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TPS51217DSCR PDF预览

TPS51217DSCR

更新时间: 2024-01-22 11:59:37
品牌 Logo 应用领域
德州仪器 - TI 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
页数 文件大小 规格书
27页 986K
描述
HIGH PERFORMANCE, SINGLE SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER SUPPLY

TPS51217DSCR 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:SON-10针数:10
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:6 weeks
风险等级:0.89Is Samacsys:N
其他特性:ALSO OPERATES IN ADJUSTABLE MODE FROM 0.6V TO 2.6V模拟集成电路 - 其他类型:SWITCHING REGULATOR
控制模式:VOLTAGE-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:6.5 V最小输入电压:4.5 V
标称输入电压:5 VJESD-30 代码:S-PDSO-N10
JESD-609代码:e4长度:3 mm
湿度敏感等级:2功能数量:1
端子数量:10最高工作温度:85 °C
最低工作温度:-40 °C最大输出电流:20 A
最大输出电压:2.6 V最小输出电压:0.6 V
封装主体材料:PLASTIC/EPOXY封装代码:HVSON
封装等效代码:SOLCC10,.12,20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
子类别:Switching Regulator or Controllers最大供电电流 (Isup):0.5 mA
标称供电电压 (Vsup):5 V表面贴装:YES
切换器配置:PUSH-PULL最大切换频率:368 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:3 mmBase Number Matches:1

TPS51217DSCR 数据手册

 浏览型号TPS51217DSCR的Datasheet PDF文件第2页浏览型号TPS51217DSCR的Datasheet PDF文件第3页浏览型号TPS51217DSCR的Datasheet PDF文件第4页浏览型号TPS51217DSCR的Datasheet PDF文件第5页浏览型号TPS51217DSCR的Datasheet PDF文件第6页浏览型号TPS51217DSCR的Datasheet PDF文件第7页 
TPS51217  
www.ti.com ...................................................................................................................................................................................................... SLUS947JUNE 2009  
HIGH PERFORMANCE, SINGLE SYNCHRONOUS STEP-DOWN  
CONTROLLER FOR NOTEBOOK POWER SUPPLY  
1
FEATURES  
APPLICATIONS  
Notebook Computers  
I/O Supplies  
System Power Supplies  
2
Wide Input Voltage Range: 3 V to 28 V  
Output Voltage Range: 0.6 V to 2.6 V  
Wide Output Load Range: 0 to 20A+  
Built-in 0.5% 0.6 V Reference  
DESCRIPTION  
D-CAP™ Mode with 100-ns Load Step  
Response  
The TPS51217 is a small-sized single buck controller  
with adaptive on-time D-CAP™ mode. The device is  
suitable for low output voltage, high current, PC  
system power rail and similar point-of-load (POL)  
power supply in digital consumer products. A small  
package with minimal pin-count saves space on the  
PCB, while a dedicated EN pin and pre-set frequency  
minimize design effort required for new designs. The  
skip-mode at light load condition, strong gate drivers  
and low-side FET RDS(on) current sensing supports  
low-loss and high efficiency, over a broad load range.  
The TRAN pin provides freedom of masking  
overvoltage protection, undervoltage protection and  
power-good signal during the transition period of  
dynamic output voltage change for modern GPU  
power supply applications. The conversion input  
voltage which is the high-side FET drain voltage  
ranges from 3 V to 28 V and the output voltage  
ranges from 0.6 V to 2.6 V. The device requires an  
external 5-V supply. The TPS51217 is available in a  
10-pin SON package specified from –40°C to 85°C.  
Adaptive On Time Control Architecture with  
Fixed 340kHz Operation  
Dynamic Output Voltage Change Capability  
4700 ppm/°C RDS(on) Current Sensing  
Internal 0.9-ms Voltage Servo Softstart  
Pre-Charged Start-up Capability  
Built-in Output Discharge  
Power Good Output  
Integrated Boost Switch  
Built-in OVP/UVP/OCP  
Thermal Shutdown (Non-latch)  
SON-10 (DSC) Package  
TYPICAL APPLICATION CIRCUIT  
V5IN  
V
IN  
TPS1217  
PGOOD  
10  
1
2
3
4
5
VBST  
DRVH  
SW  
9
8
7
6
TRIP  
EN  
EN  
V
V
OUT  
VFB  
V5IN  
DRVL  
VID1  
TRAN  
GND  
VID0  
_GND  
OUT  
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
D-CAP is a trademark of Texas Instruments.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2009, Texas Instruments Incorporated  

TPS51217DSCR 替代型号

型号 品牌 替代类型 描述 数据表
TPS51217DSCT TI

完全替代

HIGH PERFORMANCE, SINGLE SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER SUPPLY

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