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TPS2543RTER Datasheet(PDF) 1 Page - Texas Instruments

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No. de pieza TPS2543RTER
Descripción Electrónicos  USB Charging Port Controller and Power Switch with Load Detection
Download  34 Pages
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI1 - Texas Instruments

TPS2543RTER Datasheet(HTML) 1 Page - Texas Instruments

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OUT
GND
FAULT
ILIM_LO
EN
R
ILIM_LO
RSTATUS
(10 kW)
Power Switch EN
4.5V – 5.5V
TPS2543
0.1 uF
CUSB
Fault Signal
DM_IN
DP_IN
VBUS
D-
D+
GND
USB
Connector
To Portable Device
à
Power Bus
CTL1
CTL2
CTL3
ILIM_SEL
ILIM Select
DM_OUT
DP_OUT
To Host Controller
à
Mode Select I/O
IN
STATUS
STATUS Signal
R
ILIM_HI
ILIM_HI
RFAULT
(10 kW)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Thermal Pad
IN
DM_OUT
DP_OUT
ILIM_SEL
OUT
DM_IN
DP_IN
STATUS
TPS2543
www.ti.com
SLVSBA6 – FEBRUARY 2012
USB Charging Port Controller and Power Switch with Load Detection
Check for Samples: TPS2543
1
FEATURES
DESCRIPTION
The TPS2543 is a USB charging port controller and
D+/D– CDP/DCP Modes per USB Battery
power switch with an integrated USB 2.0 high-speed
Charging Specification 1.2
data line (D+/D–) switch. The TPS2543 provides the
D+/D– Shorted Mode per Chinese
electrical
signatures
on
D+/D–
to
support
the
Telecommunication Industry Standard YD/T
following charging schemes:
1591-2009
USB Battery Charging Specification 1.2;
D+/D– Divider Modes 2.0V/2.7V and 2.7/2.0V
Chinese Telecom Standard YD/T 1591-2009;
Compliant with 1A and 2A Apple Mobile Digital
Divider Mode, Compliant with Apple iPod, iPhone
Devices
(1A), and iPad (2A) Mobile Digital Devices.(1)
Automatic Selection of D+/D– Mode for an
The TPS2543 can be configured to automatically
Attached Device
select the D+/D– mode needed to charge an attached
Supports Sleep-Mode Charging and
device. The TPS2543 provides load detection via the
Mouse/Keyboard (Low-Speed Only) Wake Up
STATUS pin that allows for both power supply control
in S4/S5 charging and the ability to manage port
Load Detection for Both Power Supply Control
power in a multi-port application. Additionally, system
in S4/S5 Charging and Port Power
wake up (from S3) with a mouse/keyboard (low
Management in all Charge Modes
speed only) is fully supported in the TPS2343.
Compatible with USB 2.0 and 3.0 Power Switch
The TPS2543 73-m
Ω power-distribution switch is
Requirements
intended for applications where heavy capacitive
73-m
Ω (typ) High-Side MOSFET
loads and short-circuits are likely to be encountered.
Adjustable Current-Limit up to 3.0 A (typ)
Two
programmable
current
thresholds
provide
flexibility for setting current limits and load detect
Operating Range: 4.5 V to 5.5 V
thresholds.
Drop-In Compatible with TPS2540/40A
Available in 16-Pin QFN (3x3) Package
UL Listed and CB File No. E169910
APPLICATIONS
USB Ports (Host and Hubs)
Notebook Desktop PCs
(1)
Apple, iPod, iPhone, and iPad are trademarks of Apple Inc.,
Universal Wall Charging Adapters
registered in the U.S. and other countries.
TPS2543 RTE PACKAGE AND TYPICAL APPLICATION DIAGRAM
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright © 2012, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


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