参数资料
型号: MAX8212ESA+T
厂商: Maxim Integrated Products
文件页数: 3/7页
文件大小: 0K
描述: IC MONITOR VOLT MPU 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 简单复位/加电复位
监视电压数目: 1
输出: 开路漏极或开路集电极
复位: 低有效
复位超时: 最小 <1 ms
电压 - 阀值: 可调节/可选择
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
Microprocessor Voltage Monitors
with Programmable Voltage Detection
ELECTRICAL CHARACTERISTICS (continued)
(V+ = 5V, T A = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MAX8211 MAX8212
MIN TYP MAX MIN TYP MAX
UNITS
Output Saturation Voltage
V OL
I OUT = 2mA, V TH = 1.0V
I OUT = 2mA, V TH = 1.3V
0.17
0.4
0.17
0.4
V
Maximum Available
Output Current
I OH
C temp. range,
V OUT = 5V
V TH = 1.0V (Note 1)
V TH = 1.3V (Note 2)
4
7.0
12
35
mA
T A = T MIN to T MAX , C/E temp. ranges,
V+ = 16.5V, V TH = 1.0V,
0.1
0.1
Hysteresis Leakage
Current
I LHYS
V HYST = -16.5V with respect to V+
T A = T MIN to T MAX , M temp. range,
V+ = 16.5V, V TH = 0.9V,
3
3
μA
V HYST = -16.5V with respect to V+
Hysteresis Saturation
Voltage
V HYS
(MAX)
I HYST = 0.5mA, V TH = 1.3V,
measured with respect to V+
-0.1
-0.2
-0.1
-0.2
V
Maximum Available
Hysteresis Current
V HYS
(MAX)
V TH = 1.3V, V HYS = 0V
2
10
2
10
mA
Note 1: The maximum output current of the MAX8211 is limited by design to 30mA under any operating condition. The output voltage
may be sustained at any voltage up to +16.5V as long as the maximum power dissipation of the device is not exceeded.
Note 2: The maximum output current of the MAX8212 is not defined, and systems using the MAX8212 must therefore ensure that the
output current does not exceed 50mA and that the maximum power dissipation of the device is not exceeded.
_______________Detailed Description
As shown in the block diagrams of Figures 1 and 2, the
MAX8211 and MAX8212 each contain a 1.15V refer-
V+
ence, a comparator, an open-drain n-channel output
transistor, and an open-drain p-channel hysteresis out-
THRESH
P
HYST
put. The MAX8211 output n-channel turns on when the
voltage applied to the THRESH pin is less than the
internal reference (1.15V). The sink current is limited to
7mA (typical), allowing direct drive of an LED without a
series resistor. The MAX8212 output turns on when the
voltage applied to THRESH is greater than the internal
reference. It is not current limited, and will typically sink
35mA.
Compatibility with ICL8211/ICL8212
The CMOS MAX8211/MAX8212 are plug-in replacements
for the bipolar ICL8211/ICL8212 in most applications.
The use of CMOS technology has several advantages.
The quiescent supply current is much less than in the
bipolar parts. Higher-value resistors can also be used
1.15V
REFERENCE
Figure 1. MAX8211 Block Diagram
N
OUT
________________________________________________________________________________________
3
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MAX8212ETY 功能描述:监控电路 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
MAX8212MJA 功能描述:监控电路 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
MAX8212MJA/883 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Voltage Detector
MAX8212MJA/883B 功能描述:监控电路 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