TPS22920_14 datasheet(4/21 Pages) TI1

номер детали	TPS22920

подробное описание детали	Ultra-Low On-Resistance, 4-A Integrated Load Switch with Controlled Turn-on

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TPS22920

SLVSAY8A – JUNE 2011 – REVISED JULY 2013

www.ti.com

THERMAL INFORMATION

TPS22920

THERMAL METRIC(1)

UNITS

CS130P (8 PINS)

θJA

Junction-to-ambient thermal resistance

130

θJCtop

Junction-to-case (top) thermal resistance

54

θJB

Junction-to-board thermal resistance

51

°C/W

ψJT

Junction-to-top characterization parameter

1

ψJB

Junction-to-board characterization parameter

50

θJCbot

Junction-to-case (bottom) thermal resistance

n/a

(1)

For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.

RECOMMENDED OPERATING CONDITIONS

MIN

MAX

UNIT

VIN

Input voltage range

0.75

3.6

V

VOUT Output voltage range

VIN

V

VIN = 2.5-V to 3.6 V

1.2

3.6

V

VIH

High-level input voltage, ON

VIN = 0.75-V to 2.49 V

0.9

3.6

V

VIN = 2.5-V to 3.6 V

0.6

V

VIL

Low-level input voltage, ON

VIN = 0.75-V to 2.49 V

0.4

V

CIN

Input Capacitor

1(1)

µF

(1)

See Input Capacitor section in Application Information.

ELECTRICAL CHARACTERISTICS

VIN = 0.75 V to 3.6 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

TA

MIN TYP(1)

MAX

UNIT

VIN = 3.6 V

68

160

µA

VIN = 2.5 V

40

70

VIN = 1.8 V

25

350

IIN

Quiescent Current

IOUT = 0, VIN = VON

Full

µA

VIN = 1.2 V

103

200

VIN = 1.05 V

78

110

µA

VIN = 0.75 V

37

70

IIN(leak)

Off Supply Current (After Pull Down)

VON = GND, VOUT = 0

Full

5.5

µA

25°C

5.3

8.8

VIN = 3.6 V, IOUT = –200 mA

m

Ω

Full

9.8

25°C

5.4

8.9

VIN = 2.5 V, IOUT = –200 mA

m

Ω

Full

9.9

25°C

5.5

9.1

VIN = 1.8 V, IOUT = –200 mA

m

Ω

Full

10.1

rON

On-Resistance

25°C

5.8

9.4

VIN = 1.2 V, IOUT = –200 mA

m

Ω

Full

10.4

25°C

6.1

9.7

VIN = 1.05 V, IOUT = –200 mA

m

Ω

Full

10.8

25°C

7.3

11.0

VIN = 0.75 V, IOUT = –200 mA

m

Ω

Full

12.4

RPD

Output pull down resistance(2)

VIN = 3.3 V, VON = 0, IOUT = 3 mA

Full

1250

1500

Ω

ION

ON input leakage current

VON = 0.9 V to 3.6 V or GND

Full

0.1

µA

(1)

Typical values are at VIN = 3.3 V and TA = 25°C.

(2)

See Output Pulldown in Application Information.

4

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