TC427EOA datasheet(7/18 Pages) MICROCHIP

Part #	TC427EOA

Description	1.5A Dual High-Speed Power MOSFET Drivers

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Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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7 / 18 page

 2002-2012 Microchip Technology Inc.

DS21415D-page 7

TC426/TC427/TC428

FIGURE 3-1:

Inverting Driver Switching

Time Test Circuit

FIGURE 3-2:

Noninverting Driver

Switching Time Test Circuit

FIGURE 3-3:

Voltage Doubler

FIGURE 3-4:

Voltage Inverter

Output

Input

0.1

μF

VDD = 18V

+5V

Input

10%

90%

10%

90%

10%

90%

18V

Output

tD1

tF

tR

tD2

CL = 1000 pF

1

μF

0V

TC426

(1/2 TC428)

1

2

Input: 100 kHz,

square wave,

tRISE = tFALL ≤ 10 nsec

Output

Input

90%

10%

90%

TC427

(1/2 TC428)

+5V

Input

18V

Output

0V

90%

1

2

0.1

μF

1

μF

tD1

tF

tR

tD2

VDD = 18V

CL = 1000 pF

Input: 100 kHz,

square wave,

tRISE = tFALL ≤ 10 nsec

+15V

0.1

μF

4.7

μF

10

μF

47

μF

+

–

+

–

+

–

1N4001

VOUT

fIN = 10 kHz

2

6

3

7

29.

27.

25.

23.

0

10

20 30 40 50 60 70 80 90

IOUT (mA)

28.

26.

24.

22.

30.

100

1/2

TC426

+15V

0.1

μF

4.7

μF

10

μF

47

μF

+

–

+–

1N4001

2

6

3

7

1/2

TC426

+–

-6

-8

-10

-12

0

10 20 30 40 50 60 70 80 90

-7

-9

-11

-13

-5

-14

100

IOUT (mA)

VOUT

fIN = 10 kHz

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TC427EOA Datasheet(PDF) 7 Page - Microchip Technology

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