4
+
+
5
5.0 V
Logic Input
t r , t f ≤ 10 ns
0V
10%
t PHL
90%
t PLH
90%
Drive Output
10%
3
t f
t r
2.4
Figure 2. Switching Characteristics Test Circuit
2.2
Figure 3. Switching Waveform Definitions
2.0
1.6
1.2
0.8
V CC = 12 V
T A = 25 ° C
2.0
1.8
1.6
1.4
Lower Threshold
V CC = 12 V
Upper Threshold
Low State Output
High State Output
0.4
1.2
0
0
2.0
4.0 6.0 8.0
10
12
1.0
-55
-25
0 25 50 75
100
125
200
V in , INPUT VOLTAGE (V)
Figure 4. Logic Input Current versus
Input Voltage
200
T A , AMBIENT TEMPERATURE ( ° C)
Figure 5. Logic Input Threshold Voltage
versus Temperature
160
V CC = 12 V
C L = 1.0 nF
T A = 25 ° C
Overdrive Voltage is with Respect
to the Logic Input Lower Threshold
160
Overdrive Voltage is with Respect
to the Logic Input Lower Threshold
V CC = 12 V
C L = 1.0 nF
T A = 25 ° C
120
80
40
120
80
40
0
V th(lower)
0
V th(upper)
-1.6 -1.2 -0.8 -0.4 0
V in , INPUT OVERDRIVE VOLTAGE BELOW LOWER THRESHOLD (V)
Figure 6. Drive Output Low ? to ? High Propagation
Delay versus Logic Overdrive Voltage
0 1.0 2.0 3.0 4.0
V in , INPUT OVERDRIVE VOLTAGE ABOVE UPPER THRESHOLD (V)
Figure 7. Drive Output High ? to ? Low Propagation
Delay versus Logic Input Overdrive Voltage
http://onsemi.com
4
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