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R3112N451A Voltage Supervisor 4.5V SOT-153/SOT23-5 marking 245 low voltage detecting，Built-in Output Delay Circuit
| 受检测电压数 Number of Voltages Monitored | 1 |
| 检测电压/复位阈值电压VDET Voltage - Threshold | 4.5V |
| 工作电压VIN Voltage - Supply | 6.5V |
| 高/低有效复位 Reset | 低 Active Low |
| 输出类型 Output Type | open drain |
| 看门狗 Watchdog | 无 No |
| 功耗Pd Power Dissipation | |
| Description & Applications | •LOW VOLTAGE DETECTOR WITH OUTPUT DELAY •Built-in Output Delay Circuit Typ. 100ms with an external capacitor: 0.022µF •Supply Current Typ. 0.5µA •Operating Voltage 0.7 to 6.0V(Topt=25°C) •Detector Threshold. 0.9V to 5.0V •High Accuracy Detector Threshold ±2.0% •Low Temperature-Drift Coefficient of Detector Threshold...Typ. ±100ppm/°C •Two Output Types Nch Open Drain and CMOS •CPU and Logic Circuit Reset •Battery Checker •Window Comparator •Wave Shaping Circuit •Battery Back-up Circuit •Power Failure Detector |
| 描述与应用 | •低电压检测器具有输出延时 •内置输出延迟电路典型。 100ms的一个外部电容：0.022μF •供电电流典型。 0.5μA •工作电压0.7〜6.0V（TOPT= 25°C） •检测阈值。 0.9V至5.0V •高精度检测电压±2.0％ •低温度漂移探测器阈值典型。温度系数±100ppm/°C •两个输出类型N沟道开漏和CMOS •CPU和逻辑电路复位 •电池检查 •窗口比较器 •波形整形电路 •备用电池电路 •电源故障检测器 |
