TC426 Datasheet, PDF (5/5 Pages) TelCom Semiconductor, Inc – 1.5A DUAL HIGH-SPEED POWER MOSFET DRIVERS

1.5A DUAL HIGH-SPEED
POWER MOSFET DRIVERS
1
TC426
TC427
TC428
VDD = 18V
1µF
0.1µF
VDD = 18V
1µF
0.1µF
2
INPUT
1
INPUT: 100kHz,
square wave,
tRISE = tFALL ≤ 10nsec
2
TC426
(1/2 TC428)
OUTPUT
CL = 1000pF
INPUT
1
INPUT: 100kHz,
square wave,
tRISE = tFALL ≤ 10nsec
2
TC427
(1/2 TC428)
OUTPUT
CL = 1000pF
3
+5V
INPUT
0V
18V
OUTPUT
0V
10%
tD1 _{t F}
90%
10%
90%
tD2
tR
90%
10%
+5V
INPUT
0V
18V
OUTPUT
0V
10%
90%
tD1
tR
10%
90%
90%
tD2
tF
10%
Test Figure 1. Inverting Driver Switching Time Test Circuit
Test Figure 2. Noninverting Driver Switching Time Test Circuit
VOLTAGE DOUBLER
+ 15V
0.1µF
+
– ^4.7µF
6
2 1/2
f _IN = 10kHz ^TC426 7
3
–+
10µF
1N4001
1N4001
VOUT
+
– ^47µF
30.
29.
28.
27.
26.
25.
24.
23.
22.
0 10 20 30 40 50 60 70 80 90 100
IOUT (mA)
4
5
6
VOLTAGE INVERTER
+ 15V
0.1µF
+–
4.7µF
6
2 1/2
f _IN = 10kHz ^TC426 7
3
+–
10µF
1N4001
1N4001
VOUT
–
+ ^47µF
TELCOM SEMICONDUCTOR, INC.
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0
10 20 30 40 50 60 70 80 90 100
IOUT (mA)
7
8
4-173