參數(shù)資料
型號: TL7770
廠商: Texas Instruments, Inc.
元件分類: 熱敏電阻
英文描述: THERMISTORS
中文描述: 雙電源監(jiān)事
文件頁數(shù): 8/9頁
文件大小: 128K
代理商: TL7770
TL7770-5, TL7770-12
DUAL POWER-SUPPLY SUPERVISORS
SLVS019F – OCTOBER 1987 – REVISED JULY 1999
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
VS
10 k
1VSU
1RESIN
GND
1RESET
1RESET
VCC
1CT
To System Reset
10 k
RT
(see Note B)
CT
System Supply
Reset Input
(from system)
To System Reset
5
1
4
3
2
8
16
NOTE B: When VCC and 1VSU are connected to the same point, it is recommended that series resistance (RT) be added between the time-delay
programming capacitor (CT) and the voltage-supervisor device terminal (1CT). The suggested RT value is given by:
R
T
V
I
1
V
IT
10
3
, where V
I
the lesser of 7.1 V or V
S
When this series resistor is used, the td calculation is as follows:
(6.5E
5)
6.5
10
t
d
1.3
10
5
R
T
5
C
T
Figure 4. System Reset Controller With Undervoltage Sensing
相關(guān)PDF資料
PDF描述
TL7770-12DW DUAL POWER-SUPPLY SUPERVISORS
TL7770-12N THERMISTORS
TL7770-12Y THERMISTORS
TL7770-5IN DUAL POWER-SUPPLY SUPERVISORS
TL7770-5N DUAL POWER-SUPPLY SUPERVISORS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TL7770-12 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL POWER-SUPPLY SUPERVISORS
TL7770-12CDW 功能描述:監(jiān)控電路 Dual Svs 12V & Prog w/Prg Time Delay RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
TL7770-12CDWE4 功能描述:監(jiān)控電路 Dual Svs 12V & Prog w/Prg Time Delay RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
TL7770-12CDWG4 功能描述:監(jiān)控電路 Dual Svs 12V RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
TL7770-12CDWR 功能描述:監(jiān)控電路 Dual Power Supply RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲(典型值):10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel