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TPS61253AYFFR PDF预览

TPS61253AYFFR

更新时间: 2024-09-28 11:06:51
品牌 Logo 应用领域
德州仪器 - TI 升压转换器开关
页数 文件大小 规格书
34页 2464K
描述
采用 1.2mm x 1.3mm WCSP 封装的 3.8MHz、5V/4A 升压转换器 | YFF | 9 | -40 to 85

TPS61253AYFFR 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active包装说明:VFBGA,
Reach Compliance Code:compliantECCN代码:EAR99
Factory Lead Time:6 weeks风险等级:1.7
其他特性:ALSO OPERATES WITH PFM CONTROL TECHNIQUE模拟集成电路 - 其他类型:SWITCHING REGULATOR
控制模式:CURRENT-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:5.5 V最小输入电压:2.3 V
标称输入电压:3.6 VJESD-30 代码:S-PBGA-B9
JESD-609代码:e1长度:1.288 mm
湿度敏感等级:1功能数量:1
端子数量:9最高工作温度:85 °C
最低工作温度:-40 °C最大输出电流:4.6 A
最大输出电压:5 V最小输出电压:5 V
标称输出电压:5 V封装主体材料:PLASTIC/EPOXY
封装代码:VFBGA封装形状:SQUARE
封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH座面最大高度:0.625 mm
表面贴装:YES切换器配置:BOOST
最大切换频率:3500 kHz温度等级:INDUSTRIAL
端子面层:Tin/Silver/Copper (Sn/Ag/Cu)端子形式:BALL
端子节距:0.4 mm端子位置:BOTTOM
宽度:1.192 mmBase Number Matches:1

TPS61253AYFFR 数据手册

 浏览型号TPS61253AYFFR的Datasheet PDF文件第2页浏览型号TPS61253AYFFR的Datasheet PDF文件第3页浏览型号TPS61253AYFFR的Datasheet PDF文件第4页浏览型号TPS61253AYFFR的Datasheet PDF文件第5页浏览型号TPS61253AYFFR的Datasheet PDF文件第6页浏览型号TPS61253AYFFR的Datasheet PDF文件第7页 
TPS61253A  
SLVSDE4C – MARCH 2017 – REVISED NOVEMBER 2020  
TPS61253A 3.8-MHz, 5-V / 4-A Boost Converter in 1.2-mm x 1.3-mm WCSP  
1 Features  
3 Description  
Wide input voltage range from 2.3 V to 5.5 V  
Fixed output voltage: 4.5 / 4.7 / 5.0 / 5.2 V  
Two FETs integrated: 35-mΩ LS-FET, 60-mΩ HS-  
FET  
IOUT ≥ 1500-mA continuously at VOUT = 5 V and  
VIN ≥ 3 V  
42-µA quiescent current from input  
4-A switching valley current limit  
3.8-MHz switching frequency  
Selectable auto PFM, forced PWM, and ultrasonic  
mode  
Support pass-through mode  
±2% output voltage accuracy  
600-µs soft-start time  
Hiccup-mode short protection  
Load disconnection during shutdown  
Thermal shutdown  
The TPS6125xA device provides a power supply  
solution for battery-powered portable applications.  
With the input voltage ranging from 2.3 V to 5.5 V, the  
device supports the applications powered by the Li-  
Ion batteries with the extended voltage range.  
Different fixed output voltage versions are available of  
4.5 V, 4.7 V, 5 V, and 5.2 V. The TPS6125xA supports  
up to 1500-mA load current from a battery discharged  
as low as 3 V.  
The TPS6125xA operates at typical 3.8-MHz  
switching frequency. The TPS6125xA can be flexibly  
configured at the Auto PFM mode, forced PWM  
mode, or ultrasonic mode. The Auto PFM mode can  
benefit with the high efficiency at the light load. The  
forced PWM operation can make the switching  
frequency be constant crossing the whole load range.  
The ultrasonic mode keeps the switching frequency  
always larger than 25 kHz at any load condition to  
avoid the acoustic noise.  
Total solution size < 25 mm2  
Create a custom design using the TPS61253A  
with the WEBENCH® Power Designer  
TPS6125xA has a built-in 600-µs soft start to avoid  
the inrush current at start-up. When the output is  
shorted, the device enters into the hiccup mode and  
recovers automatically after the short releases. During  
the shutdown, the load is completely disconnected  
from the input end with maximum 1.3-μA current  
being consumed.  
2 Applications  
Smart phones  
Portable speaker  
USB charging ports  
NFC PA supply  
Li battery to 5-V power conversion  
Device Information  
PART NUMBER  
PACKAGE(1)  
BODY SIZE (NOM)  
TPS61253A  
DSBGA (9)  
1.2 mm × 1.3 mm  
(1) For all available packages, see the orderable addendum at  
the end of the data sheet.  
L
VOUT  
VIN  
CIN  
SW  
VIN  
VOUT  
COUT  
Forced PWM (High)  
Ultrasonic (Floating)  
Auto PFM (Low)  
MODE  
GND  
ON  
OFF  
EN  
Typical Schematic  
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.  
 
 
 

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