參數(shù)資料
型號(hào): DS1231
英文描述: Low-Noise, High-Speed, 16-Bit Accurate CMOS Operational Amplifier 8-SOIC -40 to 125
中文描述: 電源監(jiān)視器
文件頁(yè)數(shù): 6/9頁(yè)
文件大小: 66K
代理商: DS1231
DS1231/S
022698 6/9
APPLICATION WITH MODE PIN GROUNDED Figure 6
IN
MODE
TOL
GND
VCC
NMI
RST
TO
P
DS1231
+5VDC
VOLTAGE SENSE POINT
EXAMPLE:
CTR = 0.2 IC = 30
A IF = 150 A
VOLTAGE SENSE POINT = 105 AND
VZ = 100 VOLTS
IC
R1
IF
-5% VCC THRESHOLD
VOLTAGE SENSE POINT (TRIP VALUE)
+ VZ ) IC
CTR
XR1
CTR
+ IC
IF
CTR
+ CURRENT TRANSFER RATIO
VZ
+ ZENNER VOLTAGE
THEN 105
+ 100 ) 30
0.2
xR1
R1
+ 33K
NOTE: RST requires a pull–up resister.
AC VOLTAGE MONITOR WITH OPTO-ISOLATION Figure 7
IN
MODE
TOL
GND
VCC
NMI
RST
-5% VCC THRESHOLD
TO
P
DS1231
+5VDC
AC LINE
INPUT
NOTE: RST requires a pull–up resister.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1231/S 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Power Monitor Chip
DS123120 制造商:DALLAS 功能描述:*
DS1231-20 功能描述:監(jiān)控電路 Power Monitor RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過(guò)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(kāi)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
DS1231-20/G 功能描述:監(jiān)控電路 Power Monitor RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過(guò)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(kāi)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
DS1231-20+ 功能描述:監(jiān)控電路 Power Monitor RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過(guò)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(kāi)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