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PST9122NR Voltage Supervisor 2.2V SOT-153/SOT-25A/SOT23-5 marking 22 System Reset IC，Level detection circuits
| 受检测电压数 Number of Voltages Monitored | 1 |
| 检测电压/复位阈值电压VDET Voltage - Threshold | 2.2V |
| 工作电压VIN Voltage - Supply | -0.3~10V |
| 高/低有效复位 Reset | |
| 输出类型 Output Type | open collection |
| 看门狗 Watchdog | 无 No |
| 功耗Pd Power Dissipation | |
| Description & Applications | •IC for System Reset •High precision voltage detection ±3% max. •Super low current consumption ICCH=1.5µA typ. ICCL=1.0µA typ. •Low operating threshold voltage 0.65V typ. •Hysteresis voltage is provided as a detect voltage 50mV typ. •Large output current at the time ON 15mA typ •Reset circuits for microcomputers, CPUs and MPUs •Reset circuits for logic circuits •Battery voltage check circuits •Back-up power supply switching circuits •Level detection circuits |
| 描述与应用 | •系统复位IC •高电压检测精度±3％最大。 •超级ICCH=1.5μA（典型值）的低电流消耗。 ICCL=1.0μA（典型值）。 经营门槛低电压0.65V（典型值）。 •迟滞电压作为检测电压50mV的典型。 •大输出电流的时候ON15毫安典型 •微型计算机，CPU和MPU的复位电路。 •逻辑电路的复位电路 •电池电压检测电路 •备份电源开关电路 •电平检测电路 |
