TC4423 datasheet(3/7 Pages) TELCOM

3 / 7 page

4-239

TELCOM SEMICONDUCTOR, INC.

3A DUAL HIGH-SPEED

POWER --MOSFET DRIVERS

TC4423

TC4424

TC4425

Figure 1. Inverting Driver Switching Time

Figure 2. Noninverting Driver Switching Time

OUTPUT

INPUT

0.1

µF CERAMIC

+5V

INPUT

10%

90%

10%

90%

10%

90%

16V

OUTPUT

tD1

C = 1800pF

µF

WIMA

MKS-2

VDD = 16V

TC4423

(1/2 TC4425)

Test Circuit

tD2

INPUT: 100 kHz,

square wave,

tRISE = tFALL

≤ 10 nsec

90%

10%

tD1

+5V

INPUT

16V

OUTPUT

90%

OUTPUT

INPUT

0.1

µF CERAMIC

C = 1800pF

µF

WIMA

MKS-2

VDD = 16V

TC4424

(1/2 TC4425)

Test Circuit

tD2

INPUT: 100 kHz,

square wave,

tRISE = tFALL

≤ 10 nsec

ELECTRICAL CHARACTERISTICS (Cont.):

Over operating temperature range with 4.5V

≤ VDD ≤ 18V, unless otherwise specified.

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

Input

VIH

Logic 1 High Input Voltage

2.4

—

VIL

Logic 0 Low Input Voltage

—

0.8

IIN

Input Current

≤ VIN ≤ VDD

– 10

—

µA

Output

VOH

High Output Voltage

VDD – 0.025

—

VOL

Low Output Voltage

—

0.025

Output Resistance, High

IOUT = 10 mA, VDD = 18V

—

3.7

Ω

Output Resistance, Low

IOUT = 10 mA, VDD = 18V

—

4.3

Ω

IPK

Peak Output Current

—

IREV

Latch-Up Protection

Duty Cycle

≤ 2%

1.5

—

Withstand Reverse Current

≤ 300 µsec

Switching Time (Note 1)

Rise Time

Figure 1, CL = 1800 pF

—

nsec

Fall Time

Figure 1, CL = 1800 pF

—

nsec

tD1

Delay Time

Figure 1, CL = 1800 pF

—

100

nsec

tD2

Delay Time

Figure 1, CL = 1800 pF

—

100

nsec

Power Supply

Power Supply Current

VIN = 3V (Both Inputs)

—

3.5

VIN = 0V (Both Inputs)

—

0.2

0.3

NOTE: 1. Switching times guaranteed by design.

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