TC4451/TC4452
DS20001987C-page 6
2006-2014 Microchip Technology Inc.
2.0
TYPICAL PERFORMANCE CURVES
Note:
Unless otherwise indicated, T
A
= +25°C with 4.5V
V
DD
18V.
FIGURE 2-1:
Rise Time vs. Supply
Voltage.
FIGURE 2-2:
Rise Time vs. Capacitive
Load.
FIGURE 2-3:
Fall Time vs. Supply
Voltage.
FIGURE 2-4:
Fall Time vs. Capacitive
Load.
FIGURE 2-5:
Rise and Fall Times vs.
Temperature.
FIGURE 2-6:
Crossover Energy vs.
Supply Voltage.
Note:
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
0
20
40
60
80
100
120
140
160
180
200
220
4
6
8
10
12
14
16
18
Rise T
ime (ns)
Supply Voltage (V)
47,000 pF
22,000 pF
10,000 pF
0
50
100
150
200
250
300
100
1000
10000
100000
Rise T
ime (ns)
Capacitive Load (pF)
5V
18V
10V
0
20
40
60
80
100
120
140
160
180
200
220
4
6
8
10
12
14
16
18
Fall T
ime
(ns)
Supply Voltage (V)
47,000 pF
22,000 pF
10,000 pF
0
50
100
150
200
250
300
100
1000
10000
100000
Fall T
ime
(ns)
Capacitive Load (pF)
5V
18V
10V
0
10
20
30
40
-40 -25 -10
5
20
35
50
65
80
95 110 125
Rise and Fall T
imes (ns)
Temperature (°C)
t
RISE
t
FALL
V
DD
= 18V
1E-09
1E-08
1E-07
4
6
8
10
12
14
16
18
Crossover Energy
(A·
sec)
Supply Voltage (V)
10
-7
10
-8
10
-9
