参数资料
型号: TPS65072TRSLRQ1
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: POWER SUPPLY SUPPORT CKT, PQCC48
封装: 6 X 6 MM, 0.4 MM PITCH, PLASTIC, QFN-48
文件页数: 1/90页
文件大小: 1375K
代理商: TPS65072TRSLRQ1
www.ti.com
SLVSAP7 – JANUARY 2011
Single Chip Power Solution for Battery Powered Systems
1
FEATURES
10 Bit A/D Converter
2
Qualified for Automotive Applications
Touch Screen Interface
Charger/Power Path Management:
Undervoltage Lockout and Battery Fault
Comparator
2A Output Current on the Power Path
Linear Charger; 1.5A Maximum Charge
APPLICATIONS
Current
Portable Navigation Systems
100mA/500mA/ 800mA/1300mA Current
Low-Power DSP Supply
Limit From USB Input
Thermal Regulation, Safety Timers
DESCRIPTION
Temperature Sense Input
The TPS6507x are single chip Power Management
3 Step-Down Converters:
ICs for portable applications consisting of a battery
2.35MHz Fixed Frequency Operation
charger with power path management for a single
Li-Ion or Li-Polymer cell. The charger can either be
Up to 1.5A of Output Current
supplied by a USB port on pin USB or by a dc voltage
Adjustable or Fixed Output Voltage
from a wall adapter connected to pin AC. Three
VIN Range From 2.8V to 6.3V
highly efficient 2.25MHz step-down converters are
targeted at providing the core voltage, memory and
Power Save Mode at Light Load Current
I/O voltage in a processor based system. The
Output Voltage Accuracy in PWM Mode
step-down converters enter a low power mode at light
±1.5%
load for maximum efficiency across the widest
Typical 19 mA Quiescent Current per
possible range of load currents. For low noise
Converter
applications the devices can be forced into fixed
frequency
PWM
using
the
I2C
interface.
The
100% Duty Cycle for Lowest Dropout
step-down converters allow the use of small inductors
LDOs:
and capacitors to achieve a small solution size. The
Fixed Output Voltage
TPS6507x also integrate two general purpose LDOs
for an output current of 200mA. These LDOs can be
Dynamic Voltage Scaling on LDO2
used
to
power
an
SD-card
interface
and
an
20mA Quiescent Current
always-on rail, but can be used for other purposes as
200mA Maximum Output Current
well. Each LDO operates with an input voltage range
between 1.8V and 6.3V allowing them to be supplied
VIN Range From 1.8V to 6.3V
from one of the step-down converters or directly from
wLED Boost Converter:
the main battery. An inductive boost converter with
Internal Dimming Using I2C
two programmable current sinks power two strings of
white LEDs.
Up to 2 × 10 LEDs
Up to 25mA per String With Internal Current
The TPS6507x come in a 48-pin leadless package
Sink
(6mm × 6mm QFN) with a 0.4mm pitch.
I2C Interface
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
PowerPAD is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 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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相关代理商/技术参数
参数描述
TPS650731EVM-430 功能描述:电源管理IC开发工具 TPS650731 Eval Mod RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V
TPS650731RSLR 功能描述:PMIC 解决方案 5Ch Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel
TPS650731RSLT 功能描述:PMIC 解决方案 5Ch Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel
TPS650732EVM-430 功能描述:电源管理IC开发工具 TPS650732 Eval Mod RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V
TPS650732RSLR 功能描述:PMIC 解决方案 5Ch Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel