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TPS3617-50DGKT PDF预览

TPS3617-50DGKT

更新时间: 2024-10-15 13:14:51
品牌 Logo 应用领域
德州仪器 - TI 电池
页数 文件大小 规格书
16页 283K
描述
1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8, PLASTIC, MSOP-10

TPS3617-50DGKT 技术参数

生命周期:Obsolete零件包装代码:MSOP
包装说明:TSSOP,针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.84
可调阈值:NO模拟集成电路 - 其他类型:POWER SUPPLY MANAGEMENT CIRCUIT
JESD-30 代码:R-PDSO-G8长度:3 mm
信道数量:1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封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装形状:SQUARE
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH认证状态:Not Qualified
座面最大高度:1.07 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):1.65 V标称供电电压 (Vsup):1.8 V
表面贴装:YES温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:3 mm
Base Number Matches:1

TPS3617-50DGKT 数据手册

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ꢊꢋꢀ ꢀꢌ ꢍꢎꢇꢊꢋꢏ ꢐꢑꢁ ꢂꢑꢁ ꢌ ꢍꢒ ꢓꢂ ꢔ  
ꢕ ꢔꢍ ꢍꢋꢖ ꢍꢌꢀ ꢌꢗ ꢀꢓ ꢔ  
SLVS339B – DECEMBER 2000 – REVISED DECEMBER 2002  
D
D
D
D
D
D
D
D
D
D
Supply Current of 40 µA (Max)  
typical applications  
Battery Supply Current of 100 nA (Max)  
D
D
D
D
D
D
D
D
D
Fax Machines  
Precision 5-V Supply Voltage Monitor,  
Other Voltage Options on Request  
Set-Top Boxes  
Advanced Voice Mail Systems  
Portable Battery Powered Equipment  
Computer Equipment  
Backup-Battery Voltage Can Exceed V  
DD  
Watchdog Timer With 800-ms Time-Out  
Power-On Reset Generator With Fixed  
100-ms Reset Delay Time  
Advanced Modems  
Automotive Systems  
Voltage Monitor for Power-Fail or  
Low-Battery Monitoring  
Portable Long-Time Monitoring Equipment  
Point of Sale Equipment  
Battery Freshness Seal  
8-Pin MSOP Package  
MSOP (DGK) Package  
(TOP VIEW)  
Temperature Range . . . –40°C to 85°C  
V
V
BAT  
RESET  
OUT  
description  
ACTUAL SIZE  
V
DD  
GND  
WDI  
3,05 mm x 4,98 mm  
The TPS3617-50 supervisory circuit monitors and  
PFI  
PFO  
controls processor activity by providing backup-  
battery switchover for data retention of CMOS  
RAM.  
During power on, RESET is asserted when the supply voltage (V  
or V  
) becomes higher than 1.1 V.  
DD  
BAT  
Thereafter, the supply voltage supervisor monitors V  
and keeps RESET output active as long as V  
remains  
DD  
DD  
below the threshold voltage (V ). An internal timer delays the return of the output to the inactive state (high)  
IT  
to ensure proper system reset. The delay time starts after V  
has risen above the threshold voltage (V ).  
DD  
IT  
typical operating circuit  
Power  
Supply  
0.1 µF  
External  
Source  
Backup  
Battery  
V
V
DD  
BAT  
R
R
x
y
TPS3617  
uC  
PFI  
RESET  
I/O  
RESET  
WDI  
I/O  
PFO  
Switchover  
Capacitor  
V
OUT  
V
CC  
0.1 µF  
GND  
GND  
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.  
Copyright 2002, Texas Instruments Incorporated  
ꢀꢤ  
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1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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