100

NŸ

(1%)

6 x 100

NŸ

(optional )

2.9 V

± 5.5V

Control Signals

Auxiliary Power

Power Switch

Status Signals

Type- C DFP

Status Signals

IN1

IN2

EN

CHG

CHG_HI

REF

GND

OUT

FAULT

LD_ DET

CC1

CC2

UFP

POL

AUDIO

DEBUG

Power Pad

TPS25810

AUX

CC Power

4.5 V

± 5.5V

1202F

102F

REF_ RTN

4.5 V

± 6.5V

Bus Power

Product

Folder

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Technical

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TPS25810

SLVSCR1A – SEPTEMBER 2015 – REVISED SEPTEMBER 2015

TPS25810 USB Type-C DFP Controller and Power Switch with Load Detection

1 Features

3 Description

The TPS25810 is a USB Type-C Downstream Facing

1

•

USB Type-C Rev. 1.1 Compliant DFP Controller

Port (DFP) controller with an integrated 3-A rated

•

Connector Attach/Detach Detection

USB power switch. The TPS25810 monitors the

•

STD/1.5-A/3-A Capability Advertisement on CC

Type-C

Configuration

Channel

(CC)

lines

to

determine when an USB device is attached. If an

•

Super Speed Polarity Determination

Upstream Facing Port (UFP) device is attached, the

•

•

UFP via the passthrough CC line. If the UFP is

•

Audio and Debug Accessory Identification

attached using an electronically marked cable, the

•

•

Three Input Supply Options

pin. The TPS25810 also identifies when Type-C

–

IN1: USB Charging Supply

audio or debug accessories are attached.

–

The TPS25810 draws less than 0.7 uA (typ) when no

–

AUX: Device Power Supply

device is attached. Additional system power saving is

achievable in S4/S5 system power states by using

•

Power Wake Supports Low Power in System

the UFP output to disable the high power 5-V supply

Hibernate (S4) and OFF (S5) Power States

when no UFP is attached. In this mode the device is

•

34-m

Ω (typ) High-Side MOSFET

capable of running from an auxiliary supply (AUX)

•

which can be a lower voltage supply (3.3 V), typically

powering the system uC in low power states (S4/S5).

•

Port Power Management Enables Power

Resource Optimization Across Multi-Ports

The

TPS25810

34-m

Ω

power

switch

has

two

selectable fixed current limits that align with the Type-

•

Package: 20-Pin WQFN (3 x 4)

C current levels. The FAULT output signals when the

•

UL and CB Tests Underway

switch is in an over current or over temperature

condition.

The

LD_DET

output

controls

power

2 Applications

management to multiple high current Type-C ports in

an environment where all ports cannot simultaneously

•

USB Type C Host Port in Notebook for Sleep

provide high current (3 A).

Charging

•

LCD Monitor/Docking Station and Charging

Device Information(1)

Cradles

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

Type C USB Wall Chargers

TPS25810

WQFN (20)

3.00 mm x 4.00 mm

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

Simplified Schematic

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.