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TPS61252DSGT PDF预览

TPS61252DSGT

更新时间: 2023-09-03 20:34:30
品牌 Logo 应用领域
德州仪器 - TI 升压转换器PC开关光电二极管
页数 文件大小 规格书
28页 2082K
描述
电流精度为 ±20%、具备可调节输入电流限制的 3.5MHz、1.5A、效率为 92% 的升压转换器 | DSG | 8

TPS61252DSGT 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:Active零件包装代码:SON
包装说明:HVSON,针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:12 weeks
风险等级:0.89Samacsys Confidence:3
Samacsys Status:ReleasedSamacsys PartID:5625
Samacsys Pin Count:9Samacsys Part Category:Integrated Circuit
Samacsys Package Category:Small Outline No-leadSamacsys Footprint Name:DSG0008A 1
Samacsys Released Date:2015-05-24 21:47:42Is Samacsys:N
其他特性:ALSO OPERATES IN ADJUSTABLE MODE FROM 3 TO 6.5V, ALSO HAS CONTROL TECHNIQUE OF PFM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:6 V最小输入电压:2.3 V
标称输入电压:3.6 VJESD-30 代码:S-PDSO-N8
JESD-609代码:e4长度:2 mm
湿度敏感等级:2功能数量:1
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C最大输出电流:1.5 A
最大输出电压:6.5 V最小输出电压:3 V
标称输出电压:5 V封装主体材料:PLASTIC/EPOXY
封装代码:HVSON封装形状:SQUARE
封装形式:SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:0.8 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:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:NO LEAD
端子节距:0.5 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:2 mm
Base Number Matches:1

TPS61252DSGT 数据手册

 浏览型号TPS61252DSGT的Datasheet PDF文件第2页浏览型号TPS61252DSGT的Datasheet PDF文件第3页浏览型号TPS61252DSGT的Datasheet PDF文件第4页浏览型号TPS61252DSGT的Datasheet PDF文件第5页浏览型号TPS61252DSGT的Datasheet PDF文件第6页浏览型号TPS61252DSGT的Datasheet PDF文件第7页 
Sample &  
Buy  
Support &  
Community  
Product  
Folder  
Tools &  
Software  
Technical  
Documents  
TPS61252  
SLVSAG3A SEPTEMBER 2010REVISED DECEMBER 2014  
TPS61252 Tiny 1.5-A Boost Converter With Adjustable Input Current Limit  
1 Features  
3 Description  
The TPS61252 device provides a power supply  
solution for products powered by either a three-cell  
alkaline, NiCd or NiMH battery, or an one-cell Li-Ion  
or Li-polymer battery. The wide input voltage range is  
ideal to power portable applications like mobile  
phones or computer peripherals. The device has a  
resistor programmable (RILIM) input current limit and  
is suitable for a wide variety of applications.  
1
Resistor Programmable Input Current Limit  
±20% Current Accuracy at 500 mA over Full  
Temperature Range  
Programmable from 100 mA up to 1500 mA  
Up to 92% Efficiency  
VIN Range from 2.3 V to 6.0 V  
Power Good Indicates Appropriate Output Voltage  
Level  
During light loads, the device automatically enters  
skip mode (PFM), which allows the converter to  
maintain the required output voltage, while only  
drawing 30 μA quiescent current from the battery.  
This allows maximum efficiency at lowest quiescent  
currents.  
Adjustable Output Voltage up to 6.5 V  
100% Duty-Cycle Mode When VIN > VOUT  
Load Disconnect and Reverse Current Protection  
Short Circuit Protection  
TPS61252 allows the use of small inductors and  
capacitors to achieve a small solution size. The  
possibility to reduce the current limit by a external  
resistor offers the potential use of physically even  
smaller inductors with lower rated currents to further  
reduce total solution sizes of the power supply.  
During shutdown, the load is completely disconnected  
from the battery. The TPS61252 is available in a 8-  
pin WSON package measuring 2 mm × 2 mm (DSG).  
Typical Operating Frequency 3.25 MHz  
Available in a 2-mm × 2-mm WSON-8 Package  
2 Applications  
USB Host Supplies from a Single Li-Ion Battery  
Current Limited Applications  
Li-Ion Applications  
Audio Applications  
Device Information(1)  
RF-PA Buffer  
PART NUMBER  
PACKAGE  
BODY SIZE (NOM)  
TPS61252  
WSON (8)  
2.00 mm x 2.00 mm  
(1) For all available packages, see the orderable addendum at  
the end of the datasheet.  
4 Typical Application Schematic  
TPS61252  
L1  
VOUT  
SW  
VOUT  
FB  
1 μH  
5.0 V  
R1  
768 kΩ  
CFF  
100 pF  
VIN  
VIN  
EN  
COUT  
22 µF  
2.3 V to 6.0 V  
C1  
10 µF  
R4  
1 MΩ  
R2  
243 kΩ  
ILIM  
RILIM  
20 kΩ  
Power Good  
Output  
GND  
PG  
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.  
 
 
 
 
 

TPS61252DSGT 替代型号

型号 品牌 替代类型 描述 数据表
TPS61252DSGR TI

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电流精度为 ±20%、具备可调节输入电流限制的 3.5MHz、1.5A、效率为 92% 的

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