TPS2020DR 参数 Datasheet PDF下载

TPS2020, TPS2021, TPS2022, TPS2023, TPS2024

POWER-DISTRIBUTION SWITCHES

SLVS175A – DECEMBER 1998 – REVISED NOVEMBER 1999

electrical characteristics over recommended operating junction temperature range, V

I(IN)

= 5.5 V,

I

O

= rated current, EN = 0 V (unless otherwise noted)

power switch

PARAMETER

VI(IN) = 5 V,

VI(IN) = 5 V,

VI(IN) = 5 V,

VI(IN) = 3.3 V,

VI(IN) = 3.3 V,

rDS(on)

Static drain-source on-state resistance

VI(IN) = 3.3 V,

VI(IN) = 5 V,

VI(IN) = 5 V,

VI(IN) = 5 V,

VI(IN) = 3.3 V,

VI(IN) = 3.3 V,

VI(IN) = 3.3 V,

VI(IN) = 5.5 V,

CL = 1

µF,

VI(IN) = 2.7 V,

CL = 1

µF,

VI(IN) = 5.5 V,

CL = 1

µF,

VI(IN) = 2.7 V,

CL = 1

µF,

TEST CONDITIONS†

TJ = 25°C,

TJ = 85°C,

TJ = 125°C,

TJ = 25°C,

TJ = 85°C,

TJ = 125°C,

TJ = 25°C,

TJ = 85°C,

TJ = 125°C,

TJ = 25°C,

TJ = 85°C,

TJ = 125°C,

TJ = 25°C,

RL = 10

Ω

TJ = 25°C,

RL = 10

Ω

TJ = 25°C,

RL = 10

Ω

TJ = 25°C,

RL = 10

Ω

IO = 1.8 A

IO = 1.8 A

IO = 1.8 A

IO = 1.8 A

IO = 1.8 A

IO = 1.8 A

IO = 0.18 A

IO = 0.18 A

IO = 0.18 A

IO = 0.18 A

IO = 0.18 A

IO = 0.18 A

MIN

TYP

33

38

44

37

43

51

30

35

39

33

39

44

6.1

ms

8.6

3.4

ms

3

MAX

36

46

50

41

52

61

34

41

47

37

46

56

mΩ

UNIT

tr

Rise time output

time,

tf

Fall time, output

time

† Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.

enable input ( EN)

PARAMETER

VIH

VIL

II

ton

toff

High-level input voltage

Low-level in ut voltage

input

Input current

Turnon time

Turnoff time

TEST CONDITIONS

2.7 V

≤

VI(IN)

≤

5.5 V

4.5 V

≤

VI(IN)

≤

5.5 V

2.7 V

≤

VI(IN)

≤

4.5 V

EN= 0 V or EN = VI(IN)

CL = 100

µF,

RL = 10

Ω

CL = 100

µF,

RL = 10

Ω

– 0.5

MIN

2

0.8

0.5

0.5

20

40

µA

ms

TYP

MAX

UNIT

V

V

current limit

PARAMETER

TEST CONDITIONS†

TPS2020

IOS

Short-circuit output current

TJ = 25°C, VI = 5.5 V,

25 C,

OUT connected to GND,

Device enable into short circuit

TPS2021

TPS2022

TPS2023

TPS2024

MIN

0.22

0.66

1.1

1.65

2.2

TYP

0.3

0.9

1.5

2.2

3

MAX

0.4

1.1

1.8

2.7

3.8

A

UNIT

† Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.

POST OFFICE BOX 655303

•

DALLAS, TEXAS 75265

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