TC4421/TC4422

DS21420B-page 2

 2002 Microchip Technology Inc.

1.0

ELECTRICAL

CHARACTERISTICS

Absolute Maximum Ratings*

Supply Voltage .....................................................+20V

PDIP .........................................................730mW

CERDIP....................................................800mW

5-Pin TO-220................................................1.6W

5-Pin TO-220 (With Heatsink) ....................12.5W

Derating Factors (To Ambient)

PDIP ........................................................8mW/°C

CERDIP................................................6.4mW/°C

5-Pin TO-220.........................................12mW/°C

Thermal Impedances (To Case)

Operating Temperature Range (Ambient)

C Version......................................... 0°C to +70°C

E Version ...................................... -40°C to +85°C

M Version ...................................-55°C to +125°C

Storage Temperature Range ..............-65°C to +150°C

*Stresses above those listed under "Absolute Maximum

Ratings" may cause permanent damage to the device. These

are stress ratings only and functional operation of the device

at these or any other conditions above those indicated in the

operation sections of the specifications is not implied.

Exposure to Absolute Maximum Rating conditions for

extended periods may affect device reliability.

TC4421/TC4422 ELECTRICAL SPECIFICATIONS

Symbol

Parameter

Min

Typ

Max

Units

Test Conditions

Input

Logic 1, High Input Voltage

2.4

1.8

—

V

Logic 0, Low Input Voltage

—

1.3

0.8

V

Input Current

-10

—

10

Output

High Output Voltage

——

V

Figure 3-1

Low Output Voltage

——

0.025

V

Figure 3-1

Output Resistance, High

—

1.4

—

Ω

Output Resistance, Low

—

0.9

1.7

Ω

Peak Output Current

—

9

—

Continuous Output Current

2

——

A

10V

(TC4421/TC4422 CAT only)

Latch-Up Protection

Withstand Reverse Current

—

>1.5

—

A

Duty cycle

≤ 2%, t ≤ 300µsec

Switching Time (Note 1)

Rise Time

—

60

75

nsec

Fall Time

—

60

75

nsec

Delay Time

—

30

60

nsec

Figure 3-1

Delay Time

—

33

60

nsec

Figure 3-1

Note

1:

Switching times ensured by design.