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| 型号： | TPS3705-33DR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 |
| 封装： | GREEN, PLASTIC, SOIC-8 |
| 文件页数： | 1/23页 |
| 文件大小： | 775K |
| 代理商： | TPS3705-33DR |
TPS3705xx
TPS3707xx
PROCESSOR SUPERVISORY CIRCUITS WITH POWERFAIL
SLVS184C NOVEMBER 1998 REVISED DECEMBER 2005
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
features
D Power-On Reset Generator with Fixed
Delay Time of 200 ms, no External
Capacitor Needed
D Precision Supply Voltage Monitor 2.5 V, 3 V,
3.3 V, and 5 V
D Pin-For-Pin Compatible with the MAX705
through MAX708 Series
D Integrated Watchdog Timer (TPS3705 only)
D Voltage Monitor for Power-Fail or
Low-Battery Warning
D Maximum Supply Current of 50 A
D MSOP-8 and SO-8 Packages
D Temperature Range ...40°C to 85°C
typical applications
D Designs Using DSPs, Microcontrollers or
Microprocessors
D Industrial Equipment
D Programmable Controls
D Automotive Systems
D Portable/Battery Powered Equipment
D Intelligent Instruments
D Wireless Communication Systems
D Notebook/Desktop Computers
Figure 1. Typical MSP430 Application
MR
RESET
TPS370550
PFI
VDD
GND
100 nF
RESET/NMI
VDD
GND
5 V
12 V
910 k
120 k
MSP430P112
PFO
WDI
WDO
I/O
Copyright
19992005, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
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.
1
2
3
4
8
7
6
5
MR
VDD
GND
PFI
WDO
RESET
WDI
PFO
TPS3705 ...D PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
RESET
NC
PFO
TPS3707 ...D PACKAGE
(TOP VIEW)
NC No internal connection
MR
VDD
GND
PFI
1
2
3
4
8
7
6
5
RESET
WDO
MR
VDD
WDI
PFO
PFI
GND
TPS3705 . . . DGN PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
NC
PFO
PFI
GND
TPS3707 . . . DGN PACKAGE
(TOP VIEW)
NC No internal connection
RESET
MR
VDD
相关PDF资料 |
PDF描述 |
|---|---|
| TPS3707-30DR | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| TPS3707-33DGN | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| TPS3803G15MDCKREP | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| TPS3805H33QDCKREP | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| TPS3803-01QDCKREP | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TPS3705-33DRG4 | 功能描述:监控电路 Processor with Power-Fail RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
| TPS3705-33DR-P | 制造商:Texas Instruments 功能描述: |
| TPS3705-33Y | 制造商:TI 制造商全称:Texas Instruments 功能描述:PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL |
| TPS3705-50D | 功能描述:监控电路 4.55V Monitor RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
| TPS3705-50DG4 | 功能描述:监控电路 Processor with Power-Fail RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
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