1.5A DUAL OPEN-DRAIN
MOSFET DRIVERS
TC4420
TC4429
TYPICAL CHARACTERISTICS
Rise Time vs. Supply Voltage
Fall Time vs. Supply Voltage
Rise and Fall Times vs. Temperature
120
100
80
60
40
20
0
50
C
= 2200 pF
L
V
DD
= 18V
100
40
30
20
10
0
C
= 10,000 pF
L
80
60
40
20
0
C
= 10,000 pF
L
t
FALL
t
RISE
C
C
= 4700 pF
= 2200 pF
C
C
= 4700 pF
= 2200 pF
L
L
L
L
5
7
9
11
(V)
13
15
5
7
9
V
11
(V)
13
15
–60
–20
20
60
(°C)
100
140
V
T
A
DD
DD
Propagation Delay Time
vs. Supply Voltage
Rise Time vs. Capacitive Load
Fall Time vs. Capacitive Load
100
80
65
60
55
50
45
40
35
100
80
60
40
60
40
V
= 5V
DD
V
= 5V
DD
t
t
D2
V
DD
= 12V
V
DD
= 12V
V
DD
= 18V
V
DD
= 18V
20
10
20
10
D1
1000
10,000
1000
10,000
4
6
8
10
12 14 16 18
CAPACITIVE LOAD (pF)
CAPACITIVE LOAD (pF)
SUPPLY VOLTAGE (V)
Propagation Delay Time
vs. Temperature
Supply Current vs. Capacitive Load
84
Supply Current vs. Frequency
50
40
30
20
10
0
1000
100
C
V
= 2200 pF
V
DD
= 15V
C = 2200 pF
L
L
= 18V
DD
18V
70
56
42
28
14
0
t
10V
5V
D2
t
D1
500 kHz
200 kHz
20 kHz
10
0
0
100
1000
10,000
0
100
1000
10,000
–60
–20
20
T
60
(°C)
100
140
CAPACITIVE LOAD (pF)
FREQUENCY (kHz)
A
4-228
TELCOM SEMICONDUCTOR, INC.
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