GND

D+

D–

3

5

4

2

TPS2511-Q1

8

7

6

1

ILIM_SET

IN

CS

PAD

OUT

DM

DP

GND

EN

0.1 mF

100 kW

100 kW

CS

EN

UDG-13100

1

2

3

4

8

7

6

5

GND

ILIM_SET

IN

CS

OUT

DM

DP

EN

TPS2511-Q1

www.ti.com

SLUSBK5A – JUNE 2013 – REVISED JUNE 2013

DEVICE INFORMATION

DGN PACKAGE (MSOP)

8 PINS

(Top View)

PIN FUNCTIONS

PIN

DESCRIPTION

NAME

NO.

Active low open -drain output, when OUT current is more than approximately half of the current limit set

CS

4

O

by a resistor on ILIM_SET pin, the output is active low. Maximum sink current is 10 mA.

Connected to the D– or D+ line of USB connector, provide the correct voltage with an attached portable

DM

7

I/O

equipment for DCP detection, high impedance while disabled.

Connected to the D+ or D– line of USB connector, provide the correct voltage with an attached portable

DP

6

I/O

equipment for DCP detection, high impedance while disabled.

Logic-level control input, when it is high, turns power switch on, when it is low, turns power switch off

EN

5

I

and turns DP and DM into the high impedance state.

GND

1

G

Ground connection.

ILIM_SET

2

I

External resistor used to set current-limiting threshold, recommended 16.9 k

Power supply. Input voltage connected to power switch, connect a ceramic capacitor with a value of

IN

3

P

0.1-µF or greater from the IN pin to GND as close to the device as possible.

OUT

8

O

Power-switch output. Connect to VBUS of USB

PowerPAD

G

Ground connection.

(1)

G = Ground, I = Input, O = Output, P = Power

SPACER

SPACER

Figure 5. Test Circuit for System Operation in Typical Characteristics Section

Copyright © 2013, Texas Instruments Incorporated

Submit Documentation Feedback

7

Product Folder Links :TPS2511-Q1