4-259

TELCOM SEMICONDUCTOR, INC.

7

6

5

4

3

1

2

8

1.5A HIGH-SPEED 30V MOSFET DRIVERS

TC4431

TC4432

ELECTRICAL CHARACTERISTICS (Cont.):

Specifications measured over operating temperature range

with 5.0V

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

Input

Logic 1 High Input Voltage

2.4

—

—

V

Logic 0 Low Input Voltage

—

—

0.8

V

Input Current (Note 1)

0V

– 1

—

1

µA

Output

High Output Voltage

—

—

V

Low Output Voltage

—

—

0.025

V

Output Resistance

—

—

12

Ω

Switching Time (Note 2)

Rise Time

Figure 1

—

—

60

nsec

Fall Time

Figure 1

—

—

70

nsec

Delay Time

Figure 1

—

—

100

nsec

Delay Time

Figure 1

—

—

110

nsec

Power Supply

Power Supply Current

—

—

6

mA

—

—

0.7

Start-up Threshold

—

8.4

10

V

Drop-out Threshold

(Note 3)

7

7.7

—

V

NOTES: 1. For inputs >16V, add a 1k

Ω resistor in series with the input. See graph on page 4 for input current.

2. Switching times are guaranteed by design.

3. For operation below 7V, the LOCK DIS., Pin 3 can be grounded to disable the lockout and start-up circuit.

PIN CONFIGURATIONS

TC4431

1

2

3

4

VDD

5

6

7

8

OUT

GND

VDD

IN

LOCK DIS

GND

TC4432

1

2

3

4

VDD

5

6

7

8

OUT

GND

VDD

IN

GND

2

7

INVERTING

NONINVERTING

OUT

NOTE: SOIC pinout is identical to DIP.

OUT

6

LOCK DIS

2

7

6