TPS2020Q1, TPS2021Q1

TPS2022Q1, TPS2023Q1, TPS2024Q1

POWERDISTRIBUTION SWITCHES

SGLS260C − SEPTEMBER 2004 − REVISED NOVEMBER 2004

2

POST OFFICE BOX 655303

AVAILABLE OPTIONS

TA

ENABLE

RECOMMENDED

MAXIMUM CONTINUOUS

TYPICAL SHORT-CIRCUIT

CURRENT LIMIT AT 25

°C

PACKAGED

DEVICES

TA

ENABLE

MAXIMUM CONTINUOUS

LOAD CURRENT

(A)

CURRENT LIMIT AT 25

°C

(A)

SMALL OUTLINE

(D)†

0.2

0.3

TPS2020IDRQ1‡

0.6

0.9

TPS2021IDRQ1‡

−40

°C to 85°C

Active low

1

1.5

TPS2022IDRQ1

−40 C to 85 C

Active low

1.5

2.2

TPS2023IDRQ1‡

2

3

TPS2024IDRQ1

† The D package is taped and reeled as indicated by the R suffix to device type (e.g., TPS2020IDRQ1)

‡ Product Preview

TPS2020 functional block diagram

OUT

OC

IN

EN

GND

Current

Limit

Driver

UVLO

Charge

Pump

CS

Thermal

Sense

Power Switch

†

†Current Sense

Terminal Functions

TERMINAL

NAME

NO.

D

I/O

DESCRIPTION

EN

4

I

Enable input. Logic low turns on power switch.

GND

1

I

Ground

IN

2, 3

I

Input voltage

OC

5

O

Overcurrent. Logic output active low

OUT

6, 7, 8

O

Power-switch output