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参数资料
| 型号： | TPS2540RTET |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC16 |
| 封装： | GREEN, PLASTIC, WQFN-16 |
| 文件页数： | 1/37页 |
| 文件大小： | 999K |
| 代理商： | TPS2540RTET |
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15
16
IL
IM
0
IL
IM
1
2
IN
DM_OUT
3
4
DP_OUT
ILIM_SEL
13
14
G
N
D
F
A
U
L
T
6
5
8
12
11
10
9
E
N
C
T
L
1
C
T
L
2
C
T
L
3
DM_IN
DP_IN
N/C
OUT
Exposed
Thermal Die
TPS2540/40A/41
RTE Package
(Top View)
7
1
IN
0.1 mF
13 FAULT
RFAULT
10 kW
FAULT Signal
4.5 V to 5.5 V
4
ILIM_SEL
ILIM Select
6
CTL1
5
EN
7
CTL2
8
CTL3
10
11
2
3
DP_IN
DM_IN
DM_OUT
DP_OUT
12
OUT
16
ILIM0
15
ILIM1
14
GND
2x
RILIM
TPS2540
Power Switch EN
Mode Select I/O
To Host Controller
UDG-10116
VBUS
D-
D+
GND
CUSB
To Peripheral
To System Bus
SLVSAG2A
– OCTOBER 2010 – REVISED APRIL 2011
USB Charging Port Power Switch and Controller
1
FEATURES
DESCRIPTION
The TPS2540/40A and TPS2541 are a combination
2
Meets Battery Charging Specification BC1.2
of current-limited USB port power switch with a USB
for DCP and CDP
2.0 high-speed data line (D+/D-) switch and a USB
Meets Chinese Telecommunications Industry
charging
port
identification
circuit.
Applications
Standard YD/T 1591-2009
include notebook PCs and other intelligent USB host
devices. The wide bandwidth (2.6 GHz) data-line
Supports Sleep-Mode Charging for Most
switch also features low capacitance and low on
Available Apple Devices and/or BC1.2
resistance, allowing signals to pass with minimum
Compliant Devices
edge and phase distortion. The TPS2540/40A/41
Compatible With USB 2.0 and 3.0 Power
monitors
D+
and
D-,
providing
the
correct
Switch Requirements
hand-shaking protocol with compliant client devices.
2.6-GHz Bandwidth USB 2.0 Data Switch
The TPS2540/40A/41 supports the following charging
73-m
Ω (typ.) High-Side MOSFET
logic schemes:
Adjustable Current Limit up to 2.8 A (typical)
USB 2.0 BC1.2
OUT Discharge Through CTLx=000
Chinese Telecom Standard YD/T 1591-2009
(TPS2540/40A) or DSC (TPS2541) Input
Divider Mode, compliant with Apple devices such
as iPod and iPhone
Longer Detach Detection Time (TPS2540A)
Supporting Additional Legacy Devices
CTL1-CTL3 logic inputs are used to select one of the
Available in 16-Pin QFN Package
various charge modes provided by the TPS2540/40A
and TPS2541. These charge modes allow the host
device to actively select between Dedicated Charging
APPLICATIONS
Port
(DCP)
(wall-adapter
emulation),
Charging
USB Ports/Hubs
Downstream Port (CDP) (active USB 2.0 data
Notebook PCs
communications with 1.5-A support), or Standard
Downstream Port (SDP) USB 2.0 Mode (active USB
Universal Wall Charging Adapter
2.0 data communications with 500-mA support). The
TPS2540/40A/41
also
integrates
an
auto-detect
feature that supports both DCP schemes for Battery
Charging Specification (BC1.2) and the Divider Mode
without the need for outside user interaction.
TPS2540/40A/41 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.
2
Apple, iPod, iPhone are registered trademarks of Apple Inc.
PRODUCTION DATA information is current as of publication date.
Copyright
2010–2011, 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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|---|---|
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TPS2540RTET | 制造商:Texas Instruments 功能描述:IC USB SWITCH 2.6GHZ 16-WQFN |
| TPS2541ARTER | 功能描述:电源开关 IC - USB USB Charging Port Pwr Sw & Controller RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube |
| TPS2541ARTET | 功能描述:电源开关 IC - USB USB Charging Port Pwr Sw & Controller RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube |
| TPS2541RTER | 功能描述:电源开关 IC - USB USB Charging Port Pwr Swtch &Contrller RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube |
| TPS2541RTET | 功能描述:电源开关 IC - USB USB Charging Port Pwr Swtch &Contrller RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube |
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