TC426_13 Datasheet, PDF (7/18 Pages) Microchip Technology – 1.5A Dual High-Speed Power MOSFET Drivers

TC426/TC427/TC428
V_DD = 18V
1 μF
0.1 μF
V_DD = 18V
1 μF
0.1 μF
Input
1
Input: 100 kHz,
square wave,
t_RISE = t_FALL ≤ 10 nsec
2
TC426
(1/2 TC428)
Output
C_L = 1000 pF
+5V
Input
0V
18V
Output
0V
10%
t_D1
t_F
90%
10%
90%
t_D2
t_R
90%
10%
FIGURE 3-1:
Inverting Driver Switching
Time Test Circuit
Input
1
Input: 100 kHz,
square wave,
t_RISE = t_FALL ≤ 10 nsec
2
TC427
(1/2 TC428)
Output
C_L = 1000 pF
+5V
Input
0V
18V
Output
0V
10%
t_D1 ^90%
t_R
10%
90%
t_D2
90%
t_F
10%
FIGURE 3-2:
Noninverting Driver
Switching Time Test Circuit
+15V
0.1 μF
+
– ^{4.7 μF}
6
2 1/2
f_IN = 10 kHz ^TC426 7
3
–+
10 μF
1N4001
1N4001
V_OUT
+
– ^{47 μF}
FIGURE 3-3:
Voltage Doubler
30.
29.
28.
27.
26.
25.
24.
23.
22.
0 10 20 30 40 50 60 70 80 90 100
I_OUT (mA)
+15V
0.1 μF
+–
4.7 μF
6
2 1/2
TC426
f_IN = 10 kHz
3
7
+–
10 μF
1N4001
1N4001
V_OUT
–
+ ^{47 μF}
FIGURE 3-4:
Voltage Inverter
 2002-2012 Microchip Technology Inc.
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
0
10 20 30 40 50 60 70 80 90 100
I_OUT (mA)
DS21415D-page 7