5.4 Thermal Information

PACKAGE

PINS

THERMAL METRIC(1)

UNIT

RθJA

RθJC(top)

RθJB

ΨJT

ΨJB

RθJC(bot)

PW (TSSOP)

20

109.6

51.8

71.4

8.9

70.7

-

°C/W

RKS (VQFN)

20

74.1

78.6

47.3

14.6

47.3

30.4

°C/W

DGS (VSSOP)

20

124.5

62.9

79.2

7.8

78.7

-

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

note.

5.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

-40°C to 125°C

UNIT

MIN

TYP

MAX

VT+

Positive-going input threshold voltage

1.5V

0.71

0.9

1.06

V

1.8V

0.82

1.04

1.22

2.5V

1.08

1.3

1.51

3V

1.19

1.47

1.72

4.5V

1.61

1.98

2.37

5V

1.84

2.17

2.52

5.5V

1.87

2.33

2.82

VT-

Negative-going input threshold voltage

1.5V

0.33

0.48

0.68

V

1.8V

0.42

0.54

0.68

2.5V

0.59

0.7

0.8

3V

0.68

0.81

0.95

4.5V

0.98

1.15

1.36

5V

1.11

1.27

1.46

5.5V

1.14

1.36

1.63

ΔVT

Hysteresis (VT+ − VT−)

1.5V

0.31

0.44

0.66

V

1.8V

0.37

0.49

0.66

2.5V

0.45

0.6

0.74

3V

0.47

0.65

0.84

4.5V

0.62

0.83

1.06

5V

0.72

0.91

1.1

5.5V

0.71

0.97

1.23

VOH

IOH = -50µA

1.5V

1.4

1.499

V

1.8V

1.7

1.799

2.5V

2.4

2.499

3V

2.9

2.999

4.5V

4.4

4.499

5.5V

5.4

5.499

IOH = -1mA

1.8V

1.44

IOH = -2mA

2.5V

2

IOH = -4mA

3V

2.4

IOH = -12mA

3V

2.4

IOH = -24mA

4.5V

3.7

IOH = -24mA

5.5V

4.7

IOH = -75mA(3)

5.5V

3.85

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